How Much Did Together AI Raise? Funding & Key Investors

Date August 22, 2025
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Together AI

COMPANY INFO

Together AI's actual company name is Together Computer Inc. It was founded on June 11, 2022, by Ce Zhang, Chris Re, Percy Liang, and Vipul Ved Prakash. The company has between 51 and 200 employees and is headquartered in San Francisco, California. Together AI operates in the artificial intelligence, internet, IT infrastructure, open source, and software industries. Its website is https://www.together.ai. Together AI is a research-driven AI company that empowers developers and researchers to train, fine-tune, and deploy generative AI models using an open-source, decentralized cloud platform. The company emphasizes transparency, privacy, and no vendor lock-in, aiming to advance AI innovation and model stewardship for societal benefit. (together.ai, crunchbase.com)

How Much Did Together Computer Inc Raise? Funding & Rounds and Investors

Together Computer Inc (commonly known as Together AI) is a pioneering research-driven company founded in 2022 by Ce Zhang, Chris Re, Percy Liang, and Vipul Ved Prakash. Specializing in artificial intelligence, IT infrastructure, open source, and software, Together AI empowers developers and researchers to train, tune, and deploy generative AI models via an open-source, decentralized cloud platform. Headquartered in San Francisco, California, the company emphasizes transparency, privacy, and model stewardship, driving AI innovation for societal benefit.

Together Computer Inc has quickly become a notable force in the AI infrastructure landscape, attracting significant attention from prominent venture capital firms and strategic investors. The company has raised a total of $554 million across five funding rounds, demonstrating a robust funding trajectory. Key milestones include rapid scaling through a $305 million Series B in 2025 and notable participation from industry leaders such as NVIDIA and Salesforce Ventures. Together Computer Inc’s investment strategy reflects a commitment to open organizational growth, transparency, and a focus on building large-scale, reliable infrastructure for generative AI—a fact underscored by strong investor support and growing enterprise adoption.

Funding Rounds

Series B - $305 million - February 20, 2025

This round was aimed at scaling Together AI's Acceleration Cloud infrastructure, deploying NVIDIA Blackwell GPUs, and expanding the AI application ecosystem. The funds will support both the growth of their infrastructure and enable a broader set of enterprise AI deployments.

Series A Extension - $106 million - March 14, 2024

Raised to further scale infrastructure and expand enterprise partnerships. This extension saw continued support from prior investors and focused on capacity growth for large-scale model training and enterprise services.

Series A - $102 million - November 29, 2023

Funding targeted at accelerating product development and catalyzing market entry, with prominent strategic and venture investors participating to help drive platform enhancements and broader market reach.

Seed - $20 million - May 16, 2023

Initial funding round used for launch activities and early product development, laying the foundation for rapid product innovation and establishing infrastructure for future growth.

Key Investors

Prosperity7 Ventures

Prosperity7 Ventures is an international venture capital fund backing transformational companies. As a co-lead investor in the Series B, Prosperity7 has played a key role in Together Computer Inc’s funding strategy and infrastructure expansion.

General Catalyst

General Catalyst, a leading global venture capital firm, led the Series B round. Their involvement is instrumental in scaling Together AI’s cloud infrastructure and supporting the vision of accessible, open-source AI.

Salesforce Ventures

A prominent corporate venture arm, Salesforce Ventures participated significantly in the Series A extension and Series B rounds, strengthening Together AI’s enterprise partnerships and strategic integrations.

Coatue

Coatue, a technology-focused investment firm, contributed to the Series A extension and Series B. Their expertise in scaling technology companies supports Together Computer Inc’s infrastructure ambitions.

Lux Capital

Lead investor in the Seed round and a participant in subsequent rounds, Lux Capital has helped fuel Together AI’s early-stage development and research-driven strategies.

Emergence Capital

Noted for backing innovative SaaS and cloud companies, Emergence Capital invested in both the Series A and its extension, advancing Together AI’s commercial expansion and enterprise capabilities.

Kleiner Perkins

This prominent Silicon Valley venture capital firm led the Series A round and participated in the Series A extension and Series B, playing a central role in Together AI’s market strategy and platform growth.

NVIDIA

As a world leader in GPU computing and AI, NVIDIA’s investment in Series A and beyond accelerates Together AI’s infrastructure development and ensures deep technical collaboration.

NEA (New Enterprise Associates)

NEA joined key funding rounds, offering support with scaling operations and unlocking go-to-market opportunities for Together Computer Inc.

Greycroft

An influential venture firm that participated in the company’s scaling rounds, supporting continued platform expansion.

137 Ventures

A technology-focused investor, contributing strategic capital to sustain Together AI’s growth trajectory.

Long Journey Ventures

Early-stage investment partner in the Seed and subsequent funding rounds, Long Journey Ventures played a part in Together AI’s foundational growth.

SV Angel

A well-known seed investor, SV Angel helped launch Together AI by contributing to the Seed round and supporting its open-source mission.

First Round Capital

Participated in the Seed round, providing critical early guidance and capital for the company’s initial development.

Robot Ventures

An investment fund focused on early-stage technical teams, supporting foundational work at Together Computer Inc.

Definition Capital

A venture partner participating in early funding rounds, focusing on infrastructure and open-source growth.

Susa Ventures

Supported the Seed round and remained engaged in subsequent funding stages.

Cadenza, SCB 10X, FactoryHQ

Additional strategic and venture investors, each contributing domain expertise and targeted capital to advance Together AI’s mission.

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