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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
Mistral Medium 3.5 stands out as a premier 128B dense model that integrates instruction-following, logical reasoning, and coding capabilities into a unified framework. Featuring a remarkable 256K context window, it allows for adjustable reasoning effort and supports multimodal input, showcasing robust agentic functionalities, particularly suited for long-duration tasks that necessitate dependable multi-tool utilization and structured results. This innovative model fuels remote agents within Mistral Vibe, enabling coding tasks to be executed in the cloud, autonomously addressing lengthy assignments, and managing several sessions simultaneously. Users have the flexibility to initiate agents through the Vibe CLI or Le Chat, ensuring that local command-line interface sessions can transition to the cloud without losing history, task status, or approvals. As work unfolds, users can monitor file changes, tool interactions, progress updates, and queries. Each coding endeavor operates within a distinct sandbox, adeptly managing module refactors, generating tests, upgrading dependencies, conducting CI investigations, and resolving bugs, ultimately culminating in the creation of a GitHub pull request for assessment. This model represents a significant advancement in how complex coding tasks are approached and handled in a collaborative environment.
API Access
Has API
Yes
API Access
Has API
No
Integrations
C#
Yes
C++
Yes
Cherry Studio
Yes
Cosmos
Yes
Go
Yes
JetBrains Junie
Yes
Jira
No
Kilo Code
Yes
Kotlin
Yes
Microsoft Teams
No
Integrations
C#
No
C++
No
Cherry Studio
No
Cosmos
No
Go
No
JetBrains Junie
No
Jira
Yes
Kilo Code
No
Kotlin
No
Microsoft Teams
Yes
Pricing Details
Free
Open source
Free Trial
No
Free Version
Yes
Pricing Details
$14.99 per month
Free Trial
No
Free Version
Yes
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
Yes
iPad App
Yes
Android App
Yes
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
Mistral AI
Founded
2023
Country
France
Website
mistral.ai/news/vibe-remote-agents-mistral-medium-3-5/