{
  "generated_at": "2026-05-11T00:56:48.476130+00:00",
  "slug": "open-service-crestal-network-x402",
  "title": "Open \u00b7 X402",
  "url": "https://open.service.crestal.network/x402",
  "category": "finance",
  "summary": "Open \u00b7 X402 \u2014 x402-protected finance API. Pay $0.010 per call on base. Indexed by x402all.",
  "seo": {
    "title": "Open \u00b7 X402 \u2014 x402 finance API \u00b7 $0.010 per call",
    "description": "Open \u00b7 X402 \u2014 x402-protected finance API. Pay $0.010 per call on base. Indexed by x402all."
  },
  "use_cases": [],
  "risk_notes": [],
  "pricing_sanity": {
    "flag": "normal",
    "ratio": 0.333,
    "median_category_atomic": 30000
  },
  "pricing_review_required": false,
  "pricing_decimal_suspect": false,
  "trust_tier": "indexed_external",
  "accepts": [
    {
      "scheme": "exact",
      "network": "base",
      "pay_to": "0x6939a2de49e1267143cba057402d0fc8aa589c38",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "max_amount_required_atomic": "10000",
      "max_timeout_seconds": 60,
      "description": "Crestal nation.fun Agent API",
      "verified": false,
      "hints": {
        "input": {
          "type": "http",
          "method": "POST"
        },
        "output": {
          "type": "array",
          "items": {
            "type": "object",
            "title": "ChatMessage",
            "required": [
              "agent_id",
              "chat_id",
              "user_id",
              "author_id",
              "author_type",
              "message",
              "created_at"
            ],
            "properties": {
              "id": {
                "type": "string",
                "title": "Id",
                "description": "Unique identifier for the chat message"
              },
              "model": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Model",
                "description": "LLM model used if applicable"
              },
              "app_id": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "App Id",
                "description": "Optional application identifier"
              },
              "chat_id": {
                "type": "string",
                "title": "Chat Id",
                "description": "ID of the chat this message belongs to"
              },
              "message": {
                "type": "string",
                "title": "Message",
                "description": "Content of the message"
              },
              "user_id": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "User Id",
                "description": "ID of the user this message belongs to or reply to"
              },
              "agent_id": {
                "type": "string",
                "title": "Agent Id",
                "description": "ID of the agent this message belongs to"
              },
              "reply_to": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Reply To",
                "description": "ID of the message this message is a reply to"
              },
              "author_id": {
                "type": "string",
                "title": "Author Id",
                "description": "ID of the message author"
              },
              "time_cost": {
                "type": "number",
                "title": "Time Cost",
                "default": 0,
                "description": "Time cost for the message in seconds"
              },
              "created_at": {
                "type": "string",
                "title": "Created At",
                "format": "date-time",
                "description": "Timestamp when this message was created"
              },
              "error_type": {
                "anyOf": [
                  {
                    "enum": [
                      "service_fee_error",
                      "daily_usage_limit_exceeded",
                      "insufficient_balance",
                      "agent_internal_error",
                      "step_limit_exceeded",
                      "skill_interrupted"
                    ],
                    "type": "string",
                    "title": "SystemMessageType",
                    "description": "Type of system message."
                  },
                  {
                    "type": "null"
                  }
                ],
                "description": "Optional error type, used when author_type is system"
              },
              "super_mode": {
                "anyOf": [
                  {
                    "type": "boolean"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Super Mode",
                "description": "Optional flag to enable super mode"
              },
              "attachments": {
                "anyOf": [
                  {
                    "type": "array",
                    "items": {
                      "type": "object",
                      "title": "ChatMessageAttachment",
                      "required": [
                        "type",
                        "url"
                      ],
                      "properties": {
                        "url": {
                          "anyOf": [
                            {
                              "type": "string"
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "title": "Url",
                          "examples": [
                            "https://example.com/image.jpg"
                          ],
                          "description": "URL of the attachment"
                        },
                        "json": {
                          "anyOf": [
                            {
                              "type": "object",
                              "additionalProperties": true
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "title": "Json",
                          "description": "JSON data of the attachment"
                        },
                        "type": {
                          "enum": [
                            "link",
                            "image",
                            "file",
                            "xmtp"
                          ],
                          "type": "string",
                          "title": "ChatMessageAttachmentType",
                          "description": "Type of chat message attachment."
