Claude Haiku 4.5vsGPT-5.6-Cyber
Claude Haiku 4.5 | GPT-5.6-Cyber | |
|---|---|---|
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 77% | — |
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 73.3% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 73% | — |
| Overview | ||
| Company | Anthropic | OpenAI |
| Release date | Oct 15 2025 | Aug 10 2026 |
| Access | Proprietary | Proprietary |
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.
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