What does GLM-5.3-Flash cost?

GLM-5.3-Flash is priced at $0.5 output and $0.15 input (USD per 1M tokens)

How large is the context window of GLM-5.3-Flash?

GLM-5.3-Flash has a 1M Tokens context window with up to 943K Tokens output.

Where can I access GLM-5.3-Flash?

Official channels: Website and API platform.

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智谱AI（Zhipu AI）

GLM-5.3-Flash

SOpen

智谱 GLM-5.3 的轻量多模态版本，1M 上下文，支持图片、视频、文件与文本输入，缓存存储限时免费。

API Pricing

Input

$0.15

Output

$0.5

Cached input

—

Peak hours

—

USD / 1M tokens

※ Overseas pricing (Z.ai official pricing page): $0.15 input / $0.50 output per 1M tokens (cached input $0.03). Mainland-China pricing is shown on the Chinese page

Price sourcedocs.z.ai ↗cloud.tencent.com ↗· verified 2026-10-11

No price change in the last two snapshots

Price history

10 snapshots · 2026-06-15 → 2026-08-17

Current: $50Period low: $50 (2026-06-15)Period high: $50 (2026-06-15)First tracked: $50 (2026-06-15)

Specifications

Context window: 1M Tokens
Max output: 943K Tokens
Total parameters: 321B
License: MIT

Overall score

Total

70.7

Rank

Tier

Data confidence

84%

Capability64

Scale66.5

Value97

Context83.1

Ecosystem70

Freshness35

Capabilities & use cases

Best for

高并发廉价推理
多模态理解
长文档处理

Official links

Website ↗API platform ↗Pricing page ↗Open in comparator ↗

Same vendor

GLM-5.3

FAQ

What does GLM-5.3-Flash cost?: GLM-5.3-Flash is priced at $0.5 output and $0.15 input (USD per 1M tokens)
How large is the context window of GLM-5.3-Flash?: GLM-5.3-Flash has a 1M Tokens context window with up to 943K Tokens output.
Where can I access GLM-5.3-Flash?: Official channels: Website and API platform.

Data is refreshed daily and cross-checked against two independent sources; please confirm pricing and specs on the vendor page.