{
  "x402Version": 2,
  "id": 555,
  "slug": "555",
  "resource": "https://api.oblique.markets/api/v1/paid/research-answer",
  "description": "Use when an agent needs a concise, cited answer to one research question with optional domain scope and freshness, from one bounded pay-per-call web search. Returns the answer synthesized only from the retrieved sources, source URLs and labels with retrieval timestamps, an explicit insufficient-evidence refusal when the sources do not support an answer, and a machine-readable receipt of the upstream cost and settlement.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x970007590aCC5C938cd51345B17AF51B1B40D3Ab",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10000",
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "GYyTRmt317JafPHXPnM54Fsvsma5GnS9wm6qGMqaykdS",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "10000",
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "question": "One concise research question"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "answer": "x402 is an open HTTP payment protocol t…",
            "cited": [
              1
            ],
            "generated_at": "2026-09-06T20:00:02.000Z",
            "question": "What is the x402 payment protocol and w…",
            "reason": null,
            "receipt": {
              "budget": {
                "daily_cap_atomic": 500000,
                "per_request_cap_atomic": 10000,
                "spent_today_atomic": 20000
              },
              "door_price": "$0.01",
              "upstream": {
                "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02…",
                "cost_atomic": 10000,
                "cost_usd": 0.01,
                "network": "eip155:8453",
                "pay_to": "0xd92fab07e57dfafe9bb9dbbb3ce01651a61dc…",
                "payer": "0xC335983E964248052BAd764D6eb0801475Ec6…",
                "provider": "pay-per-call x402 web search",
                "requested_at": "2026-09-06T20:00:00.000Z",
                "resource": "https://x402.tavily.com/search",
                "responded_at": "2026-09-06T20:00:01.000Z",
                "results_returned": 2,
                "scheme": "exact",
                "settlement": {
                  "network": "eip155:8453",
                  "payer": "0xC335983E964248052BAd764D6eb0801475Ec6…",
                  "success": true,
                  "transaction": "0xabc…"
                },
                "upstream_response_time_ms": 1.41
              }
            },
            "scope": {
              "exclude_domains": [],
              "freshness": "year",
              "include_domains": []
            },
            "sources": [
              {
                "id": 1,
                "label": "x402 — Payment Required",
                "published_at": "2025-05-06",
                "relevance": 0.92,
                "retrieved_at": "2026-09-06T20:00:01.000Z",
                "snippet": "x402 is an open payment protocol that r…",
                "url": "https://x402.org/"
              }
            ],
            "status": "answered",
            "synthesis": {
              "completion_tokens": 96,
              "model": "inclusionai/ling-3.0-flash",
              "prompt_tokens": 812
            },
            "uncertainty": "Source 2 is a vendor page; governance b…"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "freshness": {
                    "enum": [
                      "day",
                      "week",
                      "month",
                      "year"
                    ],
                    "type": "string"
                  },
                  "max_sources": {
                    "type": "integer"
                  },
                  "question": {
                    "type": "string"
                  },
                  "scope": {
                    "properties": {
                      "exclude_domains": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "include_domains": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      }
                    },
                    "type": "object"
                  }
                },
                "required": [
                  "question"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "answer": {
                "type": "string"
              },
              "cited": {
                "items": {
                  "type": "integer"
                },
                "type": "array"
              },
              "generated_at": {
                "type": "string"
              },
              "question": {
                "type": "string"
              },
              "reason": {
                "type": "null"
              },
              "receipt": {
                "properties": {
                  "budget": {
                    "type": "object"
                  },
                  "door_price": {
                    "type": "string"
                  },
                  "upstream": {
                    "type": "object"
                  }
                },
                "type": "object"
              },
              "scope": {
                "properties": {
                  "exclude_domains": {
                    "type": "array"
                  },
                  "freshness": {
                    "type": "string"
                  },
                  "include_domains": {
                    "type": "array"
                  }
                },
                "type": "object"
              },
              "sources": {
                "items": {
                  "properties": {
                    "id": {
                      "type": "integer"
                    },
                    "label": {
                      "type": "string"
                    },
                    "published_at": {
                      "type": "string"
                    },
                    "relevance": {
                      "type": "number"
                    },
                    "retrieved_at": {
                      "type": "string"
                    },
                    "snippet": {
                      "type": "string"
                    },
                    "url": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": "array"
              },
              "status": {
                "type": "string"
              },
              "synthesis": {
                "properties": {
                  "completion_tokens": {
                    "type": "integer"
                  },
                  "model": {
                    "type": "string"
                  },
                  "prompt_tokens": {
                    "type": "integer"
                  }
                },
                "type": "object"
              },
              "uncertainty": {
                "type": "string"
              }
            },
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "api.oblique.markets",
  "lastUpdated": "2026-09-14T06:48:16.028Z",
  "quality": {
    "calls30d": 5,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-09-14T06:48:15.86Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.oblique.markets",
    "manifest_name": "api.oblique.markets",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}