The whole dayThu 29 Oct 2026
AI Compass

Google launches Plugin Marketplace in the Antigravity app and CLI

Google introduced a built-in Plugin Marketplace on 29 October 2026 across the Antigravity desktop IDE and Antigravity CLI, bundling agent skills, MCP servers, rules, lifecycle hooks, and custom agents into single-install packages.

Google Antigravity Plugins Customization interface showing Marketplace and Installed tabs with a search bar
Image: Google

Instead of configuring Model Context Protocol (MCP) endpoints, system prompts, and helper scripts piecemeal per repository, developers can browse and enable curated Google and partner bundles from the Customizations panel in the Antigravity app or from the terminal via agy plugin install and agy plugin list. Every package is defined by a plugin.json manifest that versions and distributes up to five primitives together, alongside local schema checks through agy plugin validate.

Five bundled primitives

Each plugin combines progressive-disclosure Skills (Markdown instructions loaded on demand so idle tools do not consume context tokens), pre-configured MCP server connections, persistent workspace Rules, specialist Custom Agents, and deterministic lifecycle Hooks triggered at SessionStart, PreToolUse, PostToolUse, PreInvocation, PostInvocation, and Stop. Twelve third-party launch partners shipped verified plugins on 29 October 2026: Atlassian, Canva, CrowdStrike, Databricks, Datadog, Dropbox, Figma, monday.com, Ping Identity, SentinelOne, Stripe, and Unity, alongside Google bundles for Gemini API, Android CLI, Firebase, Chrome DevTools, and Google Workspace.

Sources

  1. PrimaryIntroducing the Plugin Marketplace in Google Antigravityantigravity.google · Official Google Antigravity launch post

The rest of the day

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02Open sourceMistral AI

Mistral AI releases open weights for 1T-parameter Mistral Large 4

Mistral AI published the improved open weights of its natively multimodal Mistral Large 4 (Le Chonk) model on Hugging Face under a modified MIT licence, alongside API access at $0.70 per million input tokens and $2.10 per million output tokens.

03Coding agentGoogle

Google sets 31 December 2026 shutdown for Jules coding agent

Google announced on 29 October 2026 that its asynchronous GitHub coding agent Jules will turn read-only on 11 November 2026 and shut down permanently on 31 December 2026 as agentic development consolidates into Google Antigravity.

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