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Z.ai: GLM 4.5 API Pricing

Z.ai: GLM 4.5 is an API model from z-ai. It costs $0.6 per 1M input tokens and $2.2 per 1M output tokens, with cached input at $0.11. Its context window is 131,072 tokens with up to 98,304 output tokens. A workload of 10M input + 2M output tokens costs about $10.4 per month.
Input
$0.6
per 1M tokens
Output
$2.2
per 1M tokens
Cached input
$0.11
per 1M tokens
Context window
131K
131,072 tokens
Blended (80/20)
$0.92
per 1M tokens

GLM-4.5 is our latest flagship foundation model, purpose-built for agent-based applications. It leverages a Mixture-of-Experts (MoE) architecture and supports a context length of up to 128k tokens. GLM-4.5 delivers significantly...

How much does Z.ai: GLM 4.5 cost for a real workload?

At 10M input + 2M output tokens per month, Z.ai: GLM 4.5 costs about $10.4 ($6 input + $4.4 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to Z.ai: GLM 4.5?

Compare Z.ai: GLM 4.5 with other models

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Frequently asked questions

How much does Z.ai: GLM 4.5 cost?

Z.ai: GLM 4.5 costs $0.6 per 1M input tokens and $2.2 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $10.4.

What is the context window of Z.ai: GLM 4.5?

Z.ai: GLM 4.5 has a context window of 131,072 tokens and can return up to 98,304 output tokens per response.

What are cheaper alternatives to Z.ai: GLM 4.5?

Cheaper models include Moondream: Moondream 3 Preview ($0.3 in / $2.5 out), Moondream: Moondream 3.1 ($0.3 in / $2.5 out), Google: Gemini 3.5 Flash Lite ($0.3 in / $2.5 out). See the full list on this page.

Is Z.ai: GLM 4.5 free to use?

No. Z.ai: GLM 4.5 is a paid model at $0.6 input / $2.2 output per 1M tokens. 20 free models are listed on the free models page.

Provider: z-ai · Model ID: z-ai/glm-4.5 · Modality: text->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices