{
  "x402Version": 2,
  "id": 4962,
  "slug": "4962",
  "resource": "https://x402.donnyautomation.com/optimism/slippage",
  "description": "What a trade size actually executes at on OP Mainnet, simulated against live reserves. Returns best (venue, amountOut, executionPrice, priceImpactBps, feeBps, totalCostBps), routingGain, venues[]. Requires ?pair=SYM/SYM AND ?amountUsd=25000 (or ?amountIn=). pair alone = 400 missing_amount. Errors: 400 bad_pair|missing_amount|bad_amount, 404 no_pools|no_quote|cannot_size_in_usd, 502 upstream_read_failed. Spot price without a size is /price. Chain-pinned; bare /slippage = BSC.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x2740651e046c59aB2A6510401140643292d3a96F",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "amountUsd": "10000",
            "pair": "WETH/USDC"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "chainId": 10,
            "network": "optimism",
            "ts": "2026-07-31T00:00:00.000Z"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "amountIn": {
                    "description": "Trade size denominated in the FIRST pair symbol instead of USD. An alternative to amountUsd; supplying either one is enough.",
                    "type": "string"
                  },
                  "amountUsd": {
                    "description": "Trade size in USD, e.g. 10000. Required unless amountIn is given instead.",
                    "type": "string"
                  },
                  "pair": {
                    "description": "Token pair as SYM/SYM on OP Mainnet (e.g. WETH/USDC).",
                    "type": "string"
                  }
                },
                "required": [
                  "pair",
                  "amountUsd"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "x402.donnyautomation.com",
  "lastUpdated": "2026-08-30T07:38:36.025Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-08-30T07:38:35.772Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402.donnyautomation.com",
    "manifest_name": "x402.donnyautomation.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}