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Claude 3.5 Haiku vs Kimi K2.6

2 vs 0 benchmarks won

Anthropic
Claude 3.5 Haiku
Moonshot AI
Kimi K2.6
Overview
CompanyAnthropicMoonshot AI
Release dateOct 22 2024Apr 21 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 546 days before Kimi K2.6

Which is better: Claude 3.5 Haiku or Kimi K2.6?

Claude 3.5 Haiku leads Kimi K2.6 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude 3.5 Haiku shipped 546 days before Kimi K2.6, 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 Kimi K2.6 released?
Kimi K2.6 was released by Moonshot AI on Apr 21 2026.

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