Zhipu AI
GLM-5.1
Pricing TBAMedium memory
GLM-5.1 is Zhipu AI's medium-memory model. This page shows current pricing, an interactive cost calculator, and a side-by-side with similar models.
Input
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Output
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Cached
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Batch
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Interactive
Calculate your GLM-5.1 bill.
Adjust the workload below and watch the monthly cost update in real time.
What would GLM-5.1 cost you?
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1,00010,00050,000250,0001M10M
Technical specifications
GLM-5.1 at a glance.
Memory
128,000
tokens
Max reply
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tokens
Memory tier
Medium
a long report or a codebase file
Tokenizer
default
Released
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Training cutoff
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Availability
Pricing TBA
Status
preview
What it can do
Capabilities & limits.
- Understands images
- Deep step-by-step thinking
- Uses tools / calls functions
- Strict JSON output
- Streams replies
- Fine-tunable on your data
When to pick GLM-5.1
- High-volume workloads where unit cost matters.
When to look elsewhere
- Pricing isn’t public yet, so budget certainty matters.
- Your workload involves images — pick a vision-capable model instead.
- You need tool-use / function calling for agent workflows.
FAQ
GLM-5.1 — the questions we see most.
Pricing, capabilities, alternatives — generated from the same data that powers the calculator above.
Get instant answers from our AI agent
Zhipu AI has announced GLM-5.1 but hasn't published pricing yet. We'll update this page the moment a public price page goes live.
GLM-5.1 has a 128,000-token context window (medium memory — a long report or a codebase file). That means you can fit about 24,000 words of input and history in a single call.
Models in a similar class include GLM-4, GLM-4.7, GLM-5. The "Similar models" section below this FAQ links into each.
Still unsure?
Compare GLM-5.1 against 100+ other models.
Open the full wizard — pick a use case, set your usage, and see side-by-side monthly costs in under a minute.