Best AI Chatbots Tools

OpenAI's general-purpose AI assistant powering text, image, voice, code, and agentic workflows across six subscription tiers from free to enterprise.

Google's multimodal AI assistant integrated across Search, Workspace, and developer tools, offering a free tier through Google One AI Pro at $19.99/month.

AI-powered answer engine combining real-time web search with cited, source-grounded responses for research, fact-checking, and knowledge retrieval workflows.

Chinese open-source AI lab offering free consumer chat and the most cost-effective frontier API, with DeepSeek V3.2 powering both chat and reasoning modes at $0.28/MTok output.

French open-source AI company offering efficient large language models via API and Le Chat consumer assistant with European data sovereignty and GDPR compliance focus.

AI-powered search and productivity platform combining cited web search, multi-model access, and research agents in a single interface for individuals and teams.

Quora's multi-model AI platform providing unified access to GPT-4, Claude, Gemini, and 20+ other models plus custom bot creation through a single subscription.

Meta's free AI assistant powered by Llama 4, integrated across Facebook, Instagram, WhatsApp, and Messenger with image generation and real-time information access.

xAI's conversational AI assistant with real-time X platform data integration, available as a standalone subscription or bundled with X Premium.