{"resource":"https://agent402.tools/api/perp-orderbook","service":"Perp order book","areas":["other"],"answering":true,"http_status":402,"latency_ms":182,"price_usdc":0.002,"buyers_30d":3,"calls_30d":3,"description":"The live level-2 order book for one perpetual: best bid and ask, mid, spread in basis points, up to 20 levels a side with cumulative depth and bid/ask imbalance. Use it when an agent is sizing an order, checking liquidity before a trade or ","id":"8f28564fabd3","category":"DeFi markets (yields, perps, funding)","accuracy":null,"tool_calls":null,"checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/8f28564fabd3"}