WeavePrism

Claude Opus 4.5 vs GLM-4.6

GLM-4.6 costs 90% less at typical usage ($1.00 vs $10.0 per 1M tokens). Claude Opus 4.5 scores higher on 11 of 11 tasks.

SpecClaude Opus 4.5GLM-4.6
Input /1M$5.00$0.60
Output /1M$25.0$2.20
Typical /1M$10.0$1.00
Context window200k200k
SpeedMeasuredBrisk
PrivacyStrongSelf-host
Open weightsNoYes
Claude Opus 4.5
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)
GLM-4.6
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)

Quality by task

Coding99/88
Agents99/86
Reasoning98/86
Writing96/83
Chat92/84
Classify90/83
Extract92/84
Summarize94/85
Translate90/85
Vision93/30
General96/84

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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.