Leanstral

Leanstral

Mistral AI
+
+

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About

Leanstral is an open-source code agent developed by Mistral AI specifically designed to work with the Lean 4 proof assistant. The model focuses on generating code while also formally verifying its correctness against strict mathematical or software specifications. Unlike traditional coding assistants, Leanstral integrates directly with formal proof systems to ensure that generated code satisfies defined logical requirements. Its architecture is optimized for proof engineering tasks and operates efficiently with sparse model parameters. Leanstral is released under the Apache 2.0 license, making it freely accessible for developers, researchers, and organizations to use and customize. The model is designed to operate within real-world formal repositories rather than isolated problem environments. By combining code generation with formal verification, Leanstral aims to reduce the need for manual human review in complex software and mathematical development.

About

PlayerZero is an AI-driven predictive quality platform designed to help engineering, QA, and support teams monitor, diagnose, and resolve software issues before they impact customers by deeply understanding complex codebases and simulating how code will behave in real-world conditions. It applies proprietary AI models and semantic graph analysis to integrate signals from source code, runtime telemetry, customer tickets, documentation, and historical data, giving users unified, context-rich insights into what their software does, why it’s broken, and how to fix or improve it. Its agentic debugging agents can autonomously triage, root cause analyze, and even suggest fixes for issues, reducing escalations and accelerating resolution times while preserving audit trails, governance, and approval workflows. PlayerZero also includes CodeSim, an agentic code simulation capability powered by the Sim-1 model that predicts the impact of changes.

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

AI researchers, software engineers, and developers working with formal verification, proof assistants, and mathematically rigorous software development

Audience

Engineering teams and software organizations that need AI-powered tools to predict, diagnose, triage, and prevent bugs across large codebases so they can ship higher-quality software faster

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

Support

Phone Support Not Supported
24/7 Live Support Supported
Online Supported

API

Offers API Not Supported

API

Offers API Not Supported

Screenshots and Videos

Screenshots and Videos

Pricing

Free
Open source
Free Version Supported
Free Trial Not Supported

Pricing

No information available.
Free Version Not Supported
Free Trial Not Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Company Information

Mistral AI
Founded: 2023
France
mistral.ai

Company Information

PlayerZero
Founded: 2022
United States
playerzero.ai/

Alternatives

GPT-5.5

GPT-5.5

OpenAI

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Claude Opus 4.6

Anthropic
MiMo-V2.6-Pro

MiMo-V2.6-Pro

Xiaomi Technology
Leanstral 1.5

Leanstral 1.5

Mistral AI

Categories

AI Coding Agents Supported
AI Coding Models Supported
AI Models Supported

Categories

Agentic AI Supported
AI Agents Supported
AI Coding Agents Supported
AI Coding Models Supported
AI Models Supported

Integrations

Mistral AI Supported
Mistral AI Studio Supported
Mistral Vibe Supported
Model Context Protocol (MCP) Not Supported

Integrations

Mistral AI Not Supported
Mistral AI Studio Not Supported
Mistral Vibe Not Supported
Model Context Protocol (MCP) Supported
Claim Leanstral and update features and information
Claim Leanstral and update features and information
Claim PlayerZero and update features and information
Claim PlayerZero and update features and information