Z.ai: GLM 4.7 Original
GLM 4.7 Original is a reasoning model from Z.ai released on Dec 22, 2025. It reads text and writes text, with a 200K token context window and up to 66K tokens per reply.
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It costs $0.60 per million input tokens and $2.20 per million output tokens. Cached input bills at $0.11, 82% less than fresh input.
It supports tool calling, structured JSON output and prompt caching, and its weights are open, so you can host it yourself.
- Modalities
- In / out price
- $0.60 / $2.20 per 1M
- Context
- 200K
- Max output
- 66K
- Released
- Dec 22, 2025
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
GLM 4.7 Original pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $0.60 / 1M tokens | |
|---|---|---|
| Output | $2.20 / 1M tokens | |
| Cached input (read) | $0.11 / 1M tokens | 82% off input |
What GLM 4.7 Original costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call GLM 4.7 Original through an OpenAI compatible API.
- Tools
tools - Structured outputs
structured_outputs - Reasoning
reasoning
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GLM 4.7 Original questions
How much does the GLM 4.7 Original API cost?
$0.60 per million input tokens and $2.20 per million output tokens, with cached input at $0.11. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of GLM 4.7 Original?
200,000 tokens of input, and it can write up to 65,535 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Does GLM 4.7 Original support tool calling?
Yes. It accepts tool definitions and can return JSON that matches a schema, which is what an agent needs to call your APIs.
Is GLM 4.7 Original open source?
Its weights are published, so you can run it on your own hardware or a cloud of your choice. Read the license before commercial use.
When was GLM 4.7 Original released?
Dec 22, 2025.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on GLM 4.7 Original?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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