{"slug":"lingtai-ai-dev-guide-cache-hit-rate","source_name":"lingtai-ai/dev-guide-cache-hit-rate","name":"Lingtai AI/Dev Guide Cache Hit Rate","description":"Nested lingtai-dev-guide reference for computing the recent prompt-cache hit rate from LingTai token ledgers over rolling windows (default 1h / 5h / 1d / 3d). Explains the provider-agnostic input/cached fields in logs/token_ledger.jsonl, the exact formula (sum(cached)/sum(input) per window), timestamp/timezone handling, the daemon double-count hazard, and ships a read-only stdlib script (scripts/cache_hit_rate.py) that aggregates an agent workdir, a project root, or a single ledger file. Use whe","version":1,"lift":{"pass_rate_delta_pts":39.13,"pass_rate_pct":87,"total_cases":23,"passed_cases":20,"tokens_delta_pct":90.1,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-19T13:37:30.959926+00:00"},"skill_score":null,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":39.13,"with_pass_pct":87,"without_pass_pct":47.8,"tokens_delta_pct":90.1,"turns_delta_pct":0,"total_cases":23,"cases_aggregated":20,"verdict":"mixed","never_hurt":false,"completed_at":"2026-08-19T13:37:30.959926+00:00","run_id":"3846a7de-d186-4331-b2de-cd9dda79427e","version_number":1,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"Apache-2.0","install_count":0,"manifest_hash":"36e165a9f51c5ae772c2cbdc8fee3aba17a7434055c831755f5da35e5fabb97e","raw_url":"https://app.decimal.ai/s/lingtai-ai-dev-guide-cache-hit-rate/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/lingtai-ai-dev-guide-cache-hit-rate"}