{
  "openapi": "3.1.0",
  "info": {
    "title": "MagicBlock Router API",
    "description": "JSON-RPC API for the MagicBlock Router.",
    "version": "2.0.0"
  },
  "servers": [
    {
      "url": "https://devnet-router.magicblock.app",
      "description": "Devnet - RPC Magic Router"
    },
    {
      "url": "https://router.magicblock.app",
      "description": "Mainnet - RPC Magic Router"
    }
  ],
  "paths": {
    "/": {
      "post": {
        "summary": "getBlockhashForAccounts",
        "description": "Get blockhash for multiple account addresses.",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "jsonrpc": {
                    "type": "string",
                    "enum": [
                      "2.0"
                    ],
                    "default": "2.0"
                  },
                  "id": {
                    "type": "integer",
                    "default": 1
                  },
                  "method": {
                    "type": "string",
                    "enum": [
                      "getBlockhashForAccounts"
                    ],
                    "default": "getBlockhashForAccounts"
                  },
                  "params": {
                    "type": "array",
                    "items": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "minItems": 1,
                      "maxItems": 100,
                      "description": "Array of account addresses (max 100)"
                    },
                    "minItems": 1,
                    "maxItems": 1,
                    "description": "Single account-address array argument",
                    "default": [
                      [
                        "7xKXtg2CW87d97TXJSDpbD5jBkheTqA83TZRuJosgAsU",
                        "9WzDXwBbmkg8ZTbNMqUxvQRAyrZzDsGYdLVL9zYtAWWM"
                      ]
                    ]
                  }
                },
                "required": [
                  "jsonrpc",
                  "id",
                  "method",
                  "params"
                ]
              },
              "example": {
                "jsonrpc": "2.0",
                "id": 1,
                "method": "getBlockhashForAccounts",
                "params": [
                  [
                    "7xKXtg2CW87d97TXJSDpbD5jBkheTqA83TZRuJosgAsU",
                    "9WzDXwBbmkg8ZTbNMqUxvQRAyrZzDsGYdLVL9zYtAWWM"
                  ]
                ]
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Successful response",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "jsonrpc": {
                      "type": "string",
                      "enum": [
                        "2.0"
                      ],
                      "default": "2.0"
                    },
                    "id": {
                      "oneOf": [
                        {
                          "type": "integer"
                        },
                        {
                          "type": "string"
                        }
                      ]
                    },
                    "result": {
                      "type": "object",
                      "properties": {
                        "blockhash": {
                          "type": "string",
                          "description": "The blockhash for the accounts"
                        },
                        "lastValidBlockHeight": {
                          "type": "integer",
                          "description": "The last valid block height"
                        }
                      },
                      "required": [
                        "blockhash",
                        "lastValidBlockHeight"
                      ]
                    },
                    "error": {
                      "type": "object",
                      "default": null
                    }
                  }
                },
                "example": {
                  "jsonrpc": "2.0",
                  "id": 1,
                  "result": {
                    "blockhash": "9tJWqpCLuFZ8PWQZJaYqydTXzhTCNmrtGraG2wyZXrP7",
                    "lastValidBlockHeight": 399468682
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}