Alternatives to Merlin

OpenChat puts GPT, Claude, Gemini, Llama, DALL·E and Stable Diffusion behind one chat window, so you can compare models without switching apps.

Monica is an all-in-one AI assistant sidebar that brings multi-model chat, writing, translation, and research to any web page.

Ask AI puts several frontier model families plus PDF, webpage, and YouTube analysis behind one browser login.

Magai puts dozens of chat, image and video AI models behind one $20/mo login, so you can switch models mid-conversation without losing

PureChat is a desktop AI chat client for switching between OpenAI, Ollama and DeepSeek models inside one conversation thread.

Free, MIT-licensed desktop app to run HuggingFace models locally or route prompts to Claude, GPT and Gemini with your own keys

Writingmate puts 350+ chat, image, and video AI models behind one credit pool from $19.99/month.

MaxAI.me is a Chrome and Edge AI sidebar that summarizes, translates, and drafts replies on any webpage using GPT, Claude, and Gemini

One $14.99/mo subscription bundling 50+ chat, image and video models plus 100+ mini AI apps on web, iOS and Android.

One chat workspace that runs 100+ AI models — Gemini, ChatGPT, Claude, Mistral, DeepSeek and Grok — on a single subscription.

Cherry Studio is a free, open-source desktop AI workbench that runs models from 50+ cloud providers and local deployments in one window

One browser workspace bundling 55+ chat, image, video and audio AI models under a single token budget.

Paste one prompt, see how ChatGPT, Claude, Gemini and 40+ other models answer it, then compare quality, cost and speed side by side.

Compare AI models side-by-side from one prompt — up to four answers in parallel columns.

Chatbox is a multi-model AI chat client with a local knowledge base and a Work Mode desktop agent that runs code and finishes tasks.

Self-hosted AI interface: run Ollama, OpenAI, or Anthropic models on your own hardware and keep your data.

Multi-model AI chat for putting several LLMs side by side on the same prompt.

ChatHub sends one prompt to GPT-6, Claude 5, Gemini 3 and 20+ AI models side by side in a single app.

Chat with GPT-6-Astra, Claude-Opus-5.5, Grok-4.7 and thousands more AI models in one window, privately or in a group chat.

Run 15+ offline AI models on your phone for private, on-device chat, image, music and code generation.

LibreChat self-hosts multi-model AI chat, agents, and MCP tools on your own infrastructure for free.

Raycast Pro puts multi-model AI chat, agents and cloud sync behind one Mac hotkey for $8/month.

Open-source, local-first desktop AI client that connects to multiple model providers and keeps your data on your machine.

Multi-model mobile AI hub from Vulcan Labs — GPT-5, Claude Sonnet 4.6, Gemini 2.5 and Grok-4 in one iOS and Android app.

Nova AI App is a multi-model chatbot for Web, iPhone, iPad, Apple Watch, macOS and Android, from $9.99/mo.

Compare answers from 400+ AI models in one uncensored AI aggregator, then vote to rank them.

Open-source Koishi plugin that adds multi-model LLM chat, agent tools and text/image/voice replies to your bot

Fable 5 AI prompt workspace: free streaming chat, 42 templates and a dated model guide for Anthropic's Claude Fable 5.

Writingmate puts 350+ AI chat models, image generation and video generation behind one $19.99/mo subscription.

Multi-model AI chat that puts GPT-4, GPT-3.5, Claude 2 and Claude Instant in one thread, with file chat, CSV analysis and browsing built in.