Releases
13 matching — model launches, API releases, product updates, financial events and news.
September 20261
Sep 10, 2026
Agents API releasedAPI release
OpenAI released the Agents API as a unified platform interface for building and operating agentic applications.
October 20251
Oct 6, 2025Apps SDK preview releasedSDK release
OpenAI released the Apps SDK preview for developers to build interactive applications inside ChatGPT.
May 20251
May 21, 2025Responses API gains remote MCP, image generation, and Code InterpreterAPI update
OpenAI added remote MCP server support, image generation, Code Interpreter, and background mode to the Responses API.
March 20252
Mar 11, 2025Agents SDK releasedSDK release
OpenAI released the open-source Agents SDK for orchestrating single- and multi-agent workflows.
Mar 11, 2025Responses API launchedAPI release
OpenAI launched the Responses API as a new foundation for building agentic applications with built-in tools.
October 20241
Oct 1, 2024Realtime API public beta launchedAPI release
OpenAI launched the Realtime API public beta for low-latency multimodal experiences.
November 20231
Nov 6, 2023Assistants API launched in betaAPI release
OpenAI launched the Assistants API beta with Code Interpreter, Retrieval, and function calling.
March 20232
Mar 1, 2023Whisper API releasedAPI release
OpenAI made the Whisper speech-to-text model available through its API.
Mar 1, 2023Chat Completions API and gpt-3.5-turbo releasedAPI release
OpenAI released the Chat Completions API with gpt-3.5-turbo for developers.
January 20221
Jan 25, 2022Text and code embeddings introducedAPI release
OpenAI released a new endpoint and model families for text and code embeddings.
June 20201
Jun 11, 2020OpenAI API launched in private betaAPI release
OpenAI launched a general-purpose API for accessing its language models.
August 20171
Aug 3, 2017RL-Teacher code releasedSDK release
OpenAI released code for training reinforcement-learning agents from human feedback.
May 20171
May 24, 2017OpenAI Baselines releasedSDK release
OpenAI released Baselines, open-source high-quality implementations of reinforcement-learning algorithms.