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First Pass
Free smart contract audit with AI and Slither
# Testing & QA
Featured on : Aug 26. 2025
Featured on : Aug 26. 2025
What is First Pass?
Get instant free smart contract audits for Solidity and Rust projects. AI-powered automated security analysis detects vulnerabilities, gas optimizations, and code issues. Upload your contract and receive a comprehensive audit report in minutes.
Problem
Users currently rely on manual audits for smart contract security, which are time-consuming, expensive, and prone to human error, delaying deployments and increasing risks.
Solution
A web-based AI-powered audit tool that automates security analysis for Solidity/Rust contracts. Users upload contracts to receive instant vulnerability, gas optimization, and code issue reports (e.g., detecting reentrancy bugs).
Customers
Blockchain developers, smart contract auditors, and DeFi project managers focused on security and efficiency.
Unique Features
Combines AI with Slither (a static analysis framework) for multi-layered audits, free instant reports, and support for Rust contracts alongside Solidity.
User Comments
Fast results for simple contracts
Free tier useful for early-stage projects
Helps prioritize critical vulnerabilities
Limited customization options
Needs more detailed remediation guidance
Traction
Launched on ProductHunt with 500+ upvotes (as of analysis), integrates with GitHub/GitLab, used by 10k+ developers (estimated via community mentions).
Market Size
The smart contract audit market is projected to reach $3.4 billion by 2028 (Fortune Business Insights) as blockchain adoption grows.