Software
Claude Opus 5.5
General-purpose language model introduced by Anthropic on September 22, 2026.
by Anthropic
Software
anthropic.com/claude-opus-5-5- Milestones0
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Software · No licensed photo on file
General-purpose language model introduced by Anthropic on September 22, 2026.
Timeline
No milestones recorded for Claude Opus 5.5 yet. The timeline fills in as unveilings, tests, contracts and deliveries are sourced.