Z.ai (GLM)

GLM open-weight models and assistant.

4.0

editorial rating

·FreemiumLow risk

Last updated May 29, 2026

Quick verdict — is Z.ai (GLM) worth it?

A low-risk, useful option for everyday questions. Start on the free tier. Our editorial rating is 4.0/5, with a 78/100 trust score and low scam-risk. Pricing starts at Free · usage-based.

Overview

Z.ai (GLM) is glm open-weight models and assistant. It targets coding, business use cases with a free tier plus paid plans. The rating, trust score and scam-risk signal below are informational estimates compiled from public information, product documentation and user-submitted reviews — not factual claims about the company.

How to read this: Scores are informational estimates from public information, product docs and user-submitted reviews — not factual claims about any company. A higher scam-risk signal reflects user-reported concerns or unverified marketing, not proven wrongdoing. Always confirm current pricing and terms with the provider.

The verdict

A low-risk, useful option for everyday questions. Start on the free tier.

Pros

Capable open models
API access
Free tier

Cons

Data/privacy review advised
Developer-leaning

Best for

Everyday questions
Brainstorming
Drafting & summaries

Not great for

Guaranteed factual accuracy without review
Highly sensitive data on defaults

Main features

Conversational AI

Multi-turn memory

Web & mobile apps

API access

Pricing breakdown

Free

free

Core features
Usage limits
No cost

Popular

Pro

Custom

per month

Higher limits
Full features
Priority support

Pricing shown is an informational estimate and may change. Confirm on the official site before purchasing.

Our editorial review

Reviewed by Daniel Reyes, Developer Tools & Infrastructure EditorUpdated May 29, 2026 · How we review

Z.ai (GLM) is gLM open-weight models and assistant, aimed at coding, business.

Its main strengths are capable open models and api access. The trade-offs to weigh are data/privacy review advised and developer-leaning. Pricing and billing appear transparent with no notable red flags in aggregated user reports.

A low-risk, useful option for everyday questions. Start on the free tier.

What is Z.ai (GLM)?

Z.ai (GLM) sits in the AI chatbot category, and its pitch is simple: glm open-weight models and assistant. It is built primarily for developers and businesses and teams, and that focus shapes everything from its interface to its pricing. In day-to-day use, the experience leans on capable open models and api access, which is where most of its value comes from. It is not perfect, though, and the limitations matter as much as the strengths when you are deciding whether to commit.

Z.ai (GLM) pricing and value

Z.ai (GLM) is priced from Free · usage-based. The presence of a genuine free tier lowers the risk considerably: you can test quality on your own work before committing budget. Value is really a function of usage frequency — heavy users justify the cost easily, while light users often find a cheaper or free alternative does enough. Billing appears transparent in aggregated user reports, with no notable pattern of surprise charges.

Who should use Z.ai (GLM)?

The clearest fit is developers and businesses and teams: if that describes you and capable open models matters to your work, Z.ai (GLM) is worth a serious look. It shines on common chatbot jobs rather than rare edge cases, which is exactly where most users spend their time. Where we would steer you elsewhere is data/privacy review advised and developer-leaning — if those are dealbreakers, test thoroughly before relying on it.

Is Z.ai (GLM) trustworthy and safe?

We rate Z.ai (GLM) at a high confidence level — an informational estimate, not a verdict, drawn from public sources and user reviews. The scam-risk signal is Low, meaning we did not surface the patterns — opaque billing, blocked cancellations, or wildly unrealistic promises — that warrant extra caution. As always, treat these scores as a starting point for your own research and verify current pricing and terms directly with the provider. Reviewers have not raised systemic concerns about reliability beyond the usual limitations of the category.

Z.ai (GLM) review: the bottom line

Overall, Z.ai (GLM) earns a solid rating in our assessment. If capable open models is what you need and data/privacy review advised is not a dealbreaker, it is easy to recommend trying. Start on the free tier, judge it against your own work, and only pay once it has proven itself. We refresh listings like this as pricing and reputation change, so check the last-updated date above for currency.

Potential red flags

No significant red flags identified in available public information or user reports.

Positive signals

Free tier available to evaluate before paying
Active product with a real user base
No significant billing complaints in aggregated reports

How we scored trust

An informational composite of the signals below. Not a factual judgment about the company.

User rating77

Review volume71

Billing clarity77

Refund policy clarity63

Support responsiveness63

Website transparency77

Realistic claims77

Public reputation77

Our read on public sentiment

Users generally find Z.ai (GLM) useful with some caveats, with feedback centering on data/privacy review advised rather than trust or billing problems.

This is our editorial summary of publicly-available user feedback and reviews from around the web — not reviews collected on this site. Verified reviews submitted here appear in the section below.