Z-ai
1 free model on OpenRouter
Free Models
Error Rate
Based on feedback reported by Free LLM Router users. Error rate reflects the percentage of requests that encountered issues such as rate limiting, unavailability, or errors. Learn more.
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Availability
Daily snapshots showing whether each Z-ai model was accessible as a free model on OpenRouter.
| Feb | Mar | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model | Days | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Z.ai: GLM 4.5 Air (free) | 30 | ||||||||||||||||||||||||||||||
| Z.ai: GLM 5 | 0 | ||||||||||||||||||||||||||||||
