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See how cot works.

Self-hosted agent observability. Install in one command, wire your agents, and browse sessions locally.

# dashboard at http://127.0.0.1:31337

01

Trace sessions

Every prompt, tool call, and response, captured automatically from Claude Code, Cursor, or Codex.

02

Browse locally

Sessions, timelines, search, and usage metrics, all in a dashboard running on your machine.

03

Stay in control

Traces live in local SQLite. No account needed. Optional aggregate usage metrics you can turn off.

  • Supported agents

  • Claude Code
  • Cursor
  • Codex

Read more

Starter guide→Install and connect agentsWhy cot→What it is and how it fitsUpdate→Refresh cot without losing local dataFAQ→Telemetry, data, troubleshooting

get started

Start with your own agents.

One command. Self-hosted. Free and open source. See pricing

Building with agents across a team?
Talk to us about cot for organizations