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@jc4649/pi-usage-recorder

v0.1.0

Published

pi coding-agent extension: pi-usage-recorder

Readme

@jc4649/pi-usage-recorder

Observe-only token & context telemetry for a pi coding-agent session. Changes nothing the model sees — it only records.

What it does

Appends one row per assistant turn to <cwd>/.pi/usage/usage.jsonl: full token counts, cache read/write split, cost, and context-fill %. This lets you analyze a session's spend trend offline, or A/B a context-management extension (compare usage.jsonl with it off vs on).

It registers no context/prompt rewrite — purely a measurement foundation. Fail-open everywhere: a dropped row or failed command never disrupts the agent.

Commands

  • /usage — usage for the current session.
  • /usage all — every recorded session.

Configuration

  • USAGE_RECORDER_DISABLE — set to disable recording entirely.

Install

pi install @jc4649/pi-usage-recorder

MIT