OpenAI · Official · Developer Article
Sep 22Why we built the Responses APIHow the Responses API unlocks persistent reasoning, hosted tools, and multimodal workflows for GPT-5.API
Summary
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Where the other five stand
Related: Google: Enterprise-Grade Precision for Long-Context Multimodal Embedding Inference on Cloud TPU · Anthropic: ReDeck: Step-Level Render-Grounded Refinement for Document-to-Slide Generation
Hype check
2/5Worth a look
Rated low: routine. Worth knowing, not worth rearranging your day for.
Who's talking about it
- ChatGPT, Grok, and Claude all went down at the same timeThe Verge AI · Web · Sep 3, 2026
Questions people ask
- Where can I read the full story?
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- What does this mean for ChatGPT?
- Subvolts tracks every OpenAI announcement; see the Developer page for the surrounding context.
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Page generated Sep 3, 2026. Summaries are Subvolts' own; the story belongs to OpenAI Developers Blog.