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Overview

ChatGPT Sidebar is a browser sidebar AI assistant extension suited for quick Q&A, translation, summarization, and webpage reading help on any site. When connecting it to Crazyrouter, use its Custom API or OpenAI entry first and validate the route with a production-verified model before expanding the setup.

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Configuration Steps

1

Install Extension

Install ChatGPT Sidebar from the Chrome Web Store.
2

Open Settings

Click the extension icon and go to Settings.
3

Configure API

  • API Provider: Select Custom API or OpenAI
  • API URL: https://crazyrouter.com/v1
  • API Key: sk-xxx
  • Model: gpt-5.4
4

Save

Save settings. Click the extension icon on any web page to start using it.
ScenarioModel
First-pass route validationgpt-5.4
Higher-quality long-form explanationclaude-sonnet-4-6
Gemini fallback pathgemini-3-pro-preview
gpt-5.4 was verified successfully in Crazyrouter production on March 23, 2026, and is the best OpenAI-compatible baseline for this browser-extension path.