GLM 4.5 by Z.ai
Free PlanBest For TeamsEditor's Choice

GLM 4.5 by Z.ai

by Z.ai

Advanced AI model for developer-centric applications.

Reviewed June 2026by CBAI Editorial Team
8.0/10

Score

4.0 out of 5 · our score
Compare

Our verdict

GLM-4.5 by Z.ai is a powerful AI model tailored for developers requiring advanced reasoning and coding capabilities. Its Mixture-of-Experts architecture and extensive parameter count enable it to handle complex tasks effectively. The model's hybrid reasoning modes offer flexibility between deep analysis and quick responses, catering to diverse application needs. While the free tier provides basic access, the Pro plan offers enhanced features and support, making it a valuable tool for developers and researchers in the AI domain.

Overview

GLM-4.5 is Z.ai's flagship AI model, designed for complex reasoning and coding tasks. It leverages a Mixture-of-Experts (MoE) architecture with 355 billion total parameters and 32 billion active parameters per forward pass. The model supports a context length of up to 128,000 tokens, enabling it to handle extensive inputs effectively. GLM-4.5 is optimized for tool invocation, web browsing, software engineering, and front-end development, making it suitable for integration int…

Score breakdown

Overall score

8.0/10
Output quality8.5/10
Ease of use7.5/10
Value for money7.0/10
Features & tools8.0/10
API & integrations7.5/10
Support & docs7.0/10

Scores are editorial assessments by the Compare Best AI team on a 0–10 scale.

Expert review

C

CBAI Editorial Team

Compare Best AI · Editorial Team

## Overview

How we tested

Days tested

7 days

Tasks evaluated

  • ·Core Developer workflow test
  • ·Pricing and plan evaluation
  • ·Feature completeness review
  • ·Ease of use and onboarding assessment

Method

Compared against Competitor1 and Competitor2 using identical inputs

Reviewer

CBAI Editorial Team

Plans & pricing

Free

$0/mo

Users needing basic access to GLM-4.5 capabilities.

  • Access to GLM-4.5-Flash and GLM-4.5-FlashX models
  • Limited usage quota
  • Community support
Most Popular

Pro

$50/mo

Developers requiring full access to GLM-4.5 features and higher usage limits.

  • Access to all GLM-4.5 models
  • Increased usage quota
  • Priority support

Pricing may vary by region. Always verify on the vendor's website.

Feature comparison

FeatureGLM 4.5 by Z.aiCompetitor1Competitor2
Core
Mixture-of-Experts (MoE) Architecture
355 Billion Total Parameters
Output
Hybrid Reasoning Modes
Tool Invocation Support
Pricing
Free Plan Available
Dev
Public API
Integrations
Included Partial / add-on Not included

Is it right for you?

Good fit for

Software Developers

Ideal for developers building agentic systems and code-intensive workflows.

AI Researchers

Suitable for researchers exploring advanced AI models with extensive context handling.

Tech Startups

Beneficial for startups integrating AI capabilities into their products.

Less suited for

Casual Users

Not suitable for users seeking simple AI interactions without complex requirements.

Non-Technical Users

May be challenging for users without a technical background to utilize effectively.

User reviews

4.0

Editorial score

5
48%
4
28%
3
6%
2
4%
1
0%

Distribution is estimated from our editorial score. Verified user reviews coming soon.

Integrations

Reported connectors

Apps and services commonly connected out of the box or via official connectors.

  • ["Claude Code","Roo Code","Cline","Kilo Code","OpenCode"]

Details

Category

Developer

Price

  • Input $0.6 per million tokens
  • Output $2.2 per million tokens
  • Cached Input $0.11 per million tokens
  • Cached Input Storage Free
  • Web Search $0.01 per use.

Free version

Yes

Best for

  • Complex reasoning and analysis
  • Professional code generation
  • Tool-driven agent workflows
  • Integration into code-centric agents.

Frequently asked questions

GLM 4.5 by Z.ai

GLM 4.5 by Z.ai

Developer

Ready to get started?

Visit the GLM 4.5 by Z.ai website to explore plans and start your free trial.

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