{"slug":"alpacahq-alpaca-broker-rate-limits-resilience","name":"alpaca-broker-rate-limits-resilience","description":"Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language.","long_description":"---\nname: alpaca-broker-rate-limits-resilience\ndescription: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language.\n---\n\n# Alpaca — Rate Limits & Resilience\n\nAlpaca's APIs are rate-limited and occasionally flaky under load. Any client that does more than a handful of calls — especially bulk jobs, backfills, and reconciliation sweeps — needs disciplined retry, backoff, and concurrency control. These patterns are transport-level and apply in any language.\n\n> Read `alpaca-broker-integration` first.\n\n## 1. Rate-limit headers — read them on every response\n\nAlpaca returns standard headers:\n\n| Header | Meaning |\n|--------|---------|\n| `X-RateLimit-Limit` | requests allowed in the window |\n| `X-RateLimit-Remaining` | requests left in the current window |\n| `X-RateLimit-Reset` | **unix timestamp (seconds)** when the window resets |\n\n**Parse them on every response, not just on errors.** Two uses:\n- **Proactive:** when `Remaining` drops below a threshold (e.g. ≤ 50), log a warning and/or slow down — you're about to get throttled.\n- **Reactive:** on `429`, use `Reset` to wait exactly until the window opens.\n\n> Limits vary by endpoint and plan; market-data limits differ from broker limits. Don't hardcode a number — react to the headers.\n\n## 2. The retry loop (pseudocode)\n\n```\nMAX_ATTEMPTS = 10\nINITIAL_DELAY_MS = 1000\n\nfor attempt in 1..MAX_ATTEMPTS:\n    res = http(request)                      # with a sane timeout (see §5)\n    remaining, reset_at = parse_rate_headers(res.headers)\n    if remaining <= 50: log_warn(\"approaching rate limit\", reset_at)\n\n    if res.status == 429:\n        # wait until the window resets, plus a small buffer\n        wait = (reset_at - now()) if reset_at else INITIAL_DELAY_MS * 2^(attempt-1)\n        sleep(max(0, wait) + 1000)           # +1s buffer past reset\n        continue\n\n    if res.status in (500, 502, 503, 504) or network_error:\n        sleep(INITIAL_DELAY_MS * 2^(attempt-1))   # exponential backoff\n        continue\n\n    return res                                # success or non-retryable 4xx\nraise last_error\n```\n\nKey points:\n- **On `429`, wait until `X-RateLimit-Reset` + a ~1s buffer** — don't blindly exponential-backoff when the API told you exactly when to retry.\n- **Exponential backoff** (`base * 2^(attempt-1)`) for network errors and 5xx. With base 1s and 10 attempts the tail is minutes — fine for background jobs, too slow for user-facing calls (use fewer attempts there).\n- **Don't retry non-retryable 4xx** (`400`/`403`/`422`) — those won't fix themselves; surface them.\n- Optionally add **jitter** to backoff to avoid thundering-herd when many workers retry together.\n\n## 3. Bounded concurrency\n\nParallelism speeds bulk jobs but is the fastest way to hit limits. Use a **fixed worker pool**, not unbounded fan-out.\n\n- Start small (e.g. **5–8 concurrent requests**) and tune against the rate-limit headers. A real lesson from production: a pool was *reduced* from 10 → 5 to ease both Alpaca and downstream-DB load.\n- Cache per-entity reads **within a run** (e.g. an account's buying power, or a per-account transfer list) so you don't refetch the same thing across items in a batch.\n- For per-item throttling, a small fixed sleep between calls (e.g. 100ms) is a crude-but-effective floor when you can't easily coordinate a pool.\n\n## 4. Pagination loops\n\nList endpoints page forward with a token — never assume one response is complete.\n\n- **Activities** (`/v1/accounts/activities`): page via the `X-Next-Page-Token` response header; loop until it's empty. Use `page_size` (≤100) and a `direction`.\n- **Market-data bars** (`/v2/stocks/bars`): page via `next_page_token` in the body → pass back as `page_token`. Remember `limit` counts across all symbols and results sort by symbol-then-time, so **a single page may contain only the first symbol(s)** — keep paging.\n- Wrap each page fetch in the retry loop from §2.\n\n```\ntoken = null\nloop:\n    page = fetch(url + (token ? \"&page_token=\"+token : \"\"))   # via retry loop\n    accumulate(page.items)\n    token = page.next_token            # header or body, per endpoint\n    if not token: break\n```\n\n## 5. Timeouts & batch sizing\n\n- **Always set an HTTP timeout** (e.g. 15–30s). A hung connection without a timeout stalls a whole worker pool. (SSE streams are the exception — they're meant to stay open; see `alpaca-broker-sse-events`.)\n- Use a **shared HTTP client / connection pool** rather than constructing one per request, so keep-alive and connection reuse work.