Claude Opus 5.5 vs GLM 5 Turbo
Price, context window & benchmark comparison
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Compare different models
Verdict: GLM 5 Turbo is 4.2× 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 203K).
| Claude Opus 5.5 | GLM 5 Turbo | |
|---|---|---|
| Input price / 1M | $4.00 | $1.20 |
| Output price / 1M | $20.00 | $4.00 |
| Blended price (3:1) | $8.00 | $1.90 |
| Cached input / 1M | $0.20 | $0.24 |
| Context window | 1M | 203K |
| Max output | 128K | 131K |
| Intelligence index | 57.6 | — |
| Coding index | — | — |
| Providers | 11 | — |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-09-22 | 2026-03-15 |
| Retirement | — | — |
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FAQ
Which is cheaper, Claude Opus 5.5 or GLM 5 Turbo?
GLM 5 Turbo is 4.2× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.
Claude Opus 5.5 vs GLM 5 Turbo: which has a bigger context window?
Claude Opus 5.5: 1,000,000 tokens. GLM 5 Turbo: 202,752 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Claude Opus 5.5 ≈ $18,000, GLM 5 Turbo ≈ $4,400.
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