Leak: Anthropic rolling out Claude Sonnet 5.5 on Claude and APIs
testingcatalog · x · 2026-09-29
Leaker testingcatalog reports that Anthropic is rolling out Claude Sonnet 5.5 on both the Claude app and APIs, with screenshots attached. The rollout has not been officially confirmed by Anthropic yet; capabilities and pricing remain to be seen.
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