Start free
Anthropic Claude end-of-life (EOL) dates
Eolix tracks 34 release cycles of Anthropic Claude — 19 have already reached end of life. Release dates, latest versions, and support status below — the same lifecycle data Eolix validates whole software estates against.
| Release | Released | Latest | End of life | Status |
|---|---|---|---|---|
| Claude Sonnet 5.5 | 09-28-2026 | — | 09-28-2027 | Supported |
| Claude Opus 5.5 | 09-22-2026 | — | 09-22-2027 | Supported |
| Claude Mythos 5.1 | 09-01-2026 | — | 09-01-2027 | Supported |
| Claude Fable 5.1 | 09-01-2026 | — | 09-01-2027 | Supported |
| Claude Opus 5 | 07-24-2026 | — | 07-24-2027 | Supported |
| Claude Sonnet 5 | 06-30-2026 | — | 06-30-2027 | Supported |
| Claude Mythos 5 | 06-09-2026 | — | 06-09-2027 | Supported |
| Claude Fable 5 | 06-09-2026 | — | 06-09-2027 | Supported |
| Claude Opus 4.8 | 05-28-2026 | — | 05-28-2027 | Supported |
| Claude Opus 4.7 | 04-16-2026 | — | 04-16-2027 | Supported |
| Claude Sonnet 4.6 | 02-17-2026 | — | 02-17-2027 | Ending soon |
| Claude Opus 4.6 | 02-05-2026 | — | 02-05-2027 | Ending soon |
| Claude Opus 4.5 | 11-24-2025 | — | 11-24-2026 | Ending soon |
| Claude Haiku 4.5 | 10-15-2025 | — | 10-15-2026 | Ending soon |
| Claude Sonnet 4.5 | 09-29-2025 | — | 11-30-2026 | Ending soon |
| Claude Opus 4.1 | 08-05-2025 | — | 08-05-2026 | End of life |
| Claude Sonnet 4 | 05-22-2025 | — | 06-15-2026 | End of life |
| Claude Opus 4 | 05-22-2025 | — | 06-15-2026 | End of life |
| Claude Sonnet 3.7 | 02-24-2025 | — | 02-19-2026 | End of life |
| Claude Haiku 3.5 | 10-22-2024 | — | 02-19-2026 | End of life |
| Claude Sonnet 3.5 (20241022) | 10-22-2024 | — | 10-28-2025 | End of life |
| Claude Sonnet 3.5 (20240620) | 06-21-2024 | — | 10-28-2025 | End of life |
| Claude Haiku 3 | 03-13-2024 | — | 04-20-2026 | End of life |
| Claude Opus 3 | 03-04-2024 | — | 01-05-2026 | End of life |
| Claude Sonnet 3 | 03-04-2024 | — | 07-21-2025 | End of life |
| Claude 2.1 | 11-21-2023 | — | 07-21-2025 | End of life |
| Claude Instant 1.2 | 08-09-2023 | — | 11-06-2024 | End of life |
| Claude 2.0 | 07-11-2023 | — | 07-21-2025 | End of life |
| Claude 1.3 | 04-18-2023 | — | 11-06-2024 | End of life |
| Claude Instant 1.1 | 03-31-2023 | — | 11-06-2024 | End of life |
| Claude 1.2 | 03-14-2023 | — | 11-06-2024 | End of life |
| Claude 1.1 | 03-14-2023 | — | 11-06-2024 | End of life |
| Claude Instant 1.0 | 03-14-2023 | — | 11-06-2024 | End of life |
| Claude 1.0 | 03-14-2023 | — | 11-06-2024 | End of life |
Running Anthropic Claude somewhere in your estate?
Upload your software inventory and Eolix validates every product — current versions, end-of-life dates, known-exploited vulnerabilities, and audit-ready evidence. First scan free, up to 50 products. Need it once for an audit or a renewal? A One-Time Audit starts at $24.99.
Start free See how Eolix works