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Claude 3.5 Haiku vs Mistral Medium 3.5

2 vs 0 benchmarks won

Anthropic
Claude 3.5 Haiku
Mistral
Mistral Medium 3.5
Overview
CompanyAnthropicMistral
Release dateOct 22 2024Apr 30 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
41.6%
Software engineering
SWE-Bench Verified
40.6%
Multimodal understanding
MMMU
Timeline
Release gapClaude 3.5 Haiku shipped 555 days before Mistral Medium 3.5

Which is better: Claude 3.5 Haiku or Mistral Medium 3.5?

Claude 3.5 Haiku leads Mistral Medium 3.5 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude 3.5 Haiku shipped 555 days before Mistral Medium 3.5, 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 3.5 Haiku released?
Claude 3.5 Haiku was released by Anthropic on Oct 22 2024.
When was Mistral Medium 3.5 released?
Mistral Medium 3.5 was released by Mistral on Apr 30 2026.

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