Model prices / Zhipu AI / Z.ai (GLM)

GLM-5.3-Flash API pricing

Official API pricing for GLM-5.3-Flash (Zhipu AI / Z.ai (GLM)) on Volcano Engine Ark, Zhipu BigModel Open Platform (CNY), Z.ai API Platform (USD): cache and off-peak prices, context length, open weights and regional availability, with sources and check dates.

Context: 1M
Max output: —
Open weights: Yes · MIT
Current version: —
Hugging Face: zai-org/GLM-5.3-Flash ↗

China vs global edition

CN · CNY¥0.8input / 1M tokens

GLOBAL · USD$0.15≈ ¥1.003

+25%Global edition costs more (ECB rate)

Rate 1 USD = 6.6862 CNY (2026-10-16). Published prices on each side are authoritative.

CN · CNY Volcano Engine Ark

glm-5-3-flash-260828

Tier	Input	Cached input	Cache write	Output
Standard	¥0.8≈$0.12	¥0.23≈$0.034	—	¥2.8≈$0.419

Mainland China YesOutside China Not statedOfficial payment Alipay, WeChat Pay, Online banking, Bank transfer

per 1M tokens · Source 2026-10-17

Same as Zhipu's standard price; Ark also bills cache storage at ¥0.017 per 1M tokens per hour

CN · CNY Zhipu BigModel Open Platform (CNY)

glm-5.3-flash

Tier	Input	Cached input	Cache write	Output
Standard	¥0.8≈$0.12	¥0.23≈$0.034	—	¥2.8≈$0.419

Mainland China YesOutside China PartlyOfficial payment Alipay, WeChat Pay, Bank transferReal-name ID required Yes

per 1M tokens · Source 2026-10-17

Standard price shown. A limited-time 50% discount applies (input ¥0.4, cached ¥0.115, output ¥1.4); no end date is given. Fast variant glm-5.3-flashx: input ¥2, cached ¥0.57, output ¥7. Cache storage free for a limited time

GLOBAL · USD Z.ai API Platform (USD)

glm-5.3-flash

Tier	Input	Cached input	Cache write	Output
Standard	$0.15≈¥1.003	$0.03≈¥0.201	—	$0.5≈¥3.343

Mainland China Not statedOutside China YesOfficial payment Card

per 1M tokens · Source 2026-10-17

Fast variant glm-5.3-flashx: input $0.37, cached $0.075, output $1.25; cache storage free for a limited time

Source

https://docs.bigmodel.cn/cn/guide/models/vlm/glm-5.3-flash · 2026-10-17
https://huggingface.co/zai-org/GLM-5.3-Flash · 2026-10-17

≈ marks values converted at the ECB reference rate, for comparison only; the published currency is authoritative.