428.Announced plans to bring all Assistants API features to the easier to use Respon...4 months ago|OpenAI/OpenAI APIAPI
429.Announced new models: gpt-4o-search-preview, gpt-4o-mini-search-preview, compute...4 months ago|OpenAI/OpenAI APIAPI
430.Released the Agents SDK, an orchestration framework for designing, building, and...4 months ago|OpenAI/OpenAI APIAPI
431.Released a set of built-in tools for the Responses API: web search, file search,...4 months ago|OpenAI/OpenAI APIAPI
432.Released the Responses API, a new API for creating and using agents and tools.4 months ago|OpenAI/OpenAI APIAPI
447.A 1M token context window and native Compaction support for longer-running agent...4 months ago|OpenAI/OpenAI APIAPI
448.Built-in Computer use support in GPT-5.4 through the Responses API computer tool...4 months ago|OpenAI/OpenAI APIAPIv5.4
449.Tool search in the Responses API, which lets models defer large tool surfaces un...4 months ago|OpenAI/OpenAI APIAPI