Claude 3.7 Sonnet vs Gemini 3.1 Flash-Lite
Anthropic Claude 3.7 Sonnet | Google Gemini 3.1 Flash-Lite | |
|---|---|---|
| Overview | ||
| Company | Anthropic | |
| Release date | Feb 24 2025 | Mar 3 2026 |
| Access | Proprietary | Proprietary |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 49%Best | 11% |
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 62.3% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 68% | — |
| Timeline | ||
| Release gap | Claude 3.7 Sonnet shipped 372 days before Gemini 3.1 Flash-Lite | |
Which is better: Claude 3.7 Sonnet or Gemini 3.1 Flash-Lite?
Claude 3.7 Sonnet leads Gemini 3.1 Flash-Lite on 1 of the 1 benchmark they both report (BullshitBench v2). Claude 3.7 Sonnet shipped 372 days before Gemini 3.1 Flash-Lite, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
On BullshitBench v2, Claude 3.7 Sonnet leads at 49% vs Gemini 3.1 Flash-Lite at 11%.
Frequently asked questions
Claude 3.7 Sonnet was released by Anthropic on Feb 24 2025.
Gemini 3.1 Flash-Lite was released by Google on Mar 3 2026.
Other comparisons
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