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agentfdr

Flight data recorder for local coding agents

MIT LicenseZero configZero cloudCLI toolOpen source
Category
Developer Tools, AI Observability
Business model
Open source with no monetization currently visible; possibly a side project or lead generator for future services/consulting.
Stage
Pre-revenue / early open-source project
Target audience
Developers and teams using Claude Code or similar autonomous coding agents who need to debug, monitor, and optimize agent loops and token costs.
Opportunity score
60/100

A well‑executed point solution for a painful, growing niche, but monetization and scale are unproven.

Founder verdict
MAYBE

agentfdr is a clever, well-executed tool for a real pain point, but as a startup it lacks clear monetization and may be too niche.

What is agentfdr?

agentfdr is an open-source CLI tool that acts as a 'black box' for Claude Code sessions. It reads the transcripts that Claude Code already writes, and provides an instrument panel to debug autonomous agent failures like infinite loops, scope drift, context bloat, and token burn. No instrumentation, cloud, or config required. It offers a timeline viewer, anomaly detection, turn dissection, live watch mode, CI gating, and usage cost analysis. The tool targets developers who run local coding agents and need after-the-fact forensic analysis to optimize agent performance and cost. No monetization or company structure is evident; it appears to be a solo developer's side project.

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