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ChatOne

Multi-model AI chatbot that lets you ask several AI models at once and compare their answers.

FreemiumFree plan AI Assistants

From USD 9.99 one-time

Platforms
Web (chatone.io)
Visit Website (opens in a new tab)

Overview

ChatOne is a web-based multi-model AI chatbot — one interface where you ask a question and receive answers from multiple AI models simultaneously, instead of paying for several separate subscriptions.

Pricing: Free — run 6 AI models at once, add/remove models, 5 credits, standard support. Credit Plan ($9.99 one-time) — run 6 AI models at once, 1000 credits, standard support. Monthly Basic ($15.99/month) — run 6 AI models at once, unlimited queries, standard support. Monthly Premium ($34.99/month) — run 10 AI models at once, unlimited queries, priority support. Payments via Stripe.

Supported models (as listed on the official site): GPT-4o, GPT-4o-Mini, GPT-5.3, GPT-5.4 Mini, GPT-5.4 Nano, Grok 4.1 Fast, Grok 3, Kimi K2.5 ('more coming soon'). Note: the site title mentions ChatGPT, Claude Sonnet and Gemini, but only the models above appear in the visible model list.

The official Terms note that responses 'may not always be accurate or complete.'

Browse more tools in the AI Assistants category, compare with ChatGPT, Claude, and Perplexity, see Claude vs ChatGPT, or try the ChatOne prompts.

Key Features

  • Ask multiple AI models at once with simultaneous responses
  • Customizable model selection
  • Up to 6 models at once (Free/Credit/Basic) or 10 (Premium)
  • Supported models: GPT-4o, GPT-4o-Mini, GPT-5.3, GPT-5.4 Mini, GPT-5.4 Nano, Grok 4.1 Fast, Grok 3, Kimi K2.5

Use Cases

Pricing

Plan features, usage limits and billing options may change. Check the provider for current details.

Check current plans on the official website

Platforms / Availability

  • Web (chatone.io)

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