SF·SIX / MODEL PROFILE
Z.ai GLM 5.1
GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...
Z.ai GLM 5.1 costs $0.9646 per 1M input tokens and $3.03 per 1M output tokens at the standard tier, the lowest default-region price among the 12 providers SF·SIX tracks, from Baidu (fp8). On Z.ai (Zhipu)’s own API it costs $1.40 / $4.40. Cached input reads cost $0.1791 per 1M tokens. Updated ; prices checked .
- Developer
- Z.ai (Zhipu)
- Input modalities
- text
- Output modalities
- text
- Context tokens
- 204,800
- Latest price observation
- 2026-10-17
- Lowest paired standard token quote
- $0.9646 input / $3.03 output per 1M tokens
Dated price and provider records
| Provider and channel | Input | Output or native rate | Unit and status | Source and observation |
|---|---|---|---|---|
| BaiduOpenRouter | $0.9646 | $3.03 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| StreamLakeOpenRouter | $0.966 | $3.04 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| SiliconFlowOpenRouter | $1.19 | $3.74 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| AtlasCloudOpenRouter | $1.26 | $3.96 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| PhalaOpenRouter | $1.21 | $4.20 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| AlibabaOpenRouter | $1.33 | $4.18 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| Novita AIOpenRouter | $1.38 | $4.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| FriendliOpenRouter | $1.40 | $4.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| GMI CloudOpenRouter | $1.40 | $4.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| Nebius AI StudioOpenRouter | $1.40 | $4.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| Z.aiOpenRouter | $1.40 | $4.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| Venice AIOpenRouter | $1.40 | $4.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
These are dated, non-executable observations. Verify the exact endpoint, price and terms with the source before use. Unknown values are not free.