Z.ai: GLM 5.3 (batch)

GLM-5.3 is a large-scale reasoning model from Z.ai, built for complex software engineering and long-horizon agent tasks.

Context
1.0M
Max output
131K
Input price
$0.45/1M tokens
Output price
$2/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode

Details

Model IDz-ai/glm-5.3:batch
Provider OpenRouter
Creator z-ai
Familyglm-5.3
License—
Status—
Typechat
Input modalitiestext
Output modalitiestext
Open weight—
Parameters—
Architecture—
Context window1.0M tokens
Max input—
Max output131K tokens
Reasoning tokens—
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$0.45
Output
$2
Cache write
—
Cache read
$0.1
Batch in
—
Batch out
—

Family Comparison: glm-5.3

ModelContextMax outPricing
Z.ai: GLM 5.3 Flash1.0M131K$0.05$0.07
Z.ai: GLM 5.3 Flash (batch)1.0M131K$0.05$0.18
Z.ai: GLM 5.31.0M944K$0.08$3.6
Z.ai: GLM 5.3 FlashX1.0M131K$0.37$1.25
Z.ai: GLM 5.3 (batch)1.0M131K$0.45$2
Z.ai: GLM 5.3 Prime1M131K$2.8$8.8

API

GET/v1/models/openrouter/z-ai/glm-5.3:batch

Z.ai: GLM 5.3 (batch)

z-ai/glm-5.3:batch

GLM-5.3 is a large-scale reasoning model from Z.ai, built for complex software engineering and long-horizon agent tasks.

Changes · 4 entries
z-ai/glm-5.3:batchcreateca7a400Nov 2, 2026, 03:02 AM
z-ai/glm-5.3:batchupdate118451aSep 24, 2026, 07:08 AM
pricinginput$0.72→$0.45output$2.4→$2cached input$0.12→$0.1
z-ai/glm-5.3:batchupdate28ec4f5Sep 23, 2026, 06:40 AM
max_output_tokens943718→131072
pricinginput$0.7→$0.72output$2.2→$2.4cached input$0.13→$0.12
z-ai/glm-5.3:batchcreate79684d6Sep 9, 2026, 06:38 AM