Compare 12 options for tasks you use Merlin for. Their feature coverage differs; check the summaries and plan details. Multi-model AI assistant for your browser
| Tool | Pricing | Score | API | Ongoing free tier | Self-hosting |
|---|---|---|---|---|---|
| Merlinthis one Multi-model AI assistant for your browser | Freemium | 59 | Yes | Yes | Unknown |
| Arvin AI assistant combining multiple models with writing and design tools | Freemium | 1 | Unknown | Unknown | No |
| ChatHub Query 20+ AI models simultaneously and compare responses | Freemium | 8 | Unknown | Unknown | Unknown |
| Fello AI Access multiple AI models in one universal app | Freemium | 3 | No | Unknown | No |
| Shmooz Access ChatGPT, Claude, and Gemini in WhatsApp and Telegram | Freemium | 7 | No | Yes | No |
| Monica AI assistant everywhere you need it | Freemium | 95 | Yes | Yes | No |
| Bearly AI Private AI workspace with multi-model agents and automation | Freemium | 2 | Unknown | Unknown | No |
| Prompt Architects Refine prompts for ChatGPT, Claude & Gemini in one click | Freemium | 9 | Unknown | Unknown | No |
| DapperGPT Access all your AI models from one unified interface | Freemium | 10 | No | Unknown | No |
| ChatNow Multi-model AI assistant combining conversation, voice, and creative tools | Freemium | 8 | Yes | Yes | No |
| Easy-Peasy.AI All-in-one AI content studio with chat, video, images, and workflow automation | Freemium | 2 | Unknown | Unknown | No |
| AI Toolbox Browser extension organizing ChatGPT, Claude, Gemini, and Grok | Freemium | 8 | No | Yes | No |
| Jetwriter AI writing assistant embedded in your browser | Freemium | 2 | Unknown | Unknown | No |
Arvin is a multi-model AI assistant accessible as a web app and browser extension, integrating GPT, Claude, and Gemini. It combines conversational AI with practical tools for writing, image generation, document handling, and translation across 25+ languages.
ChatHub brings multiple AI chatbots into a single workspace where you can submit a prompt and instantly see responses from ChatGPT, Claude, Gemini, Llama and others side-by-side. Beyond text, it supports image generation, document analysis, and web search across dozens of models. The platform eliminates the friction of juggling multiple subscriptions and tabs, letting you pick the best model for each task.
Fello AI brings together leading language models—including Claude, GPT, and Gemini—in a single native application for Mac, iPhone, and iPad. Beyond chat, it handles document analysis, image generation, and real-time web search so you can tackle research, creative work, and problem-solving without switching tools.
Shmooz brings major AI models to messaging platforms and web, making advanced AI accessible without switching apps. Generate images, create videos, summarize documents, and chat with multiple AI assistants in one interface. Works natively on WhatsApp, Telegram, and browser.
Monica is a browser extension, desktop, and mobile AI assistant that brings multi-model chat, content creation, and web enhancement to your workflow. It integrates GPT, Claude, and Gemini capabilities for writing, summarization, code help, and image generation. Start free with daily limits, then upgrade for extended usage.
Bearly AI combines Claude, GPT, Gemini, and other AI models into a unified desktop and browser workspace. It lets you build autonomous agents, research with web search, analyze documents, run code, and process media—all with end-to-end encryption and no data training. Designed for power users who need privacy and flexibility.
Transform casual instructions into structured, optimized prompts for major AI models. Prompt Architects automatically adds role definitions, context, and output formatting to maximize model responses. Built-in browser extensions work directly on ChatGPT, Claude, and Gemini interfaces.
DapperGPT consolidates access to multiple language models (Claude, ChatGPT, Gemini, Mistral, and more) in a single, unified interface. It streamlines workflows with features like file uploads, image analysis, and agent tools. Perfect for researchers, developers, and AI power users who want to experiment across different models without platform switching.
ChatNow brings together GPT-4, Claude, and Gemini in a single mobile app, letting you chat, generate images and video, analyze documents, and write code. Voice mode enables hands-free interaction, while subscriptions unlock premium features like advanced Creative Studio tools and extended web search.
Easy-Peasy.AI unifies multiple AI models (Claude, GPT, Gemini) in a single platform for generating text, images, video, and audio content. It includes MARKy, a chat agent for coding and research, plus a visual workflow builder for automating AI tasks. With over 200 templates and custom bot training, it's built for creators, marketers, and developers who want fast content production without tool fragmentation.
AI Toolbox is a Chrome extension that brings advanced organization features to your AI conversations. It adds nested folders, full-text search, smart tagging, and prompt chaining across ChatGPT, Claude, Gemini, and Grok in a single browser extension. Ideal for professionals and researchers managing extensive conversation histories and building complex workflows.
Jetwriter is a lightweight browser extension that serves as your personal AI writing assistant. It helps you compose emails, improve grammar, translate content, and chat with web pages—all from any website. Integrations with Gmail learn your writing style to generate personalized email responses, while support for multiple AI models (GPT-4, Claude, Gemini) gives you flexibility in quality and speed.