\n- When writing reconciliation results to your own store, **chunk bulk inserts** (e.g. 500 rows per statement) to stay under DB statement-size limits and keep transactions reasonable.\n\n## 6. Resilience checklist for a bulk/cron job\n\n- [ ] Rate-limit headers parsed every response; proactive warn near the limit.\n- [ ] `429` → wait until `X-RateLimit-Reset` + buffer.\n- [ ] Exponential backoff (+ jitter) for 5xx/network; capped attempts.\n- [ ] Non-retryable 4xx surfaced, not retried.\n- [ ] Bounded worker pool; per-run caching of repeated reads.\n- [ ] Pagination loop until the token is empty.\n- [ ] HTTP timeout on every call; shared client.\n- [ ] Bulk DB writes chunked and idempotent (upsert) — see `alpaca-broker-reconciliation-idempotency`.\n- [ ] Structured logging with a trace/correlation ID per item for debugging partial failures.\n\n**Related skills:** safe re-runs of jobs → `alpaca-broker-reconciliation-idempotency`; the heal/poll jobs that use these patterns → `alpaca-broker-reconciliation-idempotency`; market-data pagination specifics → `alpaca-broker-market-data`.\n","tagline":"Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in a","category":"design-creative","tags":["agent-skill"],"author":"alpacahq","verified":false,"attribution":{"status":"registry_indexed","statusLabel":"Registry indexed","shortLabel":"REGISTRY INDEXED","sourceLabel":"recursive skill source sync","sourceDetail":"alpacahq/alpaca-skills","creatorName":"alpacahq","creatorUrl":"https://github.com/alpacahq","sourceUrl":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","indexedBy":"OpenAgentSkill community index","claimUrl":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience#claim-this-skill","claimCta":"Claim this skill","trustNote":"This listing was indexed from public sources and is not marked official until a maintainer claim is approved.","publicNote":"Attribution links to the public repository or creator profile. Creators can claim the listing to update ownership signals."},"stats":{"stars":112,"forks":11,"verified_installs":0,"successful_runs":0,"total_outcomes":0,"rating":0,"review_count":0,"quality_score":37.77},"quality":{"score":67,"tier":"promising","label":"Promising","summary":"Useful candidate, but compare it with alternatives before adopting.","signals":[{"label":"GitHub stars","value":"112","tone":"neutral"},{"label":"Freshness","value":"11d ago","tone":"positive"},{"label":"Install ready","value":"Yes","tone":"positive"},{"label":"License","value":"Apache-2.0","tone":"neutral"}],"warnings":[]},"trust":{"version":"trust-score-v5","score":68,"base_score":76,"outcome_confidence":0,"tier":"review","label":"Sandbox only","summary":"Useful candidate with missing or mixed trust signals. 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require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"],"backward_compatible":{"trust_score_v4":{"version":"trust-score-v4","score":76,"tier":"strong","label":"Strong shortlist","summary":"Good trust signals with a few areas worth checking before rollout."}}},"trust_score_v4":{"version":"trust-score-v4","score":76,"tier":"strong","label":"Strong shortlist","summary":"Good trust signals with a few areas worth checking before rollout.","recommendedAction":"Test in a sandbox workflow and compare its install path with close alternatives.","dimensions":[{"id":"github_adoption","label":"GitHub adoption","score":62,"weight":0.13,"status":"info","detail":"112 GitHub stars"},{"id":"repo_activity","label":"Stars/forks activity","score":57,"weight":0.08,"status":"warn","detail":"112 stars, 11 forks; issue activity unavailable in current metadata"},{"id":"maintenance","label":"Recent maintenance","score":100,"weight":0.14,"status":"pass","detail":"11d since push"},{"id":"license","label":"License clarity","score":86,"weight":0.09,"status":"pass","detail":"Apache-2.0"},{"id":"documentation","label":"README/SKILL.md completeness","score":76,"weight":0.14,"status":"info","detail":"Public metadata needs stronger README/SKILL.md context"},{"id":"dependency_risk","label":"Dependency/runtime risk","score":64,"weight":0.12,"status":"info","detail":"credential or environment access, network or browser surface"},{"id":"installability","label":"Install availability","score":92,"weight":0.1,"status":"pass","detail":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience"},{"id":"install_safety","label":"Install command safety","score":92,"weight":0.1,"status":"pass","detail":"standard package or runtime install path"},{"id":"permission_surface","label":"Permission surface","score":60,"weight":0.07,"status":"warn","detail":"secrets or environment access, network or browser access"},{"id":"repository","label":"Repository evidence","score":86,"weight":0.04,"status":"pass","detail":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience"},{"id":"review_status","label":"Review