Code & Development

Zai

Z.ai is an AI platform developed by Zhipu AI that provides access to a range of large language models and multimodal AI capabilities through open APIs. The platform supports multiple foundation models including GLM-4.7, GLM-4.5, and specialized models for vision and video generation, enabling developers to integrate advanced AI functionalities such as natural language understanding, vision reasoning, and video frame generation into their applications. Z.ai operates as a cloud-based service offering flexible integration methods including REST APIs, official Python and Java SDKs, and compatibility with the OpenAI Python SDK. Additionally, Z.ai offers a free web interface called Z.ai Chat for direct user interaction with the models for tasks like website building, presentation creation, and professional writing.

Updated Jan 4, 2026subscription

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Overview

Z.ai provides cloud-based API access to multiple large language and multimodal AI models with SDK support for Python and Java.

Pricing

$3/month

Application Development

Developers integrate Z.ai's large language and multimodal models into applications via APIs and SDKs.

AI-Assisted Coding

Software engineers use Z.ai's code generation and debugging models for real-time coding assistance.

Content Creation

Content creators utilize the free Z.ai Chat interface for writing, presentation creation, and website building.

Quick Start

Visit the Z.ai Open Platform website and create an account or log in.

Create an API Key

Navigate to the API Keys management page and generate a new API key for authentication.

Choose a Model

Select an appropriate model from the platform's offerings based on your use case, such as GLM-4.7 for general tasks or CogVideoX for video generation.

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Assessment

Strengths

Supports a wide range of foundation models including multimodal and video generation capabilities.
Offers multiple SDKs and API integration methods including compatibility with OpenAI Python SDK.
Provides specialized models for code generation and real-time coding assistance.
Free web interface available for direct user interaction without payment.

Limitations

Specific per-request API pricing details are not publicly disclosed.
Documentation URL is not explicitly provided in available data.