# Third-party notices

This package selectively adapts MIT-licensed implementation ideas and source
from the following projects. The original copyright notices and MIT permission
notice are retained in `LICENSE`.

- `@narumitw/pi-usage` 0.53.0
  - Copyright (c) 2026 narumiruna
  - <https://github.com/narumiruna/pi-extensions/tree/main/packages/pi-usage>
  - Adapted areas: usage model, cache/redaction helpers, Codex and OpenCode Go
    normalization, runtime-auth origin checks, and Codex reset flow.
- `pi-grok-usage` 1.0.4
  - Copyright (c) 2026 puetsua
  - <https://github.com/puetsua/pi-grok-usage>
  - Adapted areas: identity-first Grok billing lookup and bounded response
    normalization.
- `@sumhou/pi-kimi-usage` 1.0.1
  - MIT license
  - <https://github.com/ShumaoHou/pi-kimi-usage>
  - Adapted areas: Kimi Coding quota response normalization.

No third-party package is bundled as a runtime dependency.