Overview
One-Stop Access to Z.ai's Full Model Suite
Z.ai GLM API provides unified access to Z.ai's complete portfolio of AI models through a single API interface. Whether you need advanced language understanding, visual analysis, creative content generation, or video production - one integration unlocks all capabilities.
Core Model Categories
LANGUAGE MODELS
- GLM-5.1: Z.ai's new flagship foundation model with significant gains on long-horizon tasks. Supports 8-hour autonomous work and provides closed-loop engineering-grade deliverables.
- GLM-5: Delivers stronger coding, more reliable multi-step reasoning and execution, improved performance on complex agent tasks, more natural conversation, and better front-end generation quality.
- GLM-5-Turbo: A base model deeply optimized for the OpenClaw scenario, delivering true executability in complex, dynamic, and long-chain tasks.
- GLM-4.7: Features enhanced programming, stable multi-step reasoning and execution, better complex agent task performance, more natural dialogue, and improved front-end aesthetics.
- GLM-4.7-Flash: 30B parameters: Lightweight, efficient, and high-performance. Outranks similar-scale open-source models on multiple leaderboards.
- GLM-4.5-Air: Z.ai's lightweight model delivering SOTA performance with exceptional cost-effectiveness.
VISION MODELS
- GLM-5V-Turbo: A multimodal agent foundation model with native integration of vision and language capabilities. It delivers elegant visual programming, while excelling in long-term planning, complex programming, and action execution.
- GLM-4.6V: Z.ai's multimodal model with a 128k training context window and SOTA visual understanding. It also introduces native Function Calling, linking visual perception with executable actions for real-world multimodal agents.
- GLM-OCR: A lightweight, efficient OCR model with high accuracy, low cost, and stable structured output for complex documents.
IMAGE GENERATION
- GLM-Image: Z.ai's latest image generation model, combining global understanding with local detail portrayal, delivering excellent results in knowledge-intensive scenarios.
VIDEO GENERATION
- CogVideoX-3: Features first-and-last-frame generation. Experience dramatically enhanced stability and clarity, with fluid, natural motion for even dynamic subjects.
Resources: https://docs.z.ai/guides/overview/overview
Highlights
- Unified API access to GLM model family including text, vision, image, video, and audio models
- GLM-5.1 features strong coding capabilities and supports up to 8 hours of autonomous work on long-horizon tasks
- Free tier models (GLM-4.7-Flash; GLM-4.5-Flash) available for testing and development
Details
Introducing multi-product solutions
You can now purchase comprehensive solutions tailored to use cases and industries.
Features and programs
Financing for AWS Marketplace purchases
Pricing
Dimension | Description | Cost/month |
|---|---|---|
$100 Credits | $100 worth of tokens for access to all models on Z.ai, with no expiration date - valid until fully consumed. | $100.00 |
$1,000 Credits | $1,000 worth of tokens for access to all models on Z.ai, with no expiration date - valid until fully consumed. | $1,000.00 |
$10,000 Credits | $10,000 worth of tokens for access to all models on Z.ai, with no expiration date - valid until fully consumed. | $10,000.00 |
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