Z.ai

GLM 5.3 Flash

z-ai/glm-5.3-flash

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Specification

Published by the vendor; the platform bills at the target's declared price.

GLM 5.3 Flash

reasoning open weights tools

Z.ai z-ai/glm-5.3-flash

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...

Input $/1M: $0.07
Output $/1M: $0.25
Context: 1.3M
Max output: 131K
Released: Aug 26, 2026
Modalities: textimagevideo

Intelligence index46

Coding index72

Agentic index52

Cached input reads $0.01 per 1M · weights on Hugging Face as zai-org/GLM-5.3-Flash

On this deployment

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targets.yamlyaml

# targets.yaml - declare a target that runs GLM 5.3 Flash
targets:
  - id: glm-5-3-flash
    kind: llm
    name: GLM 5.3 Flash
    metadata:
      model: z-ai/glm-5.3-flash          # links the target to this catalogue entry
    capabilities:
      domains: [general]
      supports_tools: true
      context_window: 1310720
    cost:
      usd_per_1k_tokens: 0.000162

Price among Z.ai models

Input list price per million tokens; GLM 5.3 Flash is the 2nd cheapest of 13 listed.

1
GLM 4.7 Flash
$0.06
2
GLM 5.3 Flash
$0.07
3
GLM Flash Latest
$0.07
4
GLM 5.3 Flash (batch)
$0.15
5
GLM 4.6V
$0.30
6
GLM 4.7
$0.40
7
GLM 5
$0.60
8
GLM 5.2
$0.97
9
GLM 5.1
$0.97
10
GLM Latest
$1.17
11
GLM 5V Turbo
$1.20
12
GLM 5 Turbo
$1.20

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