{"slug":"api-usenami-io-v1-perp-volume-anomalies-615426","title":"Volume-spike scanner across tracked crypto perpetuals","host":"api.usenami.io","method":"GET","resource":"https://api.usenami.io/v1/perp/volume-anomalies","category":"market","description":"Volume-spike scanner across tracked crypto perpetuals: every ticker whose current 24h volume is at least your multiplier × the baseline average over a lookback window. Raw scan — it surfaces unusual activity, it does not interpret it.","price_listed":0.003,"price_asked":0.003,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":788,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"limit":{"description":"Max results. Default 50, max 100.","required":false,"type":"integer"},"lookback_hours":{"description":"Baseline window hours. Default 24, max 168.","required":false,"type":"integer"},"min_multiplier":{"description":"Spike threshold. Default 2.0.","required":false,"type":"number"}},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"properties":{"method":{"type":"string"},"type":{"type":"string"}},"required":["type","method"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.003,"price_match":true,"latency_ms":788,"error":null}],"description_full":"Volume-spike scanner across tracked crypto perpetuals: every ticker whose current 24h volume is at least your multiplier × the baseline average over a lookback window. Raw scan — it surfaces unusual activity, it does not interpret it.","last_updated":"2026-09-01T12:07:46.981Z","schemes":["exact"]}