status","score":88,"weight":0.05,"status":"pass","detail":"AI review data available"},{"id":"agent_outcomes","label":"Agent Proven outcomes","score":54,"weight":0.13,"status":"info","detail":"No agent outcome data yet"}],"checks":[{"status":"info","label":"GitHub adoption","detail":"112 GitHub stars"},{"status":"warn","label":"Stars/forks activity","detail":"112 stars, 11 forks; issue activity unavailable in current metadata"},{"status":"pass","label":"Recent maintenance","detail":"11d since push"},{"status":"pass","label":"License clarity","detail":"Apache-2.0"},{"status":"info","label":"README/SKILL.md completeness","detail":"Public metadata needs stronger README/SKILL.md context"},{"status":"info","label":"Dependency/runtime risk","detail":"credential or environment access, network or browser surface"},{"status":"pass","label":"Install availability","detail":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience"},{"status":"pass","label":"Install command safety","detail":"standard package or runtime install path"},{"status":"warn","label":"Permission surface","detail":"secrets or environment access, network or browser access"},{"status":"pass","label":"Repository evidence","detail":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience"},{"status":"pass","label":"Review status","detail":"AI review data available"},{"status":"info","label":"Agent Proven outcomes","detail":"No agent outcome data yet"},{"status":"warn","label":"Ownership","detail":"No approved owner claim yet"},{"status":"pass","label":"OpenAgentSkill usage","detail":"3 views, 0 install copies"},{"status":"info","label":"Agent outcomes","detail":"No agent outcome data yet"}],"strengths":["AI review approved","Install path is available","Repository evidence is available","Recently maintained repository","Install command has no obvious high-risk pattern"],"warnings":["Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"],"evidence":{"stars":"112 GitHub stars","repoActivity":"112 stars, 11 forks","lastPushed":"11d since push","license":"Apache-2.0","repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","install":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","installSafety":"standard package or runtime install path","permissionSurface":"secrets or environment access, network or browser access","documentation":"Usable metadata, review docs","agentOutcomes":"No agent outcome data yet"},"installReadiness":{"ready":true,"command":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","policy":"human_review_before_install","label":"Human review before install","notes":["Install path is available","Repository evidence is available","License is declared","No Agent Proven outcome evidence yet","11d since push","Financial domain: human review is required before use in a live investment workflow."]},"agentCompatibility":["Codex","Claude Code","Cursor","OpenAgentSkill CLI"],"riskSummary":{"level":"medium","label":"Review before production","notes":["Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"outcomeEvidence":{"total":0,"successes":0,"failures":0,"notRelevant":0,"successRate":null,"installAttempts":0,"riskBlocked":0,"setupRequired":0,"installSuccessRate":null,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"recentSuccessRate":null,"recentFailureRate":null,"uniqueAgents":0,"agentProvenScore":0,"agentProvenLabel":"Needs first agent run","lastOutcomeAt":null,"label":"No agent outcome data yet"},"autoInstall":{"allowed":false,"sandboxRequired":true,"policy":"human_review_before_install","reason":"Human review or sandbox validation is required before automatic installation."},"bestFor":["design-creative","agent-skill"],"doNotUseFor":["Production credentials, payments, or irreversible account changes without explicit human review","Sensitive private data before reviewing repository code, license, and permission surface","Automatic installation in a production workspace","Autonomous investment, trading, tax, or suitability decisions without a qualified human review"],"knownRisks":["Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"agent_proven":{"version":"agent-proven-v1","score":0,"tier":"unproven","label":"Needs first agent run","summary":"No agent outcome reports yet. Use Resolve, run one narrow sandbox task, then report the result.","metrics":{"totalOutcomes":0,"successfulOutcomes":0,"failedOutcomes":0,"installAttempts":0,"installSuccessRate":null,"successRate":null,"recentSuccessRate":null,"recentFailureRate":null,"riskBlocked":0,"setupRequired":0,"notRelevant":0,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"uniqueAgents":0,"lastOutcomeAt":null},"signals":[],"penalties":["No real agent outcome evidence yet"]},"outcome_stats":null,"safety":{"score":55,"level":"review_before_install","label":"Review before install","safety_tier":{"tier":"experimental","label":"Experimental","badge":"EXPERIMENTAL","summary":"Sparse or mixed signals. Useful for discovery, but not for autonomous installation.","recommended_action":"Test manually in an isolated workspace and compare against safer alternatives.","auto_install_policy":"review","reasons":["High-risk permission hints: Secrets or environment access","55/100 agent safety score"]},"auto_install_allowed":false,"human_review_required":true,"blocked":false,"audit_risk":"needs_review","permission_hints":[{"id":"network","label":"Network access","reason":"Skill likely fetches remote pages, APIs, repositories, or external services.","severity":"medium"},{"id":"secrets","label":"Secrets or environment access","reason":"Skill metadata references credentials, tokens, environment variables, or secret-bearing workflows.","severity":"high"}],"policy_warnings":["High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing"],"constraints_applied":{"max_risk":"medium","needs_install_command":true,"min_stars":0}},"safety_gate":{"tier":"experimental","label":"Experimental","badge":"EXPERIMENTAL","auto_install_policy":"review","auto_install_allowed":false,"blocked":false,"human_review_required":true,"recommended_action":"Test manually in an isolated workspace and compare against safer alternatives.","reasons":["High-risk permission hints: Secrets or environment access","55/100 agent safety score"]},"eval":{"version":"openagentskill-skill-eval-v1","status":"review","score":71,"risk_level":"medium","decision":{"recommendation":"manual_review","reason":"Test manually in an isolated workspace and compare against safer alternatives.","auto_install_allowed":false,"policy":"review","human_review_required":true},"blockers":[],"warnings":["Trust score: Good trust signals with a few areas worth checking before rollout.","Audit score: Needs review","Agent safety gate: Sparse or mixed signals. Useful for discovery, but not for autonomous installation.","README/SKILL.md completeness: Public metadata needs stronger README/SKILL.md context","Permission surface: secrets or environment access, network or browser access","High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata"],"validation_plan":["Inspect repository, README/SKILL.md, license, and recent commits before production use.","Install in an isolated workspace or sandbox with no production secrets available.","Run the smallest representative task and record files touched, commands run, network access, and outputs.","Compare the selected skill against at least one alternative when the eval status is review or failed.","Promote only after the agent reports a successful verification result and unresolved warnings are accepted."],"checks":[{"id":"task_fit","label":"Task fit","status":"pass","score":84,"required_for_auto_install":true,"detail":"Task wording matches this skill metadata.","evidence":["Evaluate alpaca-broker-rate-limits-resilience before installing it in an agent workflow","design-creative","Testing and QA workflows; Claude Code teams; builders willing to evaluate younger projects"]},{"id":"install_path","label":"Install path","status":"pass","score":92,"required_for_auto_install":true,"detail":"Install handoff is available.","evidence":["npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience"]},{"id":"install_safety","label":"Install command safety","status":"pass","score":92,"required_for_auto_install":true,"detail":"standard package or runtime install path","evidence":["npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience"]},{"id":"trust_score","label":"Trust score","status":"warn","score":76,"required_for_auto_install":true,"detail":"Good trust signals with a few areas worth checking before rollout.","evidence":["Strong shortlist","112 GitHub stars","Apache-2.0"]},{"id":"audit_score","label":"Audit score","status":"warn","score":79,"required_for_auto_install":true,"detail":"Needs review","evidence":["Permission surface may require sandboxing"]},{"id":"agent_safety_gate","label":"Agent safety gate","status":"warn","score":55,"required_for_auto_install":true,"detail":"Sparse or mixed signals. Useful for discovery, but not for autonomous installation.","evidence":["Test manually in an isolated workspace and compare against safer alternatives.","High-risk permission hints: Secrets or environment access"]},{"id":"readme_skillmd_completeness","label":"README/SKILL.md completeness","status":"warn","score":76,"required_for_auto_install":false,"detail":"Public metadata needs stronger README/SKILL.md context","evidence":["Usable metadata, review docs"]},{"id":"license_clarity","label":"License clarity","status":"pass","score":86,"required_for_auto_install":true,"detail":"Apache-2.0","evidence":["Apache-2.0"]},{"id":"recent_maintenance","label":"Recent maintenance","status":"pass","score":100,"required_for_auto_install":false,"detail":"11d since push","evidence":["11d since push"]},{"id":"permission_surface","label":"Permission surface","status":"warn","score":60,"required_for_auto_install":true,"detail":"secrets or environment access, network or browser access","evidence":["Network access: medium","Secrets or environment access: high"]},{"id":"alternatives","label":"Alternatives available","status":"info","score":55,"required_for_auto_install":false,"detail":"No close alternatives were found in the current shortlist.","evidence":[]}],"endpoints":{"web":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience/evals","api":"/api/agent/evals?slug=alpacahq-alpaca-broker-rate-limits-resilience","text":"/api/agent/evals?slug=alpacahq-alpaca-broker-rate-limits-resilience&format=text"}},"agent_readable_metadata":{"version":"openagentskill-agent-metadata-v2","skill":{"slug":"alpacahq-alpaca-broker-rate-limits-resilience","name":"alpaca-broker-rate-limits-resilience","description":"Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language.","category":"design-creative","url":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience","repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","github_repo":"alpacahq/alpaca-skills"},"suited_tasks":["Testing and QA workflows","Claude Code teams","builders willing to evaluate younger projects","Run test suites","Capture failures","Report what changed after a fix","Inspect source files","Explain architecture"],"suited_agents":["Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"],"install":{"command":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.3.0/openagentskill-0.3.0.tgz add alpacahq-alpaca-broker-rate-limits-resilience"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"alpaca-broker-rate-limits-resilience\" agent skill from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"alpaca-broker-rate-limits-resilience\" as a Claude Code skill from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"alpaca-broker-rate-limits-resilience\" from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."}],"handoff_url":"https://www.openagentskill.com/api/skills/alpacahq-alpaca-broker-rate-limits-resilience/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/alpacahq-alpaca-broker-rate-limits-resilience"},"trust":{"score":76,"label":"Strong shortlist","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"112 GitHub stars","repoActivity":"112 stars, 11 forks","lastPushed":"11d since push","license":"Apache-2.0","repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","install":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","installSafety":"standard package or runtime install path","permissionSurface":"secrets or environment access, network or browser access","documentation":"Usable metadata, review docs","agentOutcomes":"No agent outcome data yet"},"outcome_evidence":{"total":0,"successes":0,"failures":0,"not_relevant":0,"success_rate":null,"recent_success_rate":null,"recent_failure_rate":null,"install_attempts":0,"install_success_rate":null,"risk_blocked":0,"setup_required":0,"avg_output_quality":null,"production_outcomes":0,"last_outcome_at":null,"label":"No agent outcome data yet"},"auto_install":{"allowed":false,"sandbox_required":true,"reason":"Human review or sandbox validation is required before automatic installation."},"best_for":["design-creative","agent-skill"],"known_risks":["Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"agent_proven":{"version":"agent-proven-v1","score":0,"tier":"unproven","label":"Needs first agent run","summary":"No agent outcome reports yet. Use Resolve, run one narrow sandbox task, then report the result.","metrics":{"totalOutcomes":0,"successfulOutcomes":0,"failedOutcomes":0,"installAttempts":0,"installSuccessRate":null,"successRate":null,"recentSuccessRate":null,"recentFailureRate":null,"riskBlocked":0,"setupRequired":0,"notRelevant":0,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"uniqueAgents":0,"lastOutcomeAt":null},"signals":[],"penalties":["No real agent outcome evidence yet"]},"audit":{"score":79,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"safety_gate":{"tier":"experimental","label":"Experimental","auto_install_policy":"review","auto_install_allowed":false,"human_review_required":true,"blocked":false,"recommended_action":"Test manually in an isolated workspace and compare against safer alternatives."