OpenAI acquires NextSlide to bring AI-generated presentations into ChatGPT

OpenAI acquired NextSlide, the startup that turned prompts, notes, documents, and research into editable presentations. The article OpenAI acquires NextSlide to bring AI-generated presentations into ChatGPT appeared first on The Decoder .

The top 3

  1. Highest-Valued Private AI Companies: As of mid-2026, Anthropic leads the private AI market with a $965 billion valuation, followed closely by OpenAI at $852 billion, and xAI at $230 billion.
  2. Leading AI Unicorns by Funding: Databricks is valued at $134 billion, Waymo at $126 billion, and Canva, while a broader tech company, has significant AI integration and is valued at $65 billion, highlighting diverse AI applications attracting major investments.
  3. Fastest-Growing AI Startups by Valuation: Anthropic's valuation surged from $380 billion to $965 billion in just three months in 2026, while OpenAI added over $350 billion in value from October 2025 to March 2026, demonstrating rapid growth in the frontier AI sector.

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