v0.1.0 - Initial Release

agent-devtools v0.1.0

Chrome DevTools for AI Agents - The first release!

Installation

pip install agent-devtools

Features

• Real-time Visualization - Watch your agent's execution unfold live
• Pause & Resume - Stop execution at any point to inspect state
• Step-through Debugging - Advance one LLM call at a time
• Breakpoints - Pause on cost thresholds, errors, or custom conditions
• Cost Tracking - Real-time token and cost tracking per span
• Auto-instrumentation - Zero-config support for OpenAI, Anthropic, and LangChain
• Local-first - All data stays on your machine, sub-millisecond overhead

Quick Start

# Install
pip install agent-devtools

# Run any agent script with debugging
agentdbg run my_agent.py

# Opens browser to http://localhost:8766 with live debugging UI

What's Included

• Python SDK with @traced decorator and trace context manager
• Auto-instrumentation for OpenAI, Anthropic, LangChain
• WebSocket server for real-time streaming
• Web UI for interactive debugging
• SQLite storage for trace persistence
• CLI commands: run, server, traces, stats, cleanup

Links

• PyPI: https://pypi.org/project/agent-devtools/
• Docs: See README

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Stop guessing why your agent failed. See every thought. Pause anywhere. Fix it live.