},"quality":{"score":67,"label":"Promising"},"supply":{"track":"Coding and developer agents","scenario":"Testing and QA","maintenance":"11d since push","risk":"Needs review"},"alternative_skills":[],"do_not_use_when":["teams that need a vendor-supported SLA","high-compliance environments without internal security review","No major risk signals from current metadata","High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review"],"agent_contract":{"task_input":"Use alpaca-broker-rate-limits-resilience in an agent workflow","recommended_action":"Test manually in an isolated workspace and compare against safer alternatives.","install_policy":"review","minimum_review_before_use":["Trust: 76/100 Strong shortlist","Audit: 79/100 Needs review","Safety: 55/100 Review before install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"alpacahq-alpaca-broker-rate-limits-resilience (alpaca-broker-rate-limits-resilience)","install_command":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","risk_summary":"Needs review; Experimental; Review before production","verification_result":"Report the smallest successful task, files touched, warnings, and any missing setup."}},"outcome_feedback":{"endpoint":"https://www.openagentskill.com/api/agent/outcome","method":"POST","requires_resolve_event_id":true,"event_id_source":"Use install_receipt.outcome_feedback.event_id or feedback.event_id returned by /api/agent/resolve for the current task.","expected_outcomes":["success","failed","not_relevant","blocked_by_risk","setup_required"],"payload_template":{"event_id":"<install_receipt.outcome_feedback.event_id or feedback.event_id from /api/agent/resolve>","skill_slug":"alpacahq-alpaca-broker-rate-limits-resilience","task":"Use alpaca-broker-rate-limits-resilience in an agent workflow","agent":"codex","outcome":"success","install_used":true,"risk_blocked":false,"setup_required":false,"task_success":true,"output_quality":4,"error_type":null,"human_review_required":false,"workspace":"sandbox","time_to_useful_ms":120000,"notes":"Report the smallest successful task, setup friction, files touched, and risk notes."}},"endpoints":{"web":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience","api":"https://www.openagentskill.com/api/agent/skills/alpacahq-alpaca-broker-rate-limits-resilience","audit":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=alpacahq-alpaca-broker-rate-limits-resilience&task=Use%20alpaca-broker-rate-limits-resilience%20in%20an%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Use%20alpaca-broker-rate-limits-resilience%20in%20an%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Use%20alpaca-broker-rate-limits-resilience%20in%20an%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/alpacahq-alpaca-broker-rate-limits-resilience/install","manifest":"https://www.openagentskill.com/api/registry/manifest/alpacahq-alpaca-broker-rate-limits-resilience"}},"machine_metadata":{"version":"openagentskill-agent-metadata-v2","skill":{"slug":"alpacahq-alpaca-broker-rate-limits-resilience","name":"alpaca-broker-rate-limits-resilience","description":"Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language.","category":"design-creative","url":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience","repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","github_repo":"alpacahq/alpaca-skills"},"suited_tasks":["Testing and QA workflows","Claude Code teams","builders willing to evaluate younger projects","Run test suites","Capture failures","Report what changed after a fix","Inspect source files","Explain architecture"],"suited_agents":["Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"],"install":{"command":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.3.0/openagentskill-0.3.0.tgz add alpacahq-alpaca-broker-rate-limits-resilience"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"alpaca-broker-rate-limits-resilience\" agent skill from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"alpaca-broker-rate-limits-resilience\" as a Claude Code skill from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"alpaca-broker-rate-limits-resilience\" from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."}],"handoff_url":"https://www.openagentskill.com/api/skills/alpacahq-alpaca-broker-rate-limits-resilience/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/alpacahq-alpaca-broker-rate-limits-resilience"},"trust":{"score":76,"label":"Strong shortlist","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"112 GitHub stars","repoActivity":"112 stars, 11 forks","lastPushed":"11d since push","license":"Apache-2.0","repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","install":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","installSafety":"standard package or runtime install path","permissionSurface":"secrets or environment access, network or browser access","documentation":"Usable metadata, review docs","agentOutcomes":"No agent outcome data yet"},"outcome_evidence":{"total":0,"successes":0,"failures":0,"not_relevant":0,"success_rate":null,"recent_success_rate":null,"recent_failure_rate":null,"install_attempts":0,"install_success_rate":null,"risk_blocked":0,"setup_required":0,"avg_output_quality":null,"production_outcomes":0,"last_outcome_at":null,"label":"No agent outcome data yet"},"auto_install":{"allowed":false,"sandbox_required":true,"reason":"Human review or sandbox validation is required before automatic installation."