Claude 3.5 HaikuvsGemini 3.0 Flash

Claude 3.5 Haiku
Gemini 3.0 Flash
Benchmarks
SWE-Bench Verified
40.6%78%
GPQA Diamond
41.6%90.4%
Benchmarks
BullshitBench v2
50%
SWE-Bench Pro
49.6%
Terminal-Bench 2.1
58%
MCP Atlas
62%
Toolathlon
49.4%
Humanity's Last Exam · no tools
33.7%
ARC-AGI-2
33.6%
OSWorld-Verified
65.1%
Finance Agent v2
42.6%
GDPval-AA
1204
CharXiv Reasoning
80.3%
MMMU-Pro
81.2%
Blueprint-Bench 2
0%
MRCR v2 (8-needle) · 128k average
67.2%
MRCR v2 (8-needle) · 1M pointwise
22.1%
Overview
CompanyAnthropicGoogle
Release dateOct 22 2024Dec 17 2025
AccessProprietaryProprietary

Other comparisons

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Frequently asked questions

Gemini 3.0 Flash leads Claude 3.5 Haiku on 2 of the 2 benchmarks they both report (SWE-Bench Verified, GPQA Diamond). Claude 3.5 Haiku shipped 421 days before Gemini 3.0 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.

On SWE-Bench Verified, Gemini 3.0 Flash leads at 78% vs Claude 3.5 Haiku at 40.6%. On GPQA Diamond, Gemini 3.0 Flash leads at 90.4% vs Claude 3.5 Haiku at 41.6%.

Claude 3.5 Haiku was released by Anthropic on Oct 22 2024.

Gemini 3.0 Flash was released by Google on Dec 17 2025.

Gemini 3.0 Flash leads on SWE-Bench Verified — Claude 3.5 Haiku 40.6% vs Gemini 3.0 Flash 78%.

Gemini 3.0 Flash leads on GPQA Diamond — Claude 3.5 Haiku 41.6% vs Gemini 3.0 Flash 90.4%.