atif

Multi-language agent runtime and library for execution scope management, lifecycle events, and middleware on tool and LLM calls.

Turn HAR files, Claude Code, Copilot CLI, and Codex CLI logs into standardized ATIF v1.7 trajectory JSON — ready for debugging, visualization, fine-tuning, and RL pipelines.

ATIF-native analytics over Claude Code agent trajectories: convert sessions to ATIF, materialize a corpus, query it with DuckDB.

Evaluate GitHub Copilot Chat in real VS Code workspaces. A Vally executor for testing AI agent skills, custom instructions, and MCP tools, with optional HAR/ATIF execution traces.

Visualize ATIF trajectory in VSCode

Local-first coding-agent session portability: Codex to ATIF to Hermes

Export Claude Code, Codex and Cursor sessions as ATIF trajectories. Rust core, Python CLI, installable with uv.

OpenCode plugin to export ATIF traces

Archive Devin, Claude Code, and Codex sessions as sanitized ATIF and Markdown trajectories

Fact-only trajectory analysis and comparison tools for coding-agent evaluations