glm-5.3-fast

Name: glm-5.3-fast
Author: Vercel AI Gateway

Context

Input price

$2.1/1M tokens

Output price

$6.6/1M tokens

Capabilities

Show unsupported (5)

Reasoning & Interaction

Reasoning

Tool Calling

Infrastructure

Streaming

Details

Model IDzai/glm-5.3-fast

ProviderVercel AI Gateway

CreatorZ.AI (Zhipu)

Familyglm-5.3

License—

Status—

Typechat

Input modalitiestext

Output modalitiestext

Open weight—

Parameters—

Architecture—

Context window1M tokens

Max input—

Max output—

Reasoning tokens—

Knowledge cutoff—

Release date—

Sourceofficial

Tools

Function Callingfunction_calling

Call external functions and APIs

Pricing

Input

$2.1

Output

$6.6

Cache write

—

Cache read

—

Batch in

—

Batch out

—

Family Comparison: glm-5.3

Model	Caps	Perf	Speed	Context	Max out	Pricing
glm-5.3-flash	RTJJMSPCF	—	—	1M	128K	$0.04$0.07
glm-5.3	RTJJMSPCF	—	—	1M	128K	$0.07$1.4
glm-5.3-flashx	RTJJMSPCF	—	—	1M	128K	$0.37$1.25
glm-5.3-promo-50	RTS	—	—	1M	—	$0.7$2.2
glm-5.3-fast	RTS	—	—	1M	—	$2.1$6.6

API

GET/v1/models/vercel/zai/glm-5.3-fast