Claude Haiku 4.5vsGPT-5.6-Cyber

Claude Haiku 4.5
GPT-5.6-Cyber
Benchmarks
Nonsense detection
BullshitBench v2
77%
Coding
SWE-Bench Verified
73.3%
Science
GPQA Diamond
73%
Overview
CompanyAnthropicOpenAI
Release dateOct 15 2025Aug 10 2026
AccessProprietaryProprietary

Which is better: Claude Haiku 4.5 or GPT-5.6-Cyber?

Claude Haiku 4.5 and GPT-5.6-Cyber don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Haiku 4.5 shipped 299 days before GPT-5.6-Cyber, 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 — Claude Haiku 4.5 and GPT-5.6-Cyber don't publish scores on any of the same benchmarks.

Frequently asked questions

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

GPT-5.6-Cyber was released by OpenAI on Aug 10 2026.

Other comparisons