},"best_for":["design-creative","agent-skill"],"known_risks":["Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"agent_proven":{"version":"agent-proven-v1","score":0,"tier":"unproven","label":"Needs first agent run","summary":"No agent outcome reports yet. Use Resolve, run one narrow sandbox task, then report the result.","metrics":{"totalOutcomes":0,"successfulOutcomes":0,"failedOutcomes":0,"installAttempts":0,"installSuccessRate":null,"successRate":null,"recentSuccessRate":null,"recentFailureRate":null,"riskBlocked":0,"setupRequired":0,"notRelevant":0,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"uniqueAgents":0,"lastOutcomeAt":null},"signals":[],"penalties":["No real agent outcome evidence yet"]},"audit":{"score":79,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"safety_gate":{"tier":"experimental","label":"Experimental","auto_install_policy":"review","auto_install_allowed":false,"human_review_required":true,"blocked":false,"recommended_action":"Test manually in an isolated workspace and compare against safer alternatives."},"quality":{"score":67,"label":"Promising"},"supply":{"track":"Coding and developer agents","scenario":"Testing and QA","maintenance":"11d since push","risk":"Needs review"},"alternative_skills":[],"do_not_use_when":["teams that need a vendor-supported SLA","high-compliance environments without internal security review","No major risk signals from current metadata","High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review"],"agent_contract":{"task_input":"Use alpaca-broker-rate-limits-resilience in an agent workflow","recommended_action":"Test manually in an isolated workspace and compare against safer alternatives.","install_policy":"review","minimum_review_before_use":["Trust: 76/100 Strong shortlist","Audit: 79/100 Needs review","Safety: 55/100 Review before install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"alpacahq-alpaca-broker-rate-limits-resilience (alpaca-broker-rate-limits-resilience)","install_command":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","risk_summary":"Needs review; Experimental; Review before production","verification_result":"Report the smallest successful task, files touched, warnings, and any missing setup."}},"outcome_feedback":{"endpoint":"https://www.openagentskill.com/api/agent/outcome","method":"POST","requires_resolve_event_id":true,"event_id_source":"Use install_receipt.outcome_feedback.event_id or feedback.event_id returned by /api/agent/resolve for the current task.","expected_outcomes":["success","failed","not_relevant","blocked_by_risk","setup_required"],"payload_template":{"event_id":"<install_receipt.outcome_feedback.event_id or feedback.event_id from /api/agent/resolve>","skill_slug":"alpacahq-alpaca-broker-rate-limits-resilience","task":"Use alpaca-broker-rate-limits-resilience in an agent workflow","agent":"codex","outcome":"success","install_used":true,"risk_blocked":false,"setup_required":false,"task_success":true,"output_quality":4,"error_type":null,"human_review_required":false,"workspace":"sandbox","time_to_useful_ms":120000,"notes":"Report the smallest successful task, setup friction, files touched, and risk notes."}},"endpoints":{"web":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience","api":"https://www.openagentskill.com/api/agent/skills/alpacahq-alpaca-broker-rate-limits-resilience","audit":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=alpacahq-alpaca-broker-rate-limits-resilience&task=Use%20alpaca-broker-rate-limits-resilience%20in%20an%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Use%20alpaca-broker-rate-limits-resilience%20in%20an%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Use%20alpaca-broker-rate-limits-resilience%20in%20an%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/alpacahq-alpaca-broker-rate-limits-resilience/install","manifest":"https://www.openagentskill.com/api/registry/manifest/alpacahq-alpaca-broker-rate-limits-resilience"}},"supply_profile":{"track":{"slug":"coding","label":"Coding and developer agents","shortLabel":"Coding","description":"Code review, repo analysis, testing, CI, GitHub, DevOps, and developer workflow skills."