Claude 3 Haiku vs GLM-4.6
Anthropic Claude 3 Haiku | Z.ai GLM-4.6 | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Z.ai |
| Release date | Mar 4 2024 | Sep 30 2025 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 355B |
Context window | — | 200k |
| 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. | 10% | — |
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. | — | 68% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 33.3% | — |
| Timeline | ||
| Release gap | Claude 3 Haiku shipped 575 days before GLM-4.6 | |
Which is better: Claude 3 Haiku or GLM-4.6?
Claude 3 Haiku and GLM-4.6 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3 Haiku shipped 575 days before GLM-4.6, so benchmark comparisons should account for the intervening progress.
Claude 3 Haiku is proprietary, while GLM-4.6 is open weight.
Direct benchmark comparisons are unavailable — Claude 3 Haiku and GLM-4.6 don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 3 Haiku was released by Anthropic on Mar 4 2024.
GLM-4.6 was released by Z.ai on Sep 30 2025.
Claude 3 Haiku is a proprietary model released by Anthropic. GLM-4.6 is an open weight model released by Z.ai.
Other comparisons
Claude 3 Haiku vs GPT-5.6 SolGLM-4.6 vs GPT-5.6 SolClaude 3 Haiku vs Gemini OmniGLM-4.6 vs Gemini OmniClaude 3 Haiku vs Muse SparkGLM-4.6 vs Muse SparkClaude 3 Haiku vs Grok 4.3 BetaGLM-4.6 vs Grok 4.3 BetaClaude 3 Haiku vs DeepSeek-V4-ProGLM-4.6 vs DeepSeek-V4-ProClaude 3 Haiku vs Mistral Medium 3.5GLM-4.6 vs Mistral Medium 3.5