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tankygranny05
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opencode-antigravity-auth-setup

Configure OpenCode Google OAuth for Antigravity-backed AI models.

2|Updated Jan 30, 2026
Search Tags:#authentication#oauth#claude#gemini#opencode#ai models
One-click install
npx skills add https://github.com/tankygranny05/agent-box --skill opencode-antigravity-auth-setup
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: opencode-antigravity-auth-setup
Source: https://github.com/tankygranny05/agent-box/tree/main/agent-box/seed/codex-skills/opencode-antigravity-auth-setup
Command: npx skills add https://github.com/tankygranny05/agent-box --skill opencode-antigravity-auth-setup

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps users configure OpenCode to use Google OAuth for accessing advanced AI models like Gemini and Claude, bypassing the need for API keys and simplifying authentication.

Core Features & Use Cases

  • Google OAuth Integration: Enables free usage of Antigravity-backed models (Gemini 3, Claude) through OpenCode.
  • Workaround for Auth Issues: Provides a verified method to resolve common authentication failures and ensure the plugin loader functions correctly.
  • Use Case: A developer wants to experiment with Gemini 3 Pro via OpenCode without managing API keys. This Skill guides them through setting up Google OAuth authentication seamlessly.

Quick Start

Run the python script to bootstrap the Google OAuth entry into your OpenCode authentication store.

Frequently Asked Questions about opencode-antigravity-auth-setup

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I authenticate OpenCode with Google OAuth to use Gemini and Claude models?▼

OpenCode Google OAuth authentication works by bootstrapping a Google OAuth entry into your OpenCode authentication store via a Python script. This bypasses API key requirements and enables free access to Antigravity-backed Gemini 3 and Claude models.

Why does OpenCode fail to load Google credentials for Antigravity-backed models?▼

OpenCode fails to load Google credentials due to issues with its auth store and plugin loading mechanisms. This Skill provides a verified workaround to resolve these authentication failures and ensure the plugin loader functions correctly.

Can I access Gemini 3 Pro through OpenCode without an API key?▼

Yes, you can access Gemini 3 Pro through OpenCode without an API key by using Google OAuth authentication. This Skill guides you through setting up the OAuth integration to bypass API key management.

What is the best way to fix missing Google credentials in OpenCode's plugin loader?▼

The best way to fix missing Google credentials in OpenCode is to use a Python script that directly bootstraps the Google OAuth entry into the authentication store. This addresses the plugin loading failures and missing credential issues.

Does OpenCode support Google OAuth for accessing Claude AI models?▼

Yes, OpenCode supports Google OAuth for accessing Claude AI models. By configuring OpenCode with Antigravity-backed Google OAuth, you can securely access both Claude and Gemini models without needing traditional API keys.

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