# Fireworks AI funding rounds and investors

As of 7 Nov 2026, Fireworks AI has raised $1.83B across 4 verified rounds on record; latest: $1.505 billion Series D led by Index Ventures, Atreides Management and 1 other, announced 15 Jul 2026.

Fireworks AI builds tools for enterprises to specialize AI models based on their own data.

Website: https://fireworks.ai  
Headquarters: San Mateo, USA  
Page: https://fireround.dev/companies/fireworks

## Verified rounds

| Announced | Round | Amount | Lead investors | Other investors | Sources |
| --- | --- | --- | --- | --- | --- |
| 2026-07-15 | Series D | $1.505 billion | Index Ventures, Atreides Management, TCV | Nvidia, 20VC, Bessemer Venture Partners, Evantic Capital, Insight Partners, Lone Pine Capital, Menlo Ventures, Operator Collective, Ontario Teachers' Pension Plan, Original Capital, Prysm Capital, Quantum Capital, TIME Ventures, Lightspeed | [fireworks.ai](https://fireworks.ai/blog/series-d-announcement), [businesswire.com](https://www.businesswire.com/news/home/20260716264405/en/Fireworks-Raises-a-%241.5-Billion-Series-D-to-Lead-the-Specialized-Intelligence-Revolution), [siliconangle.com](https://siliconangle.com/2026/07/16/ai-infrastructure-startup-fireworks-closes-1-5b-round-17-5b-valuation) |
| 2025-10-28 | Series C | $250 million | Lightspeed, Index Ventures, Evantic Capital | Sequoia Capital, Nvidia, AMD Ventures, MongoDB Ventures, Databricks ventures | [fireworks.ai](https://fireworks.ai/blog/series-c), [businesswire.com](https://www.businesswire.com/news/home/20251028604819/en/Fireworks-AI-Raises-%24250M-Series-C-to-Lead-the-AI-Inference-Market) |
| 2024-07-11 | Series B | $52M | Sequoia Capital | Nvidia, AMD Ventures, MongoDB Ventures | [fireworks.ai](https://fireworks.ai/blog/fireworks-ai-series-b-compound-ai) |
| 2024-03-27 | Series A | $25M | Benchmark | Sequoia Capital, Databricks ventures, Frank Slootman, Alexandr Wang, Confluent, Meta, OnePassword | [finsmes.com](https://www.finsmes.com/2024/03/fireworks-ai-raises-25m-in-series-a-funding.html) |

Source: Fireround (https://fireround.dev), an open-source funding feed. Each round is checked against the pages listed with it.