Don't just pick random personas. FluxLoop generates test stories (edge cases, failure modes) and casts the perfect personas to act them out.
No more random testing. Strategic casting for every scenario.
Run hundreds of simulations in parallel.
Watch how your agent handles frustrated users, technical errors, and complex requests. Simulate realistic user behaviors at scale.
Get alignment scores, success rates, and actionable insights.
Move beyond "vibes" to data-driven agent quality.
Works with Claude Code, CLI, and Web.
Test locally or in the cloud without changing your stack.
From installation to first insights in under 5 minutes.
Simple integration. Instant simulation. Everything in your workflow.
Run /plugin install in Claude Code.
One-click setup. Ready in seconds.
Auto-detects project folder, API key, and CLI.
The Plugin handles the configuration for you.
Generate test inputs from one sentence.
Run experiments via Plugin or CLI.
Get comprehensive evaluation reports.
See what broke, why it failed, and how to fix it.
Test AI agents in your browser. No setup, no code.
Connect Git and start evaluating in minutes.