Agent Breaking Changes_

← Pi

Pi v0.80.9

2026-07-16 · official notes

Summary

• New Features
• Kimi K3 and deferred tool loading — Use Kimi K3 across built-in providers, including progressive extension tool activation through Kimi’s native protocol. See Dynamic Tool Loading, OpenAI Compatibilit
• Added inherited Kimi K3 support for Kimi Coding, Moonshot AI, Moonshot AI China, OpenRouter, and Vercel AI Gateway.

Full notes

### New Features

- **Kimi K3 and deferred tool loading** — Use Kimi K3 across built-in providers, including progressive extension tool activation through Kimi’s native protocol. See [Dynamic Tool Loading](https://github.com/earendil-works/pi/blob/v0.80.9/packages/coding-agent/docs/extensions.md#dynamic-tool-loading), [OpenAI Compatibility](https://github.com/earendil-works/pi/blob/v0.80.9/packages/coding-agent/docs/models.md#openai-compatibility), and the [`kimi-deferred-tools.ts`](https://github.com/earendil-works/pi/blob/v0.80.9/packages/coding-agent/examples/extensions/kimi-deferred-tools.ts) example.

### Added

- Added inherited Kimi K3 support for Kimi Coding, Moonshot AI, Moonshot AI China, OpenRouter, and Vercel AI Gateway.
- Added Kimi deferred tool loading for extension-driven tool activation. See [Dynamic Tool Loading](https://github.com/earendil-works/pi/blob/v0.80.9/packages/coding-agent/docs/extensions.md#dynamic-tool-loading), [OpenAI Compatibility](https://github.com/earendil-works/pi/blob/v0.80.9/packages/coding-agent/docs/models.md#openai-compatibility), and the [`kimi-deferred-tools.ts`](https://github.com/earendil-works/pi/blob/v0.80.9/packages/coding-agent/examples/extensions/kimi-deferred-tools.ts) example.

### Changed

- Changed xAI login to use a prefilled device-authorization link labeled “Sign in with SuperGrok or X Premium,” and changed the default xAI model to Grok 4.5 ([#6734](https://github.com/earendil-works/pi/pull/6734) by [@Jaaneek](https://github.com/Jaaneek)).

### Fixed

- Fixed inherited Kimi K3 output limits for Vercel AI Gateway and OpenRouter models.
- Fixed cloning or forking a session before its first assistant response to explain that the session must be saved first.

### Removed

- Removed Grok 3, Grok 3 Fast, Grok 4.20 variants, and Grok Code Fast 1 from the built-in xAI model catalog ([#6734](https://github.com/earendil-works/pi/pull/6734) by [@Jaaneek](https://github.com/Jaaneek)).