Releases
32 matching — model launches, API releases, product updates, financial events and news.
| Date | Release | Company | Type | Source |
|---|---|---|---|---|
| Sep 28, 2026 | Claude Sonnet 5.5 released | Model release | Anthropic | |
| Sep 22, 2026 | Claude Opus 5.5 released | Model release | Anthropic | |
| Sep 1, 2026 | Claude Fable 5.1 released | Model release | Anthropic | |
| Sep 1, 2026 | Claude Mythos 5.1 released to vetted organizations | Model release | Anthropic | |
| Aug 7, 2026 | Claude Fable 5 receives updated biology safeguards | Model update | Anthropic | |
| Jul 24, 2026 | Claude Opus 5 released | Model release | Anthropic | |
| Jul 1, 2026 | Claude Fable 5 and Mythos 5 redeployed | Model update | Anthropic | |
| Jun 30, 2026 | Claude Sonnet 5 released | Model release | Anthropic | |
| Jun 12, 2026 | Fable 5 and Mythos 5 access suspended under US directive | Model deprecation | Anthropic | |
| Jun 9, 2026 | Claude Mythos 5 released to vetted partners | Model release | Anthropic | |
| Jun 9, 2026 | Claude Fable 5 released | Model release | Anthropic | |
| May 28, 2026 | Claude Opus 4.8 released | Model release | Anthropic | |
| Apr 16, 2026 | Claude Opus 4.7 released | Model release | Anthropic | |
| Apr 7, 2026 | Claude Mythos Preview released to Project Glasswing partners | Model release | Anthropic | |
| Feb 17, 2026 | Claude Sonnet 4.6 released | Model release | Anthropic | |
| Feb 5, 2026 | Claude Opus 4.6 released | Model release | Anthropic | |
| Nov 24, 2025 | Claude Opus 4.5 released | Model release | Anthropic | |
| Oct 15, 2025 | Claude Haiku 4.5 released | Model release | Anthropic | |
| Sep 29, 2025 | Claude Sonnet 4.5 released | Model release | Anthropic | |
| Aug 5, 2025 | Claude Opus 4.1 released | Model release | Anthropic | |
| May 22, 2025 | Claude 4 model family released | Model release | Anthropic | |
| Feb 24, 2025 | Claude 3.7 Sonnet released | Model release | Anthropic | |
| Nov 4, 2024 | Claude 3.5 Haiku announced and released | Model release | Anthropic | |
| Oct 22, 2024 | Upgraded Claude 3.5 Sonnet released | Model update | Anthropic | |
| Jun 21, 2024 | Claude 3.5 Sonnet released | Model release | Anthropic | |
| Mar 13, 2024 | Claude 3 Haiku released | Model release | Anthropic | |
| Mar 4, 2024 | Claude 3 Opus and Sonnet released | Model release | Anthropic | |
| Mar 4, 2024 | Claude 3 model family announced | Model release | Anthropic | |
| Nov 21, 2023 | Claude 2.1 released | Model release | Anthropic | |
| Aug 9, 2023 | Claude Instant 1.2 released | Model release | Anthropic | |
| Jul 11, 2023 | Claude 2 released | Model release | Anthropic | |
| Mar 14, 2023 | Claude introduced | Model release | Anthropic |