Chrome & Edge Extension

AI chat for any
page you browse

Chat with any AI model about the page you're visiting. Summarize, explain, rewrite, and extract data — all from a side panel. Your AI, your keys, your data.

theverge.com/2026/3/12/ai-agent-framework-comparison

The Best AI Agent Frameworks in 2026: A Complete Comparison

gudchat claude-sonnet-4
Summarize this article. What are the top 3 frameworks?
Here are the top 3 AI agent frameworks from the article:

1. Claude Agent SDK
Best for reliability and multi-step tasks.

2. GPT Assistants API
Fastest raw performance and broadest ecosystem.

3. CrewAI
Best open-source option for full control.
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Everything you need,
nothing you don't

Side panel chat

Opens alongside any page. Ask questions, get answers, and keep the conversation going without switching tabs.

Text selection actions

Highlight text on any page and instantly choose: Explain, Summarize, Rewrite, Shorten, Expand, Simplify, or Reply.

Page-aware context

Page content is automatically included so the AI understands what you're looking at. No copy-paste needed.

Quick actions

One-click Summarize page, Explain selected, Help with forms, and Extract data. Built-in shortcuts for common tasks.

Chat history

All conversations are stored locally in your browser. Pick up where you left off across sessions.

Fully configurable

Choose your provider, model, endpoint, and preferences. Settings page with connection testing built in.

Bring your own AI

Connect to local models running on your machine or cloud providers with your API key. No vendor lock-in.

Local models No API key

Models running on your machine. Completely private.

O
Ollama localhost:11434
LM
LM Studio localhost:1234
LA
LocalAI localhost:8080

Cloud providers API key

Bring your own key. Direct connection, no middleman.

OpenAI GPT-4o, o1, etc.
A
Anthropic Claude Sonnet, Opus, Haiku
G
Google Gemini Gemini Pro, Flash
M
Mistral Mistral Large, etc.
OR
OpenRouter Hundreds of models

Your data stays
on your machine

GudChat never sees your data. Page content goes directly from your browser to your chosen AI provider. No middleman, no analytics, no tracking.

Conversations stored locally in your browser
API keys stay in local storage, never transmitted
Zero analytics, zero tracking, zero telemetry
Fully open source — audit every line
Chat history Stored in browser IndexedDB
LOCAL
API keys Browser local storage only
LOCAL
Analytics & tracking No data collected, ever
NONE
Server-side processing Direct browser → AI provider
NONE

Start chatting with
any page today

Free, open source, and privacy-first. Install GudChat and bring your own AI to every tab.