Claude Sonnet 3.7
- Next shutdown
- None setNo date on 2 platforms
- Arena Text
- 1,388#83 of 128 · Arena
- GPQA Diamond
- 79.7%#62 of 108 · Epoch AI
- Context window
- 200Ktokens
Dates on every platform
2 listings · a floor is the earliest possible date
| Platform | Model ID and status | Deprecated | Shuts down | Replacement |
|---|---|---|---|---|
| Claude APIAnthropic: Model deprecations (opens in a new tab) · checked Oct 14, 2026 | claude-3-7-sonnet-20250219Shut down | Shut down | Claude Sonnet 5.5 | |
| Google Vertex AIGoogle Cloud: Partner model deprecations (opens in a new tab) · checked Oct 14, 2026 | claude-3-7-sonnetShut down | Shut down | – |
What breaks when you move off Claude Sonnet 3.7
No breaking changes are recorded for the move to Claude Sonnet 5.5. Run your own cases on it before the date.
Intelligence
Third-party results, credited below
| Benchmark | Publisher | Score | Rank | Published |
|---|---|---|---|---|
| Arena Text | Arena | 1,388 ± 2 | #83 of 128 | Oct 8, 2026 |
| GPQA Diamond | Epoch AI | 79.7% ± 2.7% | #62 of 108 | May 26, 2025 |
| OTIS Mock AIME 2024-2025 | Epoch AI | 57.8% ± 7.4% | #78 of 105 | Mar 13, 2025 |
| SWE-bench Verified | Epoch AI | 61.0% ± 2.2% | #24 of 28 | Feb 4, 2026 |
Arena (arena.ai), https://arena.ai/leaderboard
Epoch AI, ‘Capabilities & benchmarking’. Published online at epoch.ai. Retrieved from ‘https://epoch.ai/benchmarks’ [online resource].
Change history
ShutdownClaude Sonnet 3.7 shut down on Google CloudGoogle Vertex AI
Google deprecated Claude Sonnet 3.7 on Gemini Enterprise Agent Platform, kept it for existing customers only, and set this shutdown date. Anthropic retired it on the Claude API on February 19, 2026.
- Platform
- Google Vertex AI
- Model
- Claude Sonnet 3.7
- Announced
Source: Google Cloud, Partner model deprecations (opens in a new tab); Anthropic, Model deprecations (opens in a new tab)