{"id":"1d44183d-277d-4ea7-81fc-d02bffe8e2fa","shortId":"AHZtkY","kind":"skill","title":"vector-index-tuning","tagline":"Optimize vector index performance for latency, recall, and memory. Use when tuning HNSW parameters, selecting quantization strategies, or scaling vector search infrastructure.","description":"# Vector Index Tuning\n\nGuide to optimizing vector indexes for production performance.\n\n## Use this skill when\n\n- Tuning HNSW parameters\n- Implementing quantization\n- Optimizing memory usage\n- Reducing search latency\n- Balancing recall vs speed\n- Scaling to billions of vectors\n\n## Do not use this skill when\n\n- You only need exact search on small datasets (use a flat index)\n- You lack workload metrics or ground truth to validate recall\n- You need end-to-end retrieval system design beyond index tuning\n\n## Instructions\n\n1. Gather workload targets (latency, recall, QPS), data size, and memory budget.\n2. Choose an index type and establish a baseline with default parameters.\n3. Benchmark parameter sweeps using real queries and track recall, latency, and memory.\n4. Validate changes on a staging dataset before rolling out to production.\n\nRefer to `resources/implementation-playbook.md` for detailed patterns, checklists, and templates.\n\n## Safety\n\n- Avoid reindexing in production without a rollback plan.\n- Validate changes under realistic load before applying globally.\n- Track recall regressions and revert if quality drops.\n\n## Resources\n\n- `resources/implementation-playbook.md` for detailed patterns, checklists, and templates.\n\n## Limitations\n- Use this skill only when the task clearly matches the scope described above.\n- Do not treat the output as a substitute for environment-specific validation, testing, or expert review.\n- Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are 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'target':106 'task':201 'templat':160,193 'test':221 'topic-agent-skills' 'topic-agentic-skills' 'topic-ai-agent-skills' 'topic-ai-agents' 'topic-ai-coding' 'topic-ai-workflows' 'topic-antigravity' 'topic-antigravity-skills' 'topic-claude-code' 'topic-claude-code-skills' 'topic-codex-cli' 'topic-codex-skills' 'track':135,178 'treat':210 'truth':86 'tune':4,16,29,42,101 'type':119 'usag':49 'use':14,38,64,76,131,195 'valid':88,141,170,220 'vector':2,6,24,27,33,61 'vector-index-tun':1 'vs':55 'without':166 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