{
  "openapi": "3.0.0",
  "info": {
    "title": "psf-bch-api",
    "description": "Bitcoin Cash Blockchain API with x402 micropayment support. Provides access to BCH blockchain data, UTXOs, transactions, and SLP tokens via REST endpoints.",
    "version": "7.0.0",
    "contact": {
      "name": "FullStack.cash",
      "url": "https://fullstack.cash"
    },
    "externalDocs": {
      "description": "JavaScript Code Examples",
      "url": "https://github.com/Permissionless-Software-Foundation/psf-js-examples"
    }
  },
  "servers": [
    {
      "url": "https://x402.fullstack.cash/v6",
      "description": "Production (x402 payments - USDC on Base)"
    },
    {
      "url": "https://x402-bch.fullstack.cash/v6",
      "description": "Production (x402 payments - BCH)"
    },
    {
      "url": "https://bch.fullstack.cash/v6",
      "description": "Development (free, rate-limited)"
    }
  ],
  "paths": {
    "/health": {
      "get": {
        "summary": "Health Check",
        "description": "Returns service health status",
        "responses": {
          "200": {
            "description": "Service is healthy",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "status": { "type": "string", "example": "ok" },
                    "service": { "type": "string" },
                    "version": { "type": "string" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/fulcrum/balance/{address}": {
      "get": {
        "summary": "Get Balance",
        "description": "Get Bitcoin Cash balance for a single address",
        "parameters": [
          {
            "name": "address",
            "in": "path",
            "required": true,
            "schema": { "type": "string" },
            "description": "Bitcoin Cash address"
          }
        ],
        "responses": {
          "200": {
            "description": "Balance information",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "balance": { "type": "number" },
                    "balanceConfirmed": { "type": "number" },
                    "balanceUnconfirmed": { "type": "number" }
                  }
                }
              }
            }
          },
          "402": {
            "description": "Payment required - x402 header missing"
          }
        }
      }
    },
    "/fulcrum/utxos/{address}": {
      "get": {
        "summary": "Get UTXOs",
        "description": "Get unspent transaction outputs for an address",
        "parameters": [
          {
            "name": "address",
            "in": "path",
            "required": true,
            "schema": { "type": "string" },
            "description": "Bitcoin Cash address"
          }
        ],
        "responses": {
          "200": {
            "description": "Array of UTXOs",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "txid": { "type": "string" },
                      "vout": { "type": "integer" },
                      "satoshis": { "type": "integer" },
                      "height": { "type": "integer" },
                      "confirmations": { "type": "integer" }
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/fulcrum/tx/data/{txid}": {
      "get": {
        "summary": "Get Transaction Details",
        "description": "Get detailed information about a transaction",
        "parameters": [
          {
            "name": "txid",
            "in": "path",
            "required": true,
            "schema": { "type": "string" },
            "description": "Transaction ID"
          }
        ],
        "responses": {
          "200": {
            "description": "Transaction details",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "txid": { "type": "string" },
                    "version": { "type": "integer" },
                    "locktime": { "type": "integer" },
                    "vin": { "type": "array" },
                    "vout": { "type": "array" },
                    "confirmations": { "type": "integer" },
                    "time": { "type": "integer" },
                    "blocktime": { "type": "integer" },
                    "blockhash": { "type": "string" },
                    "blockheight": { "type": "integer" },
                    "size": { "type": "integer" },
                    "valueIn": { "type": "number" },
                    "valueOut": { "type": "number" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/fulcrum/tx/broadcast": {
      "post": {
        "summary": "Broadcast Transaction",
        "description": "Broadcast a raw transaction to the BCH network",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "hex": { "type": "string", "description": "Raw transaction hex" }
                },
                "required": ["hex"]
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Transaction broadcast result",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "txid": { "type": "string" },
                    "message": { "type": "string" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/full-node/blockchain/getBlockchainInfo": {
      "get": {
        "summary": "Get Blockchain Info",
        "description": "Get general blockchain information including chain, blocks, difficulty",
        "responses": {
          "200": {
            "description": "Blockchain info",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "chain": { "type": "string" },
                    "blocks": { "type": "integer" },
                    "headers": { "type": "integer" },
                    "bestblockhash": { "type": "string" },
