Claude Sonnet 4.6 vs GLM-5: Pricing and Specs
Claude Sonnet 4.6 $3 / $15 vs GLM-5 $1 / $3.20 per 1M tokens in / out.
| Claude Sonnet 4.6 | GLM-5 | |
|---|---|---|
| Maker | Anthropic | Z.ai |
| Input, per 1M tokens | $3 | $1 |
| Output, per 1M tokens | $15 | $3.20 |
| Context window | 1M tokens claude.com | 200K tokens z.ai |
| Max output | 128K tokens claude.com | Not published in the docs we read |
| Input types | Text, Image claude.com | Not published in the docs we read |
| Output types | Text claude.com | Not published in the docs we read |
| Released | Feb 17, 2026 claude.com | Not published in the docs we read |
| Retirement | Not sooner than February 17, 2027 claude.com | Not published in the docs we read |
| Price checked | Nov 9, 2026 claude.com | Nov 9, 2026 z.ai |
| Tracked changes | 0 | 0 |
Facts side by side from each maker's own pages. No score and no verdict.
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Questions
Which is cheaper, Claude Sonnet 4.6 or GLM-5
By listed price, GLM-5 is lower: $1 vs $3 per 1M input tokens. Price is the only thing this answer compares.
What do 1M input and 1M output tokens cost on each
Claude Sonnet 4.6: $18. GLM-5: $4.20. Listed standard prices, before caching or batch discounts.
What context window does each have
Claude Sonnet 4.6: 1M tokens. GLM-5: 200K tokens. From each maker's docs.
Who makes Claude Sonnet 4.6 and GLM-5
Claude Sonnet 4.6 is made by Anthropic. GLM-5 is made by Z.ai.