Built a macOS debugger for AI agents — visualize your entire call chain as a node graph

Spent too much time parsing logs to understand where my agent failed. Built Tether: a local proxy that captures every LLM call and renders it as a live node graph. You see: - Each API call as a node (color-coded by success/cache/error) - Exact latency and token cost per step - Time-travel mode: edit any node's response and replay the chain from there No cloud, no account. Everything stays on your Mac.

https://preview.redd.it/i3u7ksqheh6h1.png?width=3644&format=png&auto=webp&s=c4a4f22279c7b60fcb9d4e372e2488c8da47f2d8

You can try: tetherapp.vercel.app

Posted Jun 10, 2026, 4:24 PM UTC

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