                        }
                      },
                      "description": "Chat message attachment model.\n\nAn attachment can be a link, image, or file that is associated with a chat message."
                    }
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Attachments",
                "description": "List of attachments in the message"
              },
              "author_type": {
                "enum": [
                  "agent",
                  "trigger",
                  "skill",
                  "telegram",
                  "twitter",
                  "discord",
                  "web",
                  "system",
                  "api",
                  "xmtp",
                  "x402"
                ],
                "type": "string",
                "title": "AuthorType",
                "description": "Type of message author."
              },
              "credit_cost": {
                "anyOf": [
                  {
                    "type": "number"
                  },
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Credit Cost",
                "description": "Credit cost for the message in credits"
              },
              "search_mode": {
                "anyOf": [
                  {
                    "type": "boolean"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Search Mode",
                "description": "Optional flag to enable search mode"
              },
              "skill_calls": {
                "anyOf": [
                  {
                    "type": "array",
                    "items": {
                      "type": "object",
                      "title": "ChatMessageSkillCall",
                      "required": [
                        "name",
                        "parameters",
                        "success"
                      ],
                      "properties": {
                        "id": {
                          "type": "string",
                          "title": "Id"
                        },
                        "name": {
                          "type": "string",
                          "title": "Name"
                        },
                        "success": {
                          "type": "boolean",
                          "title": "Success"
                        },
                        "response": {
                          "type": "string",
                          "title": "Response"
                        },
                        "parameters": {
                          "type": "object",
                          "title": "Parameters",
                          "additionalProperties": true
                        },
                        "credit_cost": {
                          "anyOf": [
                            {
                              "type": "number"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "title": "Credit Cost"
                        },
                        "error_message": {
                          "type": "string",
                          "title": "Error Message"
                        },
                        "credit_event_id": {
                          "type": "string",
                          "title": "Credit Event Id"
                        }
                      },
                      "description": "TypedDict for skill call details."
                    }
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Skill Calls",
                "description": "Skill call details"
              },
              "thread_type": {
                "anyOf": [
                  {
                    "enum": [
                      "agent",
                      "trigger",
                      "skill",
                      "telegram",
                      "twitter",
                      "discord",
                      "web",
                      "system",
                      "api",
                      "xmtp",
                      "x402"
                    ],
                    "type": "string",
                    "title": "AuthorType",
                    "description": "Type of message author."
                  },
                  {
                    "type": "null"
                  }
                ],
                "description": "Author Type of the message thread start"
              },
              "input_tokens": {
                "type": "integer",
                "title": "Input Tokens",
                "default": 0,
                "description": "Number of tokens in the input message"
              },
              "output_tokens": {
                "type": "integer",
                "title": "Output Tokens",
                "default": 0,
                "description": "Number of tokens in the output message"
              },
              "cold_start_cost": {
                "type": "number",
                "title": "Cold Start Cost",
                "default": 0,
                "description": "Cost for the cold start of the message in seconds"
              },
              "credit_event_id": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Credit Event Id",
                "description": "ID of the credit event for this message"
              }
            },
            "description": "Chat message model with all fields including server-generated ones."
