AI Hallucination Firewall - VS Code Extension
Real-time validation for AI-generated code. Detects hallucinated APIs, wrong signatures, and nonexistent packages.
Prerequisites
Start the Hallucination Firewall API server:
pip install hallucination-firewall
firewall serve
Verify: curl http://localhost:8000/health
Features
- Inline Diagnostics — Squiggly underlines for errors/warnings
- Multi-Language — Python, JavaScript, TypeScript
- Configurable Trigger — On save (default) or on change with debounce
- Status Bar — Shows validation state (OK / errors / offline)
Configuration
| Setting |
Default |
Description |
apiEndpoint |
http://localhost:8000 |
API server URL |
debounceDelay |
500 |
Debounce delay (ms) for onChange mode |
enabled |
true |
Toggle validation |
triggerMode |
onSave |
onSave or onChange |
Usage
- Start API server:
firewall serve
- Open a Python/JS/TS file
- Errors appear as inline diagnostics
- Hover for details
Development
cd vscode-extension
npm install
npm run compile
Press F5 in VS Code to launch Extension Development Host.
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