Gengxi API Developer Docs

Developer documentation

Gengxi API connects developers to leading AI models including OpenAI, Claude, DeepSeek, Kimi and GLM.

One platform for multi-model AI

Gengxi API connects developers to leading AI models including OpenAI, Claude, DeepSeek, Kimi and GLM. Use one platform to manage API keys, inspect usage, and connect common development tools. Review the Model Plaza for the complete current catalog and pricing; availability depends on your API key and group configuration.

ProtocolBase URLUse it for
OpenAI-compatiblehttps://api.gengxi.ai/v1Responses, Chat Completions, models, embeddings, and images
Anthropic Messages-compatiblehttps://api.gengxi.ai/v1Messages and token counting
Gemini nativehttps://api.gengxi.ai/v1betaClients that speak the Gemini native protocol

Your path to a first request

  1. Create an API key from the API Keys page.
  2. Call GET /v1/models with that key.
  3. Choose a model returned for your key and group.
  4. Send a request to POST /v1/responses or another supported endpoint.
  5. Review requests and cost on the Usage page.
Start the Quickstart →Send a model request in a few minutes.

Compatibility scope

Use these docs for the public contract. Internal account pools, upstream endpoints, routing rules, and provider transformations are intentionally not exposed.