Sonnet 5.2, Opus 5.2, Gemini 4 Pro reportedly in testing as release wave looms
kimmonismus · x · 2026-09-20
- Per a roundup by kimmonismus, Sonnet 5.2, Opus 5.2, Fable 5.2, and Gemini 4 Pro are already in testing.
- Also confirmed or hinted as upcoming: Grok 4.7, GPT-6-Sol (Sam and Tibo teased a big release Tuesday), and Kimi K3.1 (a vague Kimi post hints at it).
- Unverified rumors, but the author expects next week to be packed with launches.
Related event: Rumors: Opus 5.2, Gemini 4 Pro and more set for imminent releases(2 posts)→
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