AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

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Claude Haiku 4.5 vs Gemini Omni

2 vs 0 benchmarks won

Anthropic
Claude Haiku 4.5
Google
Gemini Omni
Overview
CompanyAnthropicGoogle
Release dateOct 15 2025May 19 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
73%
Software engineering
SWE-Bench Verified
73.3%
Multimodal understanding
MMMU
Timeline
Release gapClaude Haiku 4.5 shipped 216 days before Gemini Omni

Which is better: Claude Haiku 4.5 or Gemini Omni?

Claude Haiku 4.5 leads Gemini Omni on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude Haiku 4.5 shipped 216 days before Gemini Omni, 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 — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

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 Omni released?
Gemini Omni was released by Google on May 19 2026.

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