Microsoft Foundry puts GPT-6, Claude Opus 5.5 and Grok-4.6 all in one catalog with 1M contexts
mustafasuleyman · x · 2026-10-02
Microsoft AI CEO Mustafa Suleyman announced that all models are now available in Microsoft Foundry, plus distribution through everyday dev tools like Vercel and OpenRouter.
The Foundry catalog (12,019 models) highlights:
- OpenAI: gpt-6.1, gpt-6 and gpt-5.6 variants (sol/luna/terra/astra) — 1050k context, 128k output, mostly GA
- Anthropic: claude-opus-5-5 (GA, 1000k context), claude-mythos-5-1 (Gated Research Preview), claude-fable-5-1 (Preview)
- xAI: grok-4.6 (Preview, 200k context)
- Audio: gpt-realtime-2.1 and mini for audio generation, GA
Frontier, open-source and partner models are unified behind chat-completions/messages APIs.
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