},"scenario":{"label":"Testing and QA","description":"I need my agent to test a web app, reproduce bugs, and verify fixes.","useCases":[{"slug":"testing-qa","title":"Testing and QA"},{"slug":"coding-agents","title":"Coding agents"},{"slug":"browser-automation","title":"Browser automation"}]},"applicableAgents":["Claude Code","CLI","Codex","Cursor"],"install":{"ready":true,"command":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","primaryTarget":"CLI","targetCount":4},"githubQuality":{"stars":112,"starsLabel":"112","forks":11,"license":"Apache-2.0","qualityScore":67,"trustScore":76,"auditScore":79},"maintenance":{"status":"fresh","label":"11d since push","daysSincePush":11,"lastPushedAt":"2026-08-25T20:31:34+00:00"},"risk":{"level":"needs_review","label":"Needs review","requiresReview":true,"notes":["Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access"]},"coverageTags":["Coding","Testing and QA","design-creative","agent-skill"]},"audit":{"audit_score":79,"risk_level":"needs_review","risk_label":"Needs review","quality_score":67,"trust_score":76,"maintenance_score":100,"security_score":81,"install_score":92,"warnings":["Permission surface may require sandboxing","Financial research output is not financial advice; require human review before any live investment decision","Financial research output is not financial advice; require human review before any live investment decision.","Quality score needs review","Permission surface needs review: secrets or environment access, network or browser access","Stars/forks activity: 112 stars, 11 forks; issue activity unavailable in current metadata","Permission surface: secrets or environment access, network or browser access"]},"quality_signals":{"model":"v2","star_score":14.37,"usage_score":0,"review_score":5.4,"metadata_score":3,"freshness_score":15},"platforms":["Claude Code"],"use_cases":[{"slug":"testing-qa","title":"Testing and QA","url":"https://www.openagentskill.com/use-cases/testing-qa"},{"slug":"coding-agents","title":"Coding agents","url":"https://www.openagentskill.com/use-cases/coding-agents"},{"slug":"browser-automation","title":"Browser automation","url":"https://www.openagentskill.com/use-cases/browser-automation"},{"slug":"finance-quant","title":"Finance and quant","url":"https://www.openagentskill.com/use-cases/finance-quant"}],"stacks":[{"slug":"frontend-product-ui","title":"Frontend and UI","url":"https://www.openagentskill.com/collections/frontend-product-ui"},{"slug":"coding-review-agent","title":"Coding review agent","url":"https://www.openagentskill.com/collections/coding-review-agent"},{"slug":"browser-qa-agent","title":"Browser QA agent","url":"https://www.openagentskill.com/collections/browser-qa-agent"}],"install":"npx skills add alpacahq/alpaca-skills --skill alpaca-broker-rate-limits-resilience","install_targets":[{"id":"openagentskill-cli","label":"CLI","title":"OpenAgentSkill CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.3.0/openagentskill-0.3.0.tgz add alpacahq-alpaca-broker-rate-limits-resilience","description":"Resolve policy, run the source installer safely, and report a verified install receipt.","copyLabel":"Copy command"},{"id":"codex","label":"Codex","title":"Codex install prompt","kind":"agent-prompt","value":"Install the \"alpaca-broker-rate-limits-resilience\" agent skill from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes.","description":"Give Codex a repo-aware install prompt when the skill is not available through a local CLI.","copyLabel":"Copy prompt"},{"id":"claude-code","label":"Claude Code","title":"Claude Code skill prompt","kind":"agent-prompt","value":"Add \"alpaca-broker-rate-limits-resilience\" as a Claude Code skill from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes.","description":"Use this prompt to ask Claude Code to add the skill and explain the local activation steps.","copyLabel":"Copy prompt"},{"id":"cursor","label":"Cursor","title":"Cursor rule prompt","kind":"agent-prompt","value":"Turn \"alpaca-broker-rate-limits-resilience\" from https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Make Alpaca API clients resilient — rate-limit header handling, HTTP 429 backoff, exponential retry, bounded concurrency/worker pools, pagination loops, batch sizing, and timeouts. Use when building robust REST clients, bulk/cron jobs, or reconciliation sweeps against Alpaca in any language. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"alpacahq-alpaca-broker-rate-limits-resilience\",\"task\":\"Install alpaca-broker-rate-limits-resilience\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes.","description":"Use this when installing as Cursor project rules or reusable agent instructions.","copyLabel":"Copy prompt"}],"repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","github_repo":"alpacahq/alpaca-skills","version":"1.0.0","license":"Apache-2.0","urls":{"web":"https://www.openagentskill.com/skills/alpacahq-alpaca-broker-rate-limits-resilience","repository":"https://github.com/alpacahq/alpaca-skills/tree/main/skills/broker-api/rate-limits-resilience","api":"/api/agent/skills/alpacahq-alpaca-broker-rate-limits-resilience","install_api":"/api/skills/alpacahq-alpaca-broker-rate-limits-resilience/install"},"meta":{"created_at":"2026-08-25T20:36:19.765631+00:00","updated_at":"2026-09-01T11:59:28.941454+00:00","agent_friendly":true}}