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OpenAPI Specification

openapi: 3.2.0
info:
  title: FastRouter Batches API
  version: 1.0.0
  description: OpenAI-compatible LLM gateway API for routing requests across multiple model providers. Model IDs use the provider/model-name format and may support documented suffixes such as :online for web search and :flex for Flex Pricing on compatible models.
servers:
- url: https://api.fastrouter.ai
  description: Production API origin
security:
- bearerAuth: []
tags:
- name: Batches
paths:
  /v1/batches:
    post:
      summary: Create a batch
      externalDocs:
        url: https://docs.fastrouter.ai/api-reference/batch-processing
      requestBody:
        $ref: '#/components/requestBodies/JsonRequest'
      responses:
        '200':
          $ref: '#/components/responses/JsonResponse'
      tags:
      - Batches
      operationId: postV1Batches
      x-operation-id-source: derived
  /v1/batches/{batch_id}:
    get:
      summary: Get batch status
      externalDocs:
        url: https://docs.fastrouter.ai/api-reference/batch-processing
      parameters:
      - $ref: '#/components/parameters/BatchId'
      responses:
        '200':
          $ref: '#/components/responses/JsonResponse'
      tags:
      - Batches
      operationId: getV1BatchesByBatchId
      x-operation-id-source: derived
components:
  responses:
    JsonResponse:
      description: JSON response
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonObject'
  parameters:
    BatchId:
      name: batch_id
      in: path
      required: true
      schema:
        type: string
  schemas:
    JsonObject:
      type: object
      additionalProperties: true
  requestBodies:
    JsonRequest:
      required: true
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonObject'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
externalDocs:
  description: FastRouter API documentation
  url: https://docs.fastrouter.ai