Claude Opus 5.5 vs GLM 4.7

Price, context window & benchmark comparison

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Claude Opus 5.5

Anthropic
$4.00 / $20.00
Input / Output · per 1M tokens
VS
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GLM 4.7

Z.ai (Zhipu)
$0.40 / $1.75
Input / Output · per 1M tokens
Compare different models
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Verdict: GLM 4.7 is 10.8× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix. Claude Opus 5.5 has the larger context window (1M vs 205K).
Claude Opus 5.5GLM 4.7
Input price / 1M$4.00$0.40
Output price / 1M$20.00$1.75
Blended price (3:1)$8.00$0.74
Cached input / 1M$0.20$0.08
Context window1M205K
Max output128K131K
Intelligence index57.6
Coding index45.3
Providers11
Best provider uptime (30m)100.0%
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-09-222025-12-22
Retirement

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FAQ

Which is cheaper, Claude Opus 5.5 or GLM 4.7?

GLM 4.7 is 10.8× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.

Claude Opus 5.5 vs GLM 4.7: which has a bigger context window?

Claude Opus 5.5: 1,000,000 tokens. GLM 4.7: 204,800 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 5.5 ≈ $18,000, GLM 4.7 ≈ $1,675.

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