Zhipu AI (GLM) API pricing
The GLM family from Zhipu AI — strong, open-weight Chinese models that are popular for agentic and coding work at low cost.
Zhipu AI (GLM) models — price per 1M tokens
All prices in USD. Catalog updated 2026-11-04; model pages show the source-specific verification date. Cheapest reference cost first.
| Model | Input /1M | Output /1M | Cost / call* | Context | Type |
|---|---|---|---|---|---|
| GLM-5.3-Flash 1M context; cached input $0.03/1M; cache storage temporarily free | $0.150 | $0.500 | $0.0006 | 1M | Fast / cheap open |
| GLM-4.5 Air Cheap open tier | $0.200 | $1.10 | $0.0013 | 128K | Fast / cheap open |
| GLM-4.6 Popular open model | $0.600 | $2.20 | $0.0028 | 200K | Balanced open |
| GLM-5.2 Open weights, 1M context | $1.40 | $4.40 | $0.0058 | 1M | Flagship open |
*Reference cost of one call with 1,000 input + 1,000 output tokens — a neutral yardstick. Use the calculator for your real usage. Lowest reference-cost row highlighted.
How Zhipu AI (GLM) API pricing works
Zhipu AI (GLM) bills per token: an input price for everything you send and a higher output price for what the model generates, both quoted per million tokens. To estimate a real bill, multiply by your monthly request volume — the cost calculator does this across every model at once.
Before committing to volume, always confirm the current numbers on the official Zhipu AI (GLM) pricing page — the list prices here are verified periodically but the market moves fast.