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xAI

xAI is an AI research lab founded by Elon Musk. The xAI API exposes Grok foundation models for chat, function calling, vision, voice, image generation, and video generation, alongside research outputs from the Colossus training supercluster.

8 APIs 0 Features
AILLMFoundation ModelsGrokGenerative AI

APIs

xAI Chat Completions API

Generates conversational completions using Grok foundation models, including multi-turn conversations, function calling, structured outputs, and reasoning. OpenAI-compatible Cha...

xAI Responses API

The Responses API supports text generation, multi-turn conversations, reasoning, tool/function calling, and built-in tools (Live Search, code execution).

xAI Images API

Generates images from text prompts using the Grok Imagine image models. OpenAI-compatible image generation endpoint.

xAI Video Generation API

Generates video from text or image inputs using the Grok Imagine video models, with editing and detailed control options.

xAI Voice API

Realtime voice API supporting speech-to-text, text-to-speech, and bidirectional realtime voice interaction with Grok.

xAI Embeddings API

Generates vector embeddings of text and other inputs for retrieval, classification, and semantic search workflows.

xAI Models API

Lists available Grok models, model capabilities, context windows, and metadata.

xAI Batch API

Submits offline batch jobs of chat or embedding requests at a discount (20-50% off standard rates), with results returned out-of-band. Batch requests do not count toward rate li...

Resources

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Website
Website
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Documentation
Documentation
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Plans
Plans
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RateLimits
RateLimits
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FinOps
FinOps

Sources

Raw ↑
aid: xai
url: https://raw.githubusercontent.com/api-evangelist/xai/refs/heads/main/apis.yml
name: xAI
x-type: company
description: >-
  xAI is an AI research lab founded by Elon Musk. The xAI API exposes Grok foundation models for chat, function calling, vision, voice, image generation, and video generation, alongside research outputs from the Colossus training supercluster.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - AI
  - LLM
  - Foundation Models
  - Grok
  - Generative AI
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: xai:xai-chat-completions-api
    name: xAI Chat Completions API
    tags:
      - Chat
      - Completions
      - LLM
      - Grok
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/overview
        type: Documentation
      - url: https://docs.x.ai/docs/api-reference#chat-completions
        type: API Reference
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Generates conversational completions using Grok foundation models, including multi-turn conversations, function calling, structured outputs, and reasoning. OpenAI-compatible Chat Completions interface.
  - aid: xai:xai-responses-api
    name: xAI Responses API
    tags:
      - Responses
      - LLM
      - Grok
      - Reasoning
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/api-reference#responses
        type: Documentation
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      The Responses API supports text generation, multi-turn conversations, reasoning, tool/function calling, and built-in tools (Live Search, code execution).
  - aid: xai:xai-images-api
    name: xAI Images API
    tags:
      - Images
      - Generation
      - Multimodal
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/guides/image-generations
        type: Documentation
      - url: https://docs.x.ai/docs/api-reference#image-generations
        type: API Reference
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Generates images from text prompts using the Grok Imagine image models. OpenAI-compatible image generation endpoint.
  - aid: xai:xai-video-generation-api
    name: xAI Video Generation API
    tags:
      - Video
      - Generation
      - Multimodal
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/guides/video-generation
        type: Documentation
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Generates video from text or image inputs using the Grok Imagine video models, with editing and detailed control options.
  - aid: xai:xai-voice-api
    name: xAI Voice API
    tags:
      - Voice
      - Speech
      - Audio
      - Realtime
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/guides/voice
        type: Documentation
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Realtime voice API supporting speech-to-text, text-to-speech, and bidirectional realtime voice interaction with Grok.
  - aid: xai:xai-embeddings-api
    name: xAI Embeddings API
    tags:
      - Embeddings
      - Vector
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/guides/embeddings
        type: Documentation
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Generates vector embeddings of text and other inputs for retrieval, classification, and semantic search workflows.
  - aid: xai:xai-models-api
    name: xAI Models API
    tags:
      - Models
      - Catalog
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/api-reference#models
        type: Documentation
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Lists available Grok models, model capabilities, context windows, and metadata.
  - aid: xai:xai-batch-api
    name: xAI Batch API
    tags:
      - Batch
      - Async
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.x.ai/docs/api-reference
    baseURL: https://api.x.ai/v1
    properties:
      - url: https://docs.x.ai/docs/guides/batch
        type: Documentation
      - url: openapi/xai-openapi.json
        type: OpenAPI
    description: >-
      Submits offline batch jobs of chat or embedding requests at a discount (20-50% off standard rates), with results returned out-of-band. Batch requests do not count toward rate limits.
common:
  - type: Website
    url: https://x.ai/
  - type: Documentation
    url: https://docs.x.ai/
  - type: Plans
    url: plans/xai-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/xai-rate-limits.yml
  - type: FinOps
    url: finops/xai-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]