          }
        }
      }
    }
  ],
  "origin": {
    "slug": "open-service-crestal-network",
    "host": "open.service.crestal.network",
    "url": "https://open.service.crestal.network"
  },
  "json_ld": {
    "@id": "https://x402all.com/resource/open-service-crestal-network-x402",
    "url": "https://x402all.com/resource/open-service-crestal-network-x402",
    "name": "Open \u00b7 X402",
    "@type": "WebAPI",
    "offers": {
      "url": "https://x402all.com/resource/open-service-crestal-network-x402",
      "@type": "Offer",
      "price": "0.01",
      "availability": "https://schema.org/InStock",
      "priceCurrency": "USDC",
      "additionalProperty": [
        {
          "name": "paymentNetwork",
          "@type": "PropertyValue",
          "value": "base"
        },
        {
          "name": "paymentAsset",
          "@type": "PropertyValue",
          "value": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
        }
      ],
      "priceSpecification": {
        "@type": "UnitPriceSpecification",
        "price": "0.010000",
        "unitText": "call",
        "priceCurrency": "USDC"
      },
      "eligibleCustomerType": "Agent"
    },
    "sameAs": "https://open.service.crestal.network/x402",
    "@context": "https://schema.org",
    "provider": {
      "@id": "https://x402all.com/server/open-service-crestal-network",
      "url": "https://open.service.crestal.network",
      "name": "open.service.crestal.network",
      "@type": "Organization"
    },
    "identifier": "open-service-crestal-network-x402",
    "description": "Open \u00b7 X402 \u2014 x402-protected finance API. Pay $0.010 per call on base. Indexed by x402all.",
    "potentialAction": {
      "@type": "BuyAction",
      "target": "https://axon402.com/test-buy?resource=open-service-crestal-network-x402",
      "description": "Test-buy this endpoint on AXON"
    },
    "applicationCategory": "finance"
  },
  "axon_deep_link": "https://axon402.com/test-buy?resource=open-service-crestal-network-x402",
  "callability": {
    "status": "partial",
    "schema_callability": 0.35,
    "source": "facilitator_bazaar",
    "source_confidence": 0.75,
    "match_confidence": 0.4,
    "schema_confidence": 0.5,
    "validated_at": "2026-05-10T23:19:35.636116+00:00",
    "warnings": []
  },
  "contract": {
    "route_template": "https://open.service.crestal.network/x402",
    "response_schema": {
      "type": "array",
      "items": {
        "type": "object",
        "title": "ChatMessage",
        "required": [
          "agent_id",
          "chat_id",
          "user_id",
          "author_id",
          "author_type",
          "message",
          "created_at"
        ],
        "properties": {
          "id": {
            "type": "string",
            "title": "Id",
            "description": "Unique identifier for the chat message"
          },
          "model": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "title": "Model",
            "description": "LLM model used if applicable"
          },
          "app_id": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "title": "App Id",
            "description": "Optional application identifier"
          },
          "chat_id": {
            "type": "string",
            "title": "Chat Id",
            "description": "ID of the chat this message belongs to"
          },
          "message": {
            "type": "string",
            "title": "Message",
            "description": "Content of the message"
          },
          "user_id": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "title": "User Id",
            "description": "ID of the user this message belongs to or reply to"
          },
          "agent_id": {
            "type": "string",
            "title": "Agent Id",
            "description": "ID of the agent this message belongs to"
          },
          "reply_to": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "title": "Reply To",
            "description": "ID of the message this message is a reply to"
          },
          "author_id": {
            "type": "string",
            "title": "Author Id",
            "description": "ID of the message author"
          },
          "time_cost": {
            "type": "number",
            "title": "Time Cost",
            "default": 0,
            "description": "Time cost for the message in seconds"
          },
          "created_at": {
            "type": "string",
            "title": "Created At",
            "format": "date-time",
            "description": "Timestamp when this message was created"
          },
          "error_type": {
            "anyOf": [
              {
                "enum": [
                  "service_fee_error",
                  "daily_usage_limit_exceeded",
                  "insufficient_balance",
                  "agent_internal_error",
                  "step_limit_exceeded",
                  "skill_interrupted"
                ],
                "type": "string",
                "title": "SystemMessageType",
                "description": "Type of system message."
              },
              {
                "type": "null"
              }
            ],
            "description": "Optional error type, used when author_type is system"
          },
          "super_mode": {
            "anyOf": [
              {
                "type": "boolean"
              },
              {
                "type": "null"
              }
            ],
            "title": "Super Mode",
            "description": "Optional flag to enable super mode"
          },
          "attachments": {
            "anyOf": [
              {
                "type": "array",
                "items": {
                  "type": "object",
                  "title": "ChatMessageAttachment",
                  "required": [
                    "type",
                    "url"
                  ],
                  "properties": {
                    "url": {
                      "anyOf": [
                        {
                          "type": "string"
                        },
                        {
                          "type": "null"
                        }
                      ],
                      "title": "Url",
                      "examples": [
                        "https://example.com/image.jpg"
                      ],
                      "description": "URL of the attachment"
                    },
                    "json": {
                      "anyOf": [
                        {
                          "type": "object",
                          "additionalProperties": true
                        },
                        {
                          "type": "null"
                        }
                      ],
                      "title": "Json",
                      "description": "JSON data of the attachment"
                    },
                    "type": {
                      "enum": [
                        "link",
                        "image",
                        "file",
                        "xmtp"
                      ],
                      "type": "string",
                      "title": "ChatMessageAttachmentType",
                      "description": "Type of chat message attachment."