                    "difficulty": { "type": "number" },
                    "mediantime": { "type": "integer" },
                    "verificationprogress": { "type": "number" },
                    "chainwork": { "type": "string" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/full-node/blockchain/getBlockCount": {
      "get": {
        "summary": "Get Block Count",
        "description": "Get current block height",
        "responses": {
          "200": {
            "description": "Current block count",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "blockcount": { "type": "integer" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/full-node/blockchain/getBlockHash/{height}": {
      "get": {
        "summary": "Get Block Hash",
        "description": "Get block hash by height",
        "parameters": [
          {
            "name": "height",
            "in": "path",
            "required": true,
            "schema": { "type": "integer" },
            "description": "Block height"
          }
        ],
        "responses": {
          "200": {
            "description": "Block hash",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "hash": { "type": "string" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/full-node/rawtransactions/getRawTransaction/{txid}": {
      "get": {
        "summary": "Get Raw Transaction",
        "description": "Get raw transaction hex by TXID",
        "parameters": [
          {
            "name": "txid",
            "in": "path",
            "required": true,
            "schema": { "type": "string" },
            "description": "Transaction ID"
          }
        ],
        "responses": {
          "200": {
            "description": "Raw transaction",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "hex": { "type": "string" },
                    "txid": { "type": "string" },
                    "version": { "type": "integer" },
                    "locktime": { "type": "integer" },
                    "vin": { "type": "array" },
                    "vout": { "type": "array" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/full-node/rawtransactions/sendRawTransaction/{hex}": {
      "get": {
        "summary": "Send Raw Transaction",
        "description": "Broadcast a raw transaction",
        "parameters": [
          {
            "name": "hex",
            "in": "path",
            "required": true,
            "schema": { "type": "string" },
            "description": "Raw transaction hex"
          }
        ],
        "responses": {
          "200": {
            "description": "Broadcast result",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "txid": { "type": "string" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/slp/status": {
      "get": {
        "summary": "SLP Status",
        "description": "Get SLP token indexer status",
        "responses": {
          "200": {
            "description": "SLP indexer status",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "status": { "type": "string" },
                    "blockHeight": { "type": "integer" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/slp/address": {
      "post": {
        "summary": "Get SLP Address Data",
        "description": "Get SLP token balances for an address",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "address": { "type": "string", "description": "SLP address" }
                },
                "required": ["address"]
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "SLP token balances",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "balances": {
                      "type": "array",
                      "items": {
                        "type": "object",
                        "properties": {
                          "tokenId": { "type": "string" },
                          "ticker": { "type": "string" },
                          "name": { "type": "string" },
                          "balance": { "type": "string" }
                        }
                      }
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/slp/token": {
      "post": {
        "summary": "Get Token Stats",
        "description": "Get statistics for a specific SLP token",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "tokenId": { "type": "string", "description": "Token ID" }
                },
                "required": ["tokenId"]
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Token statistics"
          }
        }
      }
    },
    "/price/bchusd": {
      "get": {
        "summary": "Get BCH Price",
        "description": "Get current BCH/USD price",
        "responses": {
          "200": {
            "description": "BCH price in USD",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "price": { "type": "number" }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/encryption/publickey/{address}": {
      "get": {
        "summary": "Get Public Key",
        "description": "Get public key for a Bitcoin Cash address",
        "parameters": [
          {
            "name": "address",
            "in": "path",
            "required": true,
            "schema": { "type": "string" }
          }
        ],
        "responses": {
          "200": {
            "description": "Public key data"
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "x402": {
        "type": "apiKey",
        "in": "header",
        "name": "X-PAYMENT",
        "description": "x402 payment header with signed authorization"
      }
    }
  },
  "security": [
    {
      "x402": []
    }
  ]
}