OpenAI API
VerifiedOfficialby OpenAI
Official listing: built and published by OpenAI. More from OpenAI
Serves OpenAI models through the Responses and Chat Completions APIs, with function calling, file search, realtime voice, and remote MCP tools, for developers building model-backed apps.
- Access
- API
- Auth
- API Key
- Skills
- 5
Skills
Text Generation
Generates text, code, and structured JSON from prompts with OpenAI models through the Responses API.
Function Calling
Lets models call developer-defined functions described by JSON schema to reach application data and actions.
Remote MCP Servers
Gives models tools from remote MCP servers, or private ones through Secure MCP Tunnel, during a response.
File Search
Retrieves passages from uploaded files in vector stores with semantic and keyword search inside the Responses API.
Realtime API
Runs speech-to-speech voice sessions where the model works on audio directly, keeps state, and calls tools.
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