{
    "openapi":  "3.1.0",
    "info":  {
                 "title":  "ProofRail API",
                 "version":  "0.3.0",
                 "description":  "Payment-gated MCP compatibility certification.",
                 "contact":  {
                                 "url":  "https://drkdm4jd-8767.uks1.devtunnels.ms"
                             },
                 "x-guidance":  "Use ProofRail before deploying, upgrading, or trusting an MCP server. Call /api/certify over HTTP or mcp_release_certify over MCP. Payment uses Base Sepolia test-USDC."
             },
    "x-discovery":  {
                        "ownershipProofs":  [
                                                "0x865fC95cB5B9767DAfe07AcB0E0593FB40bCC28C"
                                            ]
                    },
    "paths":  {
                  "/health":  {
                                  "get":  {
                                              "summary":  "ProofRail health",
                                              "security":  [

                                                           ],
                                              "responses":  {
                                                                "200":  {
                                                                            "description":  "Healthy"
                                                                        }
                                                            }
                                          }
                              },
                  "/api/certify":  {
                                       "post":  {
                                                    "summary":  "Certify MCP release compatibility",
                                                    "description":  "x402-paid deterministic MCP compatibility certification.",
                                                    "security":  [
                                                                     {
                                                                         "x402":  [

                                                                                  ]
                                                                     }
                                                                 ],
                                                    "x-payment-info":  {
                                                                           "protocols":  [
                                                                                             "x402"
                                                                                         ],
                                                                           "price":  {
                                                                                         "mode":  "fixed",
                                                                                         "currency":  "USD",
                                                                                         "amount":  "0.001"
                                                                                     }
                                                                       },
                                                    "requestBody":  {
                                                                        "required":  true,
                                                                        "content":  {
                                                                                        "application/json":  {
                                                                                                                 "schema":  {
                                                                                                                                "type":  "object",
                                                                                                                                "properties":  {
                                                                                                                                                   "target_url":  {
                                                                                                                                                                      "type":  "string"
                                                                                                                                                                  },
                                                                                                                                                   "declared_protocol_version":  {
                                                                                                                                                                                     "type":  "string"
                                                                                                                                                                                 },
                                                                                                                                                   "check_profile":  {
                                                                                                                                                                         "type":  "string",
                                                                                                                                                                         "enum":  [
                                                                                                                                                                                      "basic"
                                                                                                                                                                                  ]
                                                                                                                                                                     },
                                                                                                                                                   "fixture_id":  {
                                                                                                                                                                      "type":  "string"
                                                                                                                                                                  }
                                                                                                                                               },
                                                                                                                                "required":  [
                                                                                                                                                 "target_url"
                                                                                                                                             ],
                                                                                                                                "additionalProperties":  false
                                                                                                                            }
                                                                                                             }
                                                                                    }
                                                                    },
                                                    "responses":  {
                                                                      "200":  {
                                                                                  "description":  "Certification result"
                                                                              },
                                                                      "402":  {
                                                                                  "description":  "x402 payment required"
                                                                              }
                                                                  }
                                                }
                                   }
              },
    "components":  {
                       "securitySchemes":  {
                                               "x402":  {
                                                            "type":  "apiKey",
                                                            "in":  "header",
                                                            "name":  "PAYMENT-SIGNATURE",
                                                            "description":  "x402 V2 payment authorization"
                                                        }
                                           }
                   },
    "servers":  [
                    {
                        "url":  "https://drkdm4jd-8767.uks1.devtunnels.ms",
                        "description":  "Live ProofRail Gate 1 execution origin"
                    }
                ]
}