Perplexity AI, Inc. is a San Francisco–based artificial intelligence startup founded in August 2022 by Aravind Srinivas, Denis Yarats, Johnny Ho, and Andy Konwinski. In just a few years, the company has surged in prominence—valued at around **US $18 billion** as of mid-2025—and backed by high-profile investors such as Jeff Bezos, Nvidia, and others.

Bolt.new is an ultra-fast, AI-enhanced coding platform that feels like a fusion of a REPL, terminal, and intelligent IDE—all in your browser. It’s built for speed, simplicity, and experimentation, giving developers and learners a playground to test, iterate, and build without setup friction. Think of it as the lightning-fast scratchpad for your code—fueled by AI.

Replit is more than just an online coding platform—it's an AI-powered development environment designed to make building, deploying, and collaborating on code faster and easier than ever. With a powerful set of tools including its AI coding assistant, Ghostwriter, Replit is revolutionizing the way developers, students, and startups write software.

In the rapidly evolving world of generative AI, Claude by Anthropic has emerged as one of the most thoughtful and user-friendly AI assistants on the market. Built with a focus on helpfulness, honesty, and harmlessness, Claude isn't just another chatbot—it’s a reliable AI partner for writing, summarizing, coding, and creative brainstorming.

In the rapidly evolving landscape of artificial intelligence, ChatGPT by OpenAI emerges as a premier conversational AI platform. Ideal for developers, bloggers, businesses, and industry professionals, ChatGPT delivers sophisticated interactions that significantly boost productivity, creativity, and operational efficiency.