GLM 5.1 pricing
Source: litellm · updated 2026-11-06
Short answer: GLM 5.1 costs $0.825 per million input tokens and $3.30 per million output tokens. That is a 3:1 blended rate of $1.44 per million tokens, ranking it #519 of 814 tracked models by input price.
Input / 1M
$0.825
Output / 1M
$3.30
Output ÷ input
4.00×
Context window
202,745
Price breakdown
| Metric | USD |
|---|---|
| Input, per 1M tokens | $0.825 |
| Output, per 1M tokens | $3.30 |
| Output ÷ input multiple | 4.00× |
| 3:1 blended, per 1M tokens | $1.44 |
| Context window | 202,745 tokens |
| Vendor | empiriolabs |
What a typical workload costs
| Monthly volume | Input cost | Output cost | Total |
|---|---|---|---|
| 1M in / 250K out | $0.825 | $0.825 | $1.65 |
| 10M in / 2.5M out | $8.25 | $8.25 | $16.50 |
| 100M in / 25M out | $82.50 | $82.53 | $165 |
Other empiriolabs models
| Model | Input | Output |
|---|---|---|
| Qwen 3.7 Flash Variant 1 | $0.028 | $0.110 |
| Qwen 3.5 Flash Variant 1 | $0.029 | $0.287 |
| Qwen 3.7 Flash | $0.030 | $0.130 |
| GLM 4.6 V Flashx | $0.040 | $0.400 |
| Nova Micro 1.0 | $0.040 | $0.160 |
Cheaper alternatives
Next cheaper option: Step 5 Preview at $1.00 per 1M input tokens. Next step up: Grok 3 Mini Fast at $0.600 per 1M input tokens.
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