Z.ai API by Z.ai (Zhipu AI)
API for GLM language, vision, image, video and speech models with built-in web search.
Model hosting and inference Official MCP server
＋ Build a stack with Z.ai API Website Official pricing GitHub
Price
Free plan
then from $18/mo
Free tier
Yes
GLM-4.7-Flash, GLM-4.5-Flash and GLM-4.6V-Flash are free
SDK downloads
—
PyPI zai-sdk
Status
—
no public status page
Pricing
| Free tier | GLM-4.7-Flash, GLM-4.5-Flash and GLM-4.6V-Flash are free |
|---|---|
| Cheapest paid plan | $18 a month |
| Usage price | $0.15/1M input, $0.50/1M output (GLM-5.3-Flash); $1.4/1M input, $4.4/1M output (GLM-5.3); Web Search $0.01/use |
| Good to know | API is pay-per-token; the $18/month figure is the GLM Coding Plan subscription for coding tools. |
From the official pricing page, checked Oct 10, 2026. Prices change: confirm before you buy.
Use it from an agent
| MCP server | Official: @z_ai/mcp-server |
|---|---|
| PyPI | pip install zai-sdk |
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