Best Conversational AI Tools (Tested 2026)

ChatGPT

★4.7

OpenAI's flagship conversational AI, built for everything from drafting emails to complex reasoning

Claude

★4.6

Anthropic's AI assistant, known for long-context work, careful reasoning, and strong writing

Perplexity

★4.4

AI-powered search that answers questions with cited sources instead of links to click

Google Gemini

★4.3

Google's conversational AI with deep integration into Search, Docs, Gmail, and YouTube

Grok

★4.1

xAI's chatbot with real-time X (Twitter) data access and a direct, unfiltered style

Mistral Le Chat

★4.0

European AI assistant from Mistral, available free with strong multilingual and privacy focus

DeepSeek

★4.0

Chinese open-source AI with a free web chat and among the cheapest API rates available

Microsoft Copilot

★3.9

Microsoft's AI assistant, built into Windows and Microsoft 365, powered by OpenAI models

Poe

★3.8

Multi-model AI chat platform that gives one subscription access to GPT, Claude, Gemini, and more

Meta AI

★3.7

Meta's free AI assistant embedded in WhatsApp, Instagram, Messenger, and a standalone app