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Description
GLM-5.3 is Z.ai’s advanced coding and agentic reasoning model built through scaled post-training on top of the GLM-5.2 base model. The release focuses on frontier coding, long-horizon software engineering, agent tasks, cyber evaluation, and reinforcement learning at scale. GLM-5.3 improves significantly over GLM-5.2 on complex coding benchmarks, real-world engineering environments, Terminal Bench 3.0, DeepSWE, Agents’ Last Exam, and Z.ai’s internal Code Bench. The model is trained on environments that resemble real professional work, including tasks involving codebases, infrastructure, documentation, compute clusters, experiments, bottleneck diagnosis, implementation, testing, and measurable optimization. Z.ai’s post-training stack includes IndexShare for efficient long-context processing, SAO for reinforcement learning on long-horizon tasks, and slime for large-scale asynchronous training. GLM-5.3 supports three thinking effort levels, including low, high, and max, with max recommended for coding tasks. The model also demonstrates emergent cyber capabilities across vulnerability discovery and exploitation benchmarks, prompting continued safety evaluation and hardening before weights are released. GLM-5.3 can be used through the GLM Coding Plan, ZCode, Claude Code, OpenCode, and other coding agent workflows. By combining stronger coding performance, long-horizon task execution, post-training scale, cyber evaluation, reasoning effort controls, and coding-agent integrations, GLM-5.3 supports advanced developer and research workflows.
Description
Skyfall AI develops artificial intelligence world models designed for engineering, enterprise planning, and autonomous business operations. The company focuses on systems that can simulate environments, understand causal relationships, and plan sequences of actions across complex physical and organizational processes. Its SKY-001 engineering world model generates structured designs from text descriptions, reference images, and spatial constraints. The model uses a Hierarchical Composer to divide engineering designs into assemblies, components, and individual parts while maintaining relationships between them. A Construction World Model generates sequences of visual states, sketches, and geometric operations used to construct those components. SKY-001 supports CAD applications involving mechanical assemblies and BIM workflows involving building outlines, residential units, and room layouts. Skyfall AI also develops enterprise world modeling research for simulating business decisions and their effects across engineering, sales, finance, operations, and other departments. Its Morpheus research environment investigates continual learning, adaptive decision-making, and long-term planning within changing business simulations. The company's technology is intended to support future autonomous systems that can evaluate alternative strategies, generate structured plans, and operate within defined safety constraints.
API Access
Has API
Yes
API Access
Has API
No
Integrations
CSS
Yes
Cheaper Inference
Yes
Claw Code
Yes
Cline
Yes
ClinePass
Yes
Go
Yes
Hermes Agent
Yes
JavaScript
Yes
Kilo Code
Yes
OpenClaw
Yes
Integrations
CSS
No
Cheaper Inference
No
Claw Code
No
Cline
No
ClinePass
No
Go
No
Hermes Agent
No
JavaScript
No
Kilo Code
No
OpenClaw
No
Pricing Details
Free
Open source
Free Trial
No
Free Version
Yes
Pricing Details
No price information available.
Free Trial
No
Free Version
No
Deployment
Web-Based
Yes
On-Premises
Yes
iPhone App
No
iPad App
No
Android App
No
Windows
Yes
Mac
Yes
Linux
Yes
Chromebook
No
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
Yes
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
Yes
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Vendor Details
Company Name
Z.ai
Founded
2023
Country
China
Website
z.ai/
Vendor Details
Company Name
Skyfall AI
Founded
2024
Country
United States
Website
skyfall.ai/
Product Features
Product Features
Artificial Intelligence
Chatbot
No
For Healthcare
No
For Sales
No
For eCommerce
No
Image Recognition
No
Machine Learning
No
Multi-Language
No
Natural Language Processing
No
Predictive Analytics
No
Process/Workflow Automation
No
Rules-Based Automation
No
Virtual Personal Assistant (VPA)
No