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Z.ai · Text model · GA

GLM-5.3

US$1.4Input / 1M
US$4.4Output / 1M
1MContext
32AA index
76Tokens/s
–Default level

Compare with similar models Open the Model Finder

Figures checked 1 Nov 2026. A dash means not published on the sources we checked, so it stays blank rather than estimated. AA index and speed are from Artificial Analysis at the max setting.

Charts

Where GLM-5.3 sits on quality against price

Highlighted point is GLM-5.3. Grey points are the other 26 text models with both figures. Index at each model's best tested setting.

Show the data as a table
ModelIndexBlended US$/1M
GPT-6 Astra5720.000
GPT-6.1 Sol554.000
GPT-6.1 Terra512.000
GPT-6 Luna280.200
Claude Fable 5.15020.000
Claude Opus 5.5588.000
Claude Sonnet 5.5544.000
Claude Haiku 5.5360.200
Gemini 4 Carbon594.000
Gemini 4 Argon504.000
Gemini 3.8 Flash311.500
Gemini 3.5 Flash-Lite120.850
Grok 4.7353.000
Muse Wonder438.000
Mistral Large 4261.050
Mistral Small 440.262
DeepSeek V4.1 Flash 1017320.525
DeepSeek V4 Pro231.980
Qwen3.8-Max343.000
Kimi K3.1 Pro464.000
GLM-5.3322.150
GLM-5.3-Flash280.237
MiniMax M3.1 Flash290.262
MiniMax M3190.525
MiMo-V2.6-Pro300.544
MiMo-V2.6-Flash270.175
Step 5 Preview291.425
List price against similar models

US$ per 1M tokens, standard tier, short prompts. Output left blank where not published.

Show the data as a table
ModelInput US$/1MOutput US$/1M
GLM-5.31.44.4
Gemini 3.8 Flash0.753.75
Qwen3.8-Max26
Grok 4.726
Step 5 Preview12.7

Full sourced profile

LabZ.ai
TypeText
StatusGA docs.z.ai (opens in a new tab)
Released14 Aug 2026 z.ai (opens in a new tab)
API accessYes docs.z.ai (opens in a new tab)
API model IDglm-5.3 docs.z.ai (opens in a new tab)
API rate limits–
Consumer app plans–
Price at each level–
Input per 1M tokensUS$1.4 docs.z.ai (opens in a new tab)
Output per 1M tokensUS$4.4 docs.z.ai (opens in a new tab)
Cached inputUS$0.26 docs.z.ai (opens in a new tab)
Batch in / out–
Other pricing–
Context window1M tokens models.dev (opens in a new tab)
Max output131K tokens models.dev (opens in a new tab)
Input typestext models.dev (opens in a new tab)
Output typestext
WeightsOpen huggingface.co (opens in a new tab)MIT
ReasoningYes models.dev (opens in a new tab)
Tool useYes models.dev (opens in a new tab)
Artificial Analysis index32 (max) artificialanalysis.ai (opens in a new tab)
Output speed76 tokens/s artificialanalysis.ai (opens in a new tab)
Time to first token1.76 s artificialanalysis.ai (opens in a new tab)
Reasoning levels–
Lab benchmark claims
Limitations
  • Text only

Tools and MCP connectors that fit

Z.ai does not document calling MCP servers from its own API. You can still connect tools through an agent or framework. Browse AI tools

Similar alternatives

Same type, closest on quality index and blended price. A similarity, not a ranking.

Compare GLM-5.3 with Gemini 3.8 Flash and Qwen3.8-Max

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Z.ai China

Z.ai's GLM-5.3 open-weight model arrives on Amazon Bedrock

AWS now serves GLM-5.3, a 753 billion parameter mixture-of-experts model with about 40 billion active and a 1M-token context, to eligible enterprise customers. It gives Chinese open-weight models a route into US cloud procurement.

Source: AWS What's New (opens in a new tab)