GLM-4.6 vs GPT-5.1
GLM-4.6 costs 71% less at typical usage ($1.00 vs $3.44 per 1M tokens). GPT-5.1 scores higher on 11 of 11 tasks.
| Spec | GLM-4.6 | GPT-5.1 |
|---|---|---|
| Input /1M | $0.60 | $1.25 |
| Output /1M | $2.20 | $10.0 |
| Typical /1M | $1.00 | $3.44 |
| Context window | 200k | 400k |
| Speed | Brisk | Brisk |
| Privacy | Self-host | Standard |
| Open weights | Yes | No |
GLM-4.6
Steady since we started tracking (Jul 13, 2026)
GPT-5.1
Steady since we started tracking (Jul 13, 2026)
Quality by task
Coding88/94
Agents86/93
Reasoning86/96
Writing83/92
Chat84/93
Classify83/88
Extract84/89
Summarize85/91
Translate85/90
Vision30/94
General84/94
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Prices are list $/1M tokens, hand-maintained from public provider pricing. Task scores are benchmark-informed 0-100 estimates, not gospel — validate on your own evals before moving production traffic. Not affiliated with any model provider.