Home / Z.ai / GLM / GLM 5.1
GLM 5.1 API price
z-ai/glm-5.1
The cheapest GLM 5.1 API is $0.45/M input at Nahcrof (inference host) - all 21 providers compared below, per 1M tokens.
MidZ.ai / Zhipu204K context21 sellers
Input
$0.45
per 1M tokens · Nahcrof (inference host)
up to $1.54
Output
$2.15
per 1M tokens · Nahcrof (inference host)
up to $4.84
Where to buy it
Cheapest GLM 5.1 API providers compared - 21 sellers, from $0.45/M.
| Provider | Input $/M | Output $/M | Cached in | TPS | Uptime |
|---|---|---|---|---|---|
| Nahcrof (inference host)Q8_0 | 0.450cheapest | 2.15 | 0.080 | 54 | - |
| GMICloud (via OpenRouter)fp8 | 0.910 | 2.86 | 0.169 | - | 100% |
| StreamLake (via OpenRouter)fp8 | 0.966 | 3.04 | 0.179 | - | 100% |
| Chutes (via OpenRouter)fp8 | 0.980 | 3.08 | 0.098 | - | 94.5% |
| DeepInfrafp4 | 1.05 | 3.50 | 0.205 | - | - |
| TokenRouter (aggregator) | 1.05 | 3.50 | 0.525 | - | - |
| SiliconFlow (via OpenRouter)fp8 | 1.19 | 3.74 | 0.600 | - | 100% |
| AtlasCloudfp8 | 1.26 | 3.96 | 0.234 | - | 99.9% |
| Phala | 1.21 | 4.20 | 0.600 | - | 93.2% |
| Alibaba (via OpenRouter)fp8 | 1.33 | 4.18 | 0.247 | - | 100% |
| DigitalOcean (via OpenRouter) | 1.30 | 4.30 | 0.260 | - | 98.0% |
| Crusoe (via OpenRouter)fp8 | 1.20 | 4.40 | 0.250 | - | 100% |
| Novitafp8 | 1.38 | 4.40 | 0.260 | - | 100% |
| OrcaRouter (aggregator) | 1.40 | 4.40 | - | - | - |
| Baidu (via OpenRouter)fp8 | 1.40 | 4.40 | 0.260 | - | 100% |
| Friendli | 1.40 | 4.40 | 0.260 | - | 99.9% |
| Nebius (via OpenRouter)fp8 | 1.40 | 4.40 | - | - | 100% |
| Parasail (via OpenRouter)fp8 | 1.40 | 4.40 | 0.260 | - | - |
| Z.AI (via OpenRouter)fp8 | 1.40 | 4.40 | 0.260 | - | 99.8% |
| Together AI (inference host) | 1.40 | 4.40 | 0.260 | - | - |
| Venice (via OpenRouter)fp8 | 1.54 | 4.84 | 0.286 | - | 89.5% |
3.4× between the cheapest and the dearest of 21 sellers.
Against its tier
- This model$2.60
- Cheapest · Nemotron 3 Super 120B A12B$0.485
- Tier median · Grok 4.3 Latest$3.75
- Dearest · GPT 5.5 Cyber$87.50
#11 of 32 mid · cheaper than 68%
Details
- Context window
- 204K204,800 tokens
- Developer
- Z.ai / Zhipu
- Intelligence
- 41.0Reasoning
- Sellers
- 213.4× spread
- Cached input
- $0.08where the source publishes one
- Cheapest at
- Nahcrof (inference host)
- Combined
- $2.60in + out per 1M
- Last checked
- 2026-08-28
- Throughput
- 54 tok/sas published by Nahcrof (inference host)
- Availability
- 99.97%median of 15 OpenRouter endpoints, last 30 min