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Z.ai: GLM 5.3 Flash (batch) API Pricing

Z.ai: GLM 5.3 Flash (batch) is an API model from z-ai. It costs $0.05 per 1M input tokens and $0.18 per 1M output tokens, with cached input at $0.01. Its context window is 1,048,576 tokens with up to 131,072 output tokens. A workload of 10M input + 2M output tokens costs about $0.86 per month.
Input
$0.05
per 1M tokens
Output
$0.18
per 1M tokens
Cached input
$0.01
per 1M tokens
Context window
1.04858M
1,048,576 tokens
Blended (80/20)
$0.076
per 1M tokens

GLM-5.3-Flash is a native multimodal model from Z.ai. It is suited for efficient coding and long-horizon agent tasks. Its hybrid sparse and linear attention architecture maintains accurate long-context behavior while...

How much does Z.ai: GLM 5.3 Flash (batch) cost for a real workload?

At 10M input + 2M output tokens per month, Z.ai: GLM 5.3 Flash (batch) costs about $0.86 ($0.5 input + $0.36 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to Z.ai: GLM 5.3 Flash (batch)?

Where to run Z.ai: GLM 5.3 Flash (batch)

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

Run it on AI/ML API →Run it on Novita AI →

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Compare Z.ai: GLM 5.3 Flash (batch) with other models

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Frequently asked questions

How much does Z.ai: GLM 5.3 Flash (batch) cost?

Z.ai: GLM 5.3 Flash (batch) costs $0.05 per 1M input tokens and $0.18 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $0.86.

What is the context window of Z.ai: GLM 5.3 Flash (batch)?

Z.ai: GLM 5.3 Flash (batch) has a context window of 1,048,576 tokens and can return up to 131,072 output tokens per response.

What are cheaper alternatives to Z.ai: GLM 5.3 Flash (batch)?

Cheaper models include Meta: Llama 3.2 1B Instruct ($0.027 in / $0.201 out), OpenAI: GPT-5 Nano (batch) ($0.025 in / $0.2 out), Tencent: Hy-MT2-1.8B ($0.044 in / $0.177 out). See the full list on this page.

Is Z.ai: GLM 5.3 Flash (batch) free to use?

No. Z.ai: GLM 5.3 Flash (batch) is a paid model at $0.05 input / $0.18 output per 1M tokens. 21 free models are listed on the free models page.

Provider: z-ai · Model ID: z-ai/glm-5.3-flash:batch · Modality: text+image+video->text · Price snapshot October 22, 2026, refreshed daily. How we collect prices