# GLM-5.1 API prices

GLM-5.1 (glm) — 205k context, 203k max output.
51 metered per-token offers from 51 provider(s), in USD per 1M tokens.
Prices as of 2026-10-04.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| CrofAI | $0.45 | $2.15 | $0.08 | 203k |
| HPC-AI | $0.615 | $2.46 | $0.133 | 202k |
| NanoGPT | $0.75 | $2.6 | $0.15 | 200k |
| DevPass (LLM Gateway) | $0.931 | $2.93 | $0.173 | 205k |
| Alibaba (China) | $0.825 | $3.301 | $0.17 | 203k |
| EmpirioLabs AI | $0.825 | $3.301 | $0.165 | 202k |
| AIHubMix | $0.84 | $3.38 | $0.169 | 200k |
| AIHubMix | $0.845 | $3.38 | $0.1831 | 200k |
| EBCloud | $0.8571 | $3.4286 | — | 200k |
| GMI Cloud | $0.98 | $3.08 | $0.182 | 203k |
| Pioneer | $0.98 | $3.08 | $0.182 | 202k |
| ZenMux | $0.8781 | $3.5126 | $0.1903 | 200k |
| Hugging Face | $1 | $3.2 | $0.2 | 203k |
| Ollama Cloud | $1 | $3.2 | $0.2 | 203k |
| Wafer | $1 | $3.2 | $0.1 | 203k |
| FastRouter | $1.05 | $3.5 | — | 200k |
| CrossModel | $1 | $3.8 | $0.2 | 200k |
| DInference | $1.25 | $3.89 | — | 200k |
| Crusoe | $1.2 | $4.4 | $0.25 | 200k |
| Baseten | $1.3 | $4.3 | $0.26 | 203k |
| DigitalOcean | $1.3 | $4.3 | $0.26 | 164k |
| Cortecs | $1.384 | $4.348 | $0.346 | 203k |
| Jalapeno Cloud | $1.38 | $4.4 | — | 203k |
| LLM Gateway | $1.38 | $4.4 | $0.26 | 205k |
| NovitaAI | $1.38 | $4.4 | $0.26 | 205k |
| 302.AI | $1.4 | $4.4 | — | 200k |
| Abacus | $1.4 | $4.4 | $0.26 | 205k |
| Ambient | $1.4 | $4.4 | free | 203k |
| Auriko | $1.4 | $4.4 | $0.26 | 200k |
| Eden AI | $1.4 | $4.4 | $0.26 | 203k |
| Friendli | $1.4 | $4.4 | $0.26 | 203k |
| FrogBot | $1.4 | $4.4 | $0.26 | 198k |
| Impossibl | $1.4 | $4.4 | $0.26 | 200k |
| Kilo Gateway | $1.4 | $4.4 | $0.26 | 203k |
| LLM Gateway | $1.4 | $4.4 | $0.26 | 200k |
| LLM Gateway | $1.4 | $4.4 | $0.26 | 200k |
| Merge Gateway | $1.4 | $4.4 | $0.26 | 200k |
| Ofox | $1.4 | $4.4 | $0.26 | 200k |
| OpenCode Zen | $1.4 | $4.4 | $0.26 | 205k |
| OpenRouter | $1.4 | $4.4 | $0.26 | 205k |
| OrcaRouter | $1.4 | $4.4 | $0.26 | 200k |
| Requesty | $1.4 | $4.4 | $0.26 | 200k |
| Requesty (eu) | $1.4 | $4.4 | $1.4 | 200k |
| Tempr Gateway | $1.4 | $4.4 | $0.26 | 200k |
| TensorX | $1.4 | $4.4 | $0.35 | 203k |
| TokenGo | $1.4 | $4.4 | $0.26 | 200k |
| Vercel AI Gateway | $1.4 | $4.4 | $0.26 | 203k |
| Z.AI | $1.4 | $4.4 | $0.26 | 200k |
| Zhipu AI | $1.4 | $4.4 | $0.26 | 200k |
| Melious | $1.507 | $4.6368 | $0.3709 | 203k |
| Venice AI | $1.54 | $4.84 | $0.286 | 200k |

## Summary

- Cheapest input: $0.45 per 1M tokens (CrofAI)
- Cheapest output: $2.15 per 1M tokens (CrofAI)
- First-party: $4.4 per 1M output tokens (Z.AI)
- Free offers: Alibaba Token Plan, Alibaba Token Plan (China), Kenari, SCNet Token Plan
- Subscription plans (not per-token): Alibaba Token Plan, Alibaba Token Plan (China), SCNet Token Plan
- Released: 2026-04-07
- Inputs: text

## FAQ

### What is the cheapest GLM-5.1 API?

As of Oct 4, 2026, CrofAI has the lowest GLM-5.1 output price at $2.15 per 1M tokens, and CrofAI has the lowest input price at $0.45 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

### How much does GLM-5.1 cost on Z.AI?

Z.AI charges $1.4 per 1M input tokens and $4.4 per 1M output tokens for GLM-5.1.

### How many providers offer GLM-5.1?

51 providers list GLM-5.1 on Sovyron; 51 of them sell it at a metered per-token price.

### Is GLM-5.1 free?

1 provider(s) list a free-tier offer: Kenari. Free tiers usually have rate limits.

### Is GLM-5.1 included in a subscription plan?

Yes. 3 flat-rate plan(s) include it; the cheapest is Qwen (Alibaba Cloud) Token Plan Lite at $8/month.

### What is the context window of GLM-5.1?

GLM-5.1 supports a 205k-token context window and up to 203k output tokens.

HTML page: https://sovyron.com/models/glm-5-1/
Full dataset: https://sovyron.com/data/catalog.json