GLM 5.1 pricing & price history
GLM 5.1 by Z.ai (Zhipu) costs $0.97 per 1M input tokens and $3.04 per 1M output tokens, with a 205K token context window.
Price history
No price changes since tracking began on 2026-09-24. We check hourly.
Cost calculator
Cheaper alternatives to GLM 5.1
| Model | Input | Output | Context | Intel. | |
|---|---|---|---|---|---|
I Ling 3.0 Flash VL inclusionAI | $0.06 | $0.18 | 262K | 24.6 | compare |
I Ling 3.0 Flash Fin inclusionAI | $0.06 | $0.18 | 262K | 22.6 | compare |
D DeepSeek V4 Flash 0731 DeepSeek | $0.04 | $0.32 | 1.3M | 34.3 | compare |
D DeepSeek V4 Flash 0423 DeepSeek | $0.0886 | $0.18 | 1M | 24.2 | compare |
O GPT-6 Luna OpenAI | $0.10 | $0.50 | 1.1M | 37.3 | compare |
D DeepSeek V4.1 Flash DeepSeek | $0.14 | $0.42 | 1M | 39.5 | compare |
Z GLM 5.3 Flash Z.ai (Zhipu) | $0.15 | $0.50 | 1.3M | 41.8 | compare |
T Hy3 preview Tencent | $0.18 | $0.60 | 262K | 25.3 | compare |
About 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...
FAQ
How much does GLM 5.1 cost?
GLM 5.1 by Z.ai (Zhipu) costs $0.97 per 1M input tokens and $3.04 per 1M output tokens, with a 205K token context window. A typical request with 2,000 input and 500 output tokens costs about $0.0034.
What is the context window of GLM 5.1?
GLM 5.1 supports up to 204,800 tokens of context and up to 128,000 output tokens per request.
Has GLM 5.1’s price changed?
No price changes recorded since ModelBank started tracking it on 2026-09-24.
Is GLM 5.1 being deprecated?
No retirement date has been announced for GLM 5.1 as of 2026-09-24.
What are cheaper alternatives to GLM 5.1?
Cheaper options include Ling 3.0 Flash VL ($0.06/$0.18), Ling 3.0 Flash Fin ($0.06/$0.18), DeepSeek V4 Flash 0731 ($0.04/$0.32), DeepSeek V4 Flash 0423 ($0.0886/$0.18).