GLM-5.1
GLM-5.1 is Zhipu AI's language model with a 203K context window and up to 66K output tokens, available from 2 providers, starting at $0.950 / 1M input and $3.15 / 1M output. A major coding-capability upgrade over GLM-5, designed for long-horizon tasks and extended agent interactions beyond minute-level workflows.
Zhipu AI's language model with a 203K context window and up to 66K output tokens, available from 2 providers, starting at $0.950 / 1M input and $3.15 / 1M output. A major coding-capability upgrade over GLM-5, designed for long-horizon tasks and extended agent interactions beyond minute-level workflows.43.8#13 |
35.8#28 |
0.8#23 |
0.3#13 |
0.5#54 |
1.36s#270 |
0.4#86 |
0.4#77 |
0.4#19 |
1.0#5 |
41.0#168 |
Capabilities
Input3/5
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Output1/5
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Capabilities3/13
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Pricing by Provider
| Provider | Standard | ||
|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | |
 OpenRouter | $0.950 | $3.15 | $0.475 |
 Vercel AI Gateway | $1.40 | $4.40 | $0.260 |
Cost Calculator
Preset:
Compares every provider & tier in USD
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| GLM-5.1 | 203K | $0.950 | $3.15 | Current | |
| GLM-5 | 203K | $0.573 | $2.30 | Available |