                    }
                  },
                  "description": "Chat message attachment model.\n\nAn attachment can be a link, image, or file that is associated with a chat message."
                }
              },
              {
                "type": "null"
              }
            ],
            "title": "Attachments",
            "description": "List of attachments in the message"
          },
          "author_type": {
            "enum": [
              "agent",
              "trigger",
              "skill",
              "telegram",
              "twitter",
              "discord",
              "web",
              "system",
              "api",
              "xmtp",
              "x402"
            ],
            "type": "string",
            "title": "AuthorType",
            "description": "Type of message author."
          },
          "credit_cost": {
            "anyOf": [
              {
                "type": "number"
              },
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "title": "Credit Cost",
            "description": "Credit cost for the message in credits"
          },
          "search_mode": {
            "anyOf": [
              {
                "type": "boolean"
              },
              {
                "type": "null"
              }
            ],
            "title": "Search Mode",
            "description": "Optional flag to enable search mode"
          },
          "skill_calls": {
            "anyOf": [
              {
                "type": "array",
                "items": {
                  "type": "object",
                  "title": "ChatMessageSkillCall",
                  "required": [
                    "name",
                    "parameters",
                    "success"
                  ],
                  "properties": {
                    "id": {
                      "type": "string",
                      "title": "Id"
                    },
                    "name": {
                      "type": "string",
                      "title": "Name"
                    },
                    "success": {
                      "type": "boolean",
                      "title": "Success"
                    },
                    "response": {
                      "type": "string",
                      "title": "Response"
                    },
                    "parameters": {
                      "type": "object",
                      "title": "Parameters",
                      "additionalProperties": true
                    },
                    "credit_cost": {
                      "anyOf": [
                        {
                          "type": "number"
                        },
                        {
                          "type": "string"
                        }
                      ],
                      "title": "Credit Cost"
                    },
                    "error_message": {
                      "type": "string",
                      "title": "Error Message"
                    },
                    "credit_event_id": {
                      "type": "string",
                      "title": "Credit Event Id"
                    }
                  },
                  "description": "TypedDict for skill call details."
                }
              },
              {
                "type": "null"
              }
            ],
            "title": "Skill Calls",
            "description": "Skill call details"
          },
          "thread_type": {
            "anyOf": [
              {
                "enum": [
                  "agent",
                  "trigger",
                  "skill",
                  "telegram",
                  "twitter",
                  "discord",
                  "web",
                  "system",
                  "api",
                  "xmtp",
                  "x402"
                ],
                "type": "string",
                "title": "AuthorType",
                "description": "Type of message author."
              },
              {
                "type": "null"
              }
            ],
            "description": "Author Type of the message thread start"
          },
          "input_tokens": {
            "type": "integer",
            "title": "Input Tokens",
            "default": 0,
            "description": "Number of tokens in the input message"
          },
          "output_tokens": {
            "type": "integer",
            "title": "Output Tokens",
            "default": 0,
            "description": "Number of tokens in the output message"
          },
          "cold_start_cost": {
            "type": "number",
            "title": "Cold Start Cost",
            "default": 0,
            "description": "Cost for the cold start of the message in seconds"
          },
          "credit_event_id": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "title": "Credit Event Id",
            "description": "ID of the credit event for this message"
          }
        },
        "description": "Chat message model with all fields including server-generated ones."
      }
    },
    "examples": [],
    "schema_presence": {
      "path_schema": "unknown",
      "query_schema": "unknown",
      "header_schema": "unknown",
      "request_body_schema": "unknown",
      "response_schema": "declared"
    },
    "contract_hash": "bf4cf0181078587b8936461d82736145648d535132fa6a4276eb39632689fa5d"
  }
}