Claude 3.5 Sonnet (upgraded)vsGemini 3.6 Flash
Claude 3.5 Sonnet (upgraded) | Gemini 3.6 Flash | |
|---|---|---|
| Benchmarks | ||
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. | 49% | — |
Agentic coding DeepSWE 1.1Artificial Analysis' independent test of deep, agentic software-engineering work — the AI has to plan and carry out substantial coding tasks end to end. (Version 1.1 of the test.) Higher is better. | — | 49% |
ML engineering MLE-BenchCan the AI do the work of a machine-learning engineer? It competes in real Kaggle competitions — building, training, and tuning models end to end — and the score reflects how well it places. Higher is better. | — | 63.9% |
Browser agent BU BenchCan the AI drive a real web browser to finish tasks — clicking, filling forms, and navigating sites the way a person would? Run by Browser Use on their BU Bench task set. Higher is better. | — | 68% |
Agentic computer use OSWorld-VerifiedCan the AI actually operate a computer — clicking, typing, and using real apps — to finish tasks on its own? Higher is better. | — | 83% |
Knowledge work GDPval-AA v2economically valuable knowledge work (v2, re-based Elo) | — | 1421 |
| Timeline | ||
| Release gap | Claude 3.5 Sonnet (upgraded) shipped 637 days before Gemini 3.6 Flash | |
| Overview | ||
| Company | Anthropic | |
| Release date | Oct 22 2024 | Jul 21 2026 |
| Access | Proprietary | Proprietary |
Which is better: Claude 3.5 Sonnet (upgraded) or Gemini 3.6 Flash?
Claude 3.5 Sonnet (upgraded) and Gemini 3.6 Flash don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3.5 Sonnet (upgraded) shipped 637 days before Gemini 3.6 Flash, 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.
Direct benchmark comparisons are unavailable — Claude 3.5 Sonnet (upgraded) and Gemini 3.6 Flash don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 3.5 Sonnet (upgraded) was released by Anthropic on Oct 22 2024.
Gemini 3.6 Flash was released by Google on Jul 21 2026.
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