> ## Documentation Index
> Fetch the complete documentation index at: https://docs.solanatracker.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Send a signed transaction

> 通过 Raptor 发送服务广播已签名交易；后台自动重试并跟踪确认状态。



## OpenAPI

````yaml /cn/raptor/http/openapi.json post /send-transaction
openapi: 3.0.3
info:
  title: Raptor DEX 聚合 API
  description: Solana DEX 聚合：询价、构建交换交易、广播已签名交易，以及 WebSocket 报价流。
  version: 1.0.0
  contact:
    name: Raptor API Support
servers:
  - url: https://raptor-beta.solanatracker.io
    description: Beta 环境地址
security: []
paths:
  /send-transaction:
    post:
      summary: Send a signed transaction
      description: 通过 Raptor 发送服务广播已签名交易；后台自动重试并跟踪确认状态。
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SendTransactionRequest'
      responses:
        '200':
          description: Transaction accepted for sending
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SendTransactionResponse'
        '400':
          description: Invalid transaction format
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '503':
          description: Jet TPU sender not initialized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    SendTransactionRequest:
      type: object
      required:
        - transaction
      properties:
        transaction:
          type: string
          description: Base64-encoded VersionedTransaction bytes
    SendTransactionResponse:
      type: object
      required:
        - signature
        - signature_base64
        - success
      properties:
        signature:
          type: string
          description: Transaction signature (base58)
        signature_base64:
          type: string
          description: Transaction signature (base64)
        success:
          type: boolean
          description: Always true if request accepted
    ErrorResponse:
      type: object
      required:
        - error
        - code
      properties:
        error:
          type: string
          description: Error message
        code:
          type: integer
          description: HTTP status code

````