
Grok is an AI assistant built by SpaceXAI (formerly xAI) offering chat, image generation, coding help, and real-time answers from the web and X.
Published pricing
Free plan available
Grok and Claude are directly compared head-to-head in dedicated comparison articles.
Relationship verified September 25, 2026.

Perplexity is an AI-powered answer engine that combines conversational search with cited, real-time web results.
Published pricing
Free plan available
Perplexity and Claude are compared in multi-way AI assistant comparison coverage as overlapping consumer AI chat products.
Relationship verified September 25, 2026.

Microsoft Copilot is a free consumer AI chat assistant from Microsoft for chatting, image creation, and everyday tasks, distinct from Microsoft 365 Copilot and GitHub Copilot.
Published pricing
Free plan available
Categories
Productivity, AI Assistant
Microsoft Copilot and Claude are included together in multi-assistant comparison coverage as overlapping consumer AI chat products.
Relationship verified September 25, 2026.

DeepSeek is a Chinese AI company offering a free conversational assistant and a usage-based API built on its DeepSeek large language models.
Published pricing
Free plan available
Categories
AI Coding, AI Assistant
DeepSeek is compared against Claude as a lower-cost alternative general-purpose AI model/chat provider in industry coverage.
Relationship verified September 25, 2026.

Vibe (formerly known as Le Chat) is Mistral AI's assistant for chat, research, writing, and coding, combining conversational AI with agentic work and code modes.
Published pricing
Free plan available
Categories
AI Coding, AI Assistant
Mistral's Vibe (formerly Le Chat) is compared to Claude as a competing agentic chat-and-code assistant in independent coverage.
Relationship verified September 25, 2026.