Update
The updated Agents SDK is now available in TypeScript, with support for sandbox agents and an open-source harness built in. Learn more here.
公式の更新履歴を見る ↗AI CHANGE RADAR
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May 5, 2026
Updated File Search to support multimodal search. You can now natively embed and search through images using the gemini-embedding-2 model. Grounding metadata now includes media_id for visual citations and page_numbers that indicate where information is found. To learn more, see the File Search guide.
公式の更新履歴を見る ↗Update / chat-latest
Released chat-latest snapshot which points to the latest Instant model currently used in ChatGPT. We recommend leveraging GPT-5.5 for production API usage, but feel free to use this model to test our latest improvements for chat use cases. The underlying model snapshot will be regularly updated. Read more here.
公式の更新履歴を見る ↗Update
Admin APIs are now supported in the OpenAI SDKs for Node, Python, Go, Ruby, and Java. See the Admin APIs guide for setup instructions and examples.
公式の更新履歴を見る ↗May 4, 2026
Launched event-driven Webhooks support in the Gemini API to replace polling workflows for the Batch API and long-running operations.
公式の更新履歴を見る ↗April 30, 2026
The gemini-robotics-er-1.5-preview model has been shut down. Use gemini-robotics-er-1.6-preview instead.
公式の更新履歴を見る ↗Feature / gpt-5.5 / gpt-5.5-pro / v1/responses / v1/chat/completions / v1/batch
Released GPT-5.5, a new frontier model for complex professional work, to the Chat Completions and Responses API, and released GPT-5.5 Pro for Responses API requests for tougher problems that benefit from more compute. GPT-5.5 supports a 1M token context window, image input, structured outputs, function calling, prompt caching, Batch, tool search, built-in computer use, hosted shell, apply patch, Skills, MCP, and web search. Key updates include: Reasoning effort now defaults to medium. When image_detail is unset or set to auto, the model now uses original behavior. Caching for GPT-5.5 only works with extended prompt caching. In-memory prompt caching is not supported. Learn more here.
公式の更新履歴を見る ↗April 22, 2026
Released gemini-embedding-2 as generally available (GA). To learn more, see the Embeddings page.
公式の更新履歴を見る ↗Update / o3-deep-research / o3-deep-research-2025-06-26 / o4-mini-deep-research / o4-mini-deep-research-2025-06-26 / v1/responses
Deprecated o3-deep-research and o4-mini-deep-research, including their June 26, 2025 snapshots. These models are scheduled to shut down on July 23, 2026. See the deprecation notice.
公式の更新履歴を見る ↗April 21, 2026
Released new versions of the Deep Research agent with collaborative planning, visualization support, MCP server integration, and File Search: deep-research-preview-04-2026: Designed for speed and efficiency, ideal to be streamed back to a client UI. deep-research-max-preview-04-2026: Maximum comprehensiveness for automated context gathering and synthesis.
公式の更新履歴を見る ↗Feature / gpt-image-2 / v1/images/generations / v1/images/edits / v1/batch
Released GPT Image 2, a state-of-the-art image generation model for image generation and editing. GPT Image 2 supports flexible image sizes, high-fidelity image inputs, token-based image pricing, and Batch API support with a 50% discount.
公式の更新履歴を見る ↗April 15, 2026
Launched Gemini 3.1 Flash TTS Preview, our cost-efficient, expressive, and steerable text to speech model. Read the Text-to-Speech docs to learn more.
公式の更新履歴を見る ↗