Galaxy.ai Logo

GLM 4 32B vs GLM 4.5 Air (Comparative Analysis)

Compare
Comparative Analysis: GLM 4 32B vs. GLM 4.5 Air
Want to try out these models side by side?Try Galaxy.ai for free

Overview

GLM 4 32B was released 3 months before GLM 4.5 Air.
GLM 4 32BGLM 4 32B
GLM 4.5 AirGLM 4.5 Air
Model Provider
The organization behind this AI's development
THUDM logoTHUDM
Z.AI logoZ.AI
Input Context Window
Maximum input tokens this model can process at once
32K
tokens
131.1K
tokens
Output Token Limit
Maximum output tokens this model can generate at once
32K
tokens
131.1K
tokens
Release Date
When this model first became publicly available
April 17th, 2025
July 25th, 2025

Capabilities & Features

Compare supported features, modalities, and advanced capabilities
GLM 4 32B
GLM 4.5 Air
Input Types
Supported input formats
📝Text
📝Text
Output Types
Supported output formats
📝Text
📝Text
Tokenizer
Text encoding system
OtherOther
Key Features
Advanced capabilities
Function CallingStructured OutputReasoning ModeContent Moderation
Function CallingStructured OutputReasoning ModeContent Moderation
Open Source
Model availability
Available on HuggingFace →Available on HuggingFace →

Pricing

GLM 4 32B is roughly 3.9x more expensive compared to GLM 4.5 Air for input tokens and roughly 1.9x more expensive for output tokens.
GLM 4 32BGLM 4 32B
GLM 4.5 AirGLM 4.5 Air
Input Token Cost
Cost per million input tokens
$0.55
per million tokens
$0.14
per million tokens
Output Token Cost
Cost per million outut tokens
$1.66
per million tokens
$0.86
per million tokens

Benchmarks

Compare relevant benchmarks between GLM 4 32B and GLM 4.5 Air.
GLM 4 32BGLM 4 32B
GLM 4.5 AirGLM 4.5 Air
MMLU
Measures knowledge across 57 subjects like law, math, history, and science
Benchmark not available.
Benchmark not available.
MMMU
Measures understanding of combined text and images across various domains
Benchmark not available.
Benchmark not available.
HellaSwag
Measures common sense reasoning by having models complete sentences about everyday situations
Benchmark not available.
Benchmark not available.

At a Glance

Quick overview of what makes GLM 4 32B and GLM 4.5 Air unique.
THUDM logoGLM 4 32B by THUDM is a text-based AI model. It can handle standard conversations with its 32K token context window. Reasonably priced at $0.55/M input and $1.66/M output tokens. Released April 17th, 2025.
Z.AI logoGLM 4.5 Air by Z.AI can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 131.1K token context window. Very affordable at $0.14/M input and $0.86/M output tokens. Released July 25th, 2025.

Explore More Comparisons

Compare your models with top performers across different categories

Compare GLM 4 32B with: