Funding › Investors

Index Ventures portfolio: 21 rounds in AI and data

Rounds where Index Ventures led or took part, newest first. Led: 8.

  1. Temporal raises $550M Series E, . Developer tools. Led by Lightspeed Venture Partners, Wellington Management. Open-source durable execution platform for reliable long-running workflows and AI agents.
  2. Wonderful raises $550M Series C, . AI apps. Led by Insight Partners. Enterprise platform that connects AI agents, including customer service agents, to company data and workflows.
  3. Instinct raises $250M Series B, . AI apps. Led by Index Ventures, Benchmark. Consumer AI assistant that connects to a user's apps and devices and is reached by text and phone calls.
  4. Fireworks AI raises $1.5B Series D, . AI infrastructure. Led by Atreides Management, Index Ventures, TCV. Inference platform for running and customising open models on enterprise data.
  5. Chai Discovery raises $400M Series C, . AI models. Led by Index Ventures, Kleiner Perkins, Sequoia Capital, Dimension. Chai Discovery builds AI foundation models for predicting and designing molecules such as antibodies for drug discovery.
  6. TwelveLabs raises $100M Series B, . AI models. Led by NEA, NAVER Ventures. Builds foundation models that understand and search video.
  7. Wonderful raises $150M Series B, . AI apps. Led by Insight Partners. Wonderful sells an enterprise AI platform for building and running multilingual AI agents, delivered with forward deployed engineers.
  8. Temporal raises $300M Series D, . Developer tools. Led by Andreessen Horowitz. Temporal makes an open-source durable execution platform that keeps long-running application and AI agent workflows running reliably through failures.
  9. Decagon raises $250M Series D, . AI apps. Led by Coatue, Index Ventures. Builds AI agents that handle customer support conversations for enterprises.
  10. ClickHouse raises $400M Series D, . Databases. Led by Dragoneer Investment Group. ClickHouse builds an open source column-oriented database for real-time analytics, offered as a managed cloud service.
  11. Physical Intelligence raises $600M Series B, . Robotics. Led by CapitalG. Builds general-purpose AI foundation models that let robots perform a wide range of physical tasks.
  12. Wonderful raises $100M Series A, . AI apps. Led by Index Ventures. Wonderful sells an enterprise AI platform for building and running multilingual AI agents, delivered with forward deployed engineers.
  13. Fireworks AI raises $250M Series C, . AI infrastructure. Led by Lightspeed Venture Partners, Index Ventures, Evantic. Fireworks AI offers an inference cloud for running, fine-tuning and scaling open-source generative AI models.
  14. Mistral AI raises a Series C round, . AI models. Led by ASML. Builds open-weight and commercial large language models for enterprises and governments.
  15. Wonderful raises $34M Seed, . AI apps. Led by Index Ventures. Wonderful sells an enterprise AI platform for building and running multilingual AI agents, delivered with forward deployed engineers.
  16. ClickHouse raises $350M Series C, . Databases. Led by Khosla Ventures. ClickHouse builds an open source column-oriented database for real-time analytics, offered as a managed cloud service.
  17. Cartesia raises $27M Seed, . AI models. Led by Index Ventures. Cartesia builds real-time voice AI models, including low-latency text to speech, based on state space model research.
  18. Hebbia raises $130M Series B, . AI apps. Led by Andreessen Horowitz. Hebbia makes an AI platform that lets finance and legal professionals search and analyze large sets of documents.
  19. TwelveLabs raises $50M Series A, . AI models. Led by NEA, NVentures. TwelveLabs builds multimodal foundation models that understand, search and describe video content.
  20. Scale AI raises $1B Series F, . Data infrastructure. Led by Accel. Scale AI provides training data, data labeling and evaluation services for AI model builders and government customers.
  21. Augment Code raises $227M Series B, . Developer tools. Makes an AI coding assistant that understands large enterprise codebases.