GLM 5.1 Pricing
BalancedZhipu AI · 203K tokens context
GLM 5.1 from Zhipu AI costs $0.975 per 1 million input tokens and $4.30 per 1 million output tokens as of July 2026 (live OpenRouter data). The model supports a 202,752-token context window (approximately 152,064 words) with a 16K-token maximum output. A typical 1,000-token request costs $0.0010 in input charges; a 10,000-token request costs $0.0097.
| Input price | $0.975 / 1M tokens |
|---|---|
| Output price | $4.30 / 1M tokens |
| Output / input ratio | 4.4× |
| Context window | 202,752 tokens (~152,064 words) |
| Maximum output | 16,000 tokens |
| Cost per 1K tokens (input) | $0.0010 |
| Tier | Balanced |
| Last verified |
GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks.
Input Price
$0.975
per 1 million tokens
Output Price
$4.30
per 1 million tokens
Context Window
203K tokens
max 16K output
Cost Examples
| Request Type | Tokens | Input Cost | Output Cost |
|---|---|---|---|
| 1,000 word article | 1,333 | $0.0013 | $0.00172 |
| 10-page document (2,500 words) | 3,333 | $0.00325 | $0.0043 |
| 1,000 lines of code | 5,000 | $0.00487 | $0.00645 |
| 100K token document | 100,000 | $0.0975 | $0.129 |
Output cost estimated at 30% of input token count. Use the calculator for exact figures.
Strengths
- ✓Affordable at $0.97/1M input tokens
- ✓Large 203K-token context window
- ✓Strong general-purpose performance
Limitations
- –Quality and availability can vary by hosting provider
- –Quality and availability can vary by hosting provider
Best Use Cases
Calculate GLM 5.1 Costs
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Open Calculator →GLM 5.1 — FAQ
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