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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
Windsurf’s SWE-1 family introduces a revolutionary approach to software engineering, combining AI-driven insights and a shared timeline model to improve every stage of the development process. The SWE-1 models—SWE-1, SWE-1-lite, and SWE-1-mini—extend beyond simple code generation by enhancing tasks like testing, user feedback analysis, and long-running task management. Built from the ground up with flow awareness, SWE-1 is designed to tackle incomplete states and ambiguous outcomes, pushing the boundaries of what AI can achieve in the software engineering field. Backed by performance benchmarks and real-world production experiments, SWE-1 is the next frontier for efficient software development.
API Access
Has API
API Access
Has API
Integrations
AI Agents Directory
APIFree
Cherry Studio
Cline
ClinePass
Cosmos
Devin Desktop
GLM Coding Plan
Go
HTML
Integrations
AI Agents Directory
APIFree
Cherry Studio
Cline
ClinePass
Cosmos
Devin Desktop
GLM Coding Plan
Go
HTML
Pricing Details
Free
Open source
Free Trial
Free Version
Pricing Details
No price information available.
Free Trial
Free Version
Deployment
Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook
Deployment
Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook
Customer Support
Business Hours
Live Rep (24/7)
Online Support
Customer Support
Business Hours
Live Rep (24/7)
Online Support
Types of Training
Training Docs
Webinars
Live Training (Online)
In Person
Types of Training
Training Docs
Webinars
Live Training (Online)
In Person
Vendor Details
Company Name
Z.ai
Founded
2023
Country
China
Website
z.ai/
Vendor Details
Company Name
Cognition
Founded
2023
Country
United States
Website
devin.ai/blog/windsurf-wave-9-swe-1