When was Claude Haiku 4.5 released?

Claude Haiku 4.5 was released by Anthropic on Oct 15 2025.

When was Gemini 3.0 Flash released?

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

Which is better on GPQA Diamond, Claude Haiku 4.5 or Gemini 3.0 Flash?

Gemini 3.0 Flash scores higher on GPQA Diamond — Claude Haiku 4.5 73% vs Gemini 3.0 Flash 90.4%.

Which is better at coding, Claude Haiku 4.5 or Gemini 3.0 Flash?

On SWE-Bench Verified (real-world software-engineering tasks), Gemini 3.0 Flash leads — Claude Haiku 4.5 scores 73.3% and Gemini 3.0 Flash scores 78%.

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Home/Compare/Claude Haiku 4.5 vs Gemini 3.0 Flash

Claude Haiku 4.5 vs Gemini 3.0 Flash

0 vs 2 benchmarks won

	Anthropic Claude Haiku 4.5	Google Gemini 3.0 Flash
Overview
Company	Anthropic	Google
Release date	Oct 15 2025	Dec 17 2025
Model type	—	—
Open source	No	No
Specifications
Parameters	—	—
Context window	—	—
Benchmarks
Science reasoning GPQA Diamond	73%	90.4%
Software engineering SWE-Bench Verified	73.3%	78%
Multimodal understanding MMMU	—	—
Timeline
Release gap	Claude Haiku 4.5 shipped 63 days before Gemini 3.0 Flash

Which is better: Claude Haiku 4.5 or Gemini 3.0 Flash?

Gemini 3.0 Flash leads Claude Haiku 4.5 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude Haiku 4.5 shipped 63 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 GPQA Diamond, Gemini 3.0 Flash scores 90.4%, 17.4 points above Claude Haiku 4.5 at 73%. On SWE-Bench Verified, Gemini 3.0 Flash scores 78%, 4.7 points above Claude Haiku 4.5 at 73.3%.

Frequently asked questions

When was Claude Haiku 4.5 released?: Claude Haiku 4.5 was released by Anthropic on Oct 15 2025.
When was Gemini 3.0 Flash released?: Gemini 3.0 Flash was released by Google on Dec 17 2025.
Which is better on GPQA Diamond, Claude Haiku 4.5 or Gemini 3.0 Flash?: Gemini 3.0 Flash scores higher on GPQA Diamond — Claude Haiku 4.5 73% vs Gemini 3.0 Flash 90.4%.
Which is better at coding, Claude Haiku 4.5 or Gemini 3.0 Flash?: On SWE-Bench Verified (real-world software-engineering tasks), Gemini 3.0 Flash leads — Claude Haiku 4.5 scores 73.3% and Gemini 3.0 Flash scores 78%.