Claude 3.5 HaikuvsGemini 3.1 Flash-Lite

Claude 3.5 Haiku
Gemini 3.1 Flash-Lite
Benchmarks
Nonsense detection
BullshitBench v2
50%Best
11%
Coding
SWE-Bench Verified
40.6%
Science
GPQA Diamond
41.6%
Community preference (code)
Arena Elo (Code)
1253
Overview
CompanyAnthropicGoogle
Release dateOct 22 2024Mar 3 2026
AccessProprietaryProprietary

Which is better: Claude 3.5 Haiku or Gemini 3.1 Flash-Lite?

Claude 3.5 Haiku leads Gemini 3.1 Flash-Lite on 1 of the 1 benchmark they both report (BullshitBench v2). Claude 3.5 Haiku shipped 497 days before Gemini 3.1 Flash-Lite, 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 BullshitBench v2, Claude 3.5 Haiku leads at 50% vs Gemini 3.1 Flash-Lite at 11%.

Frequently asked questions

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

Gemini 3.1 Flash-Lite was released by Google on Mar 3 2026.

Other comparisons