When was Lambda AI founded?

Lambda AI was founded in 2012 and became a unicorn in 2024, reaching the milestone in 12 years. It raised its 1st funding round 7 years after its incorporation.

Where is Lambda AI located?

Lambda AI is headquartered in San Jose, United States. It is registered at San Francisco, California.

Who is the current CEO of Lambda AI?

Stephen Balaban of Lambda AI. They have also founded 1 company.

How many employees does Lambda AI have?

As of Aug 31, 2025, the latest employee count at Lambda AI is 249.

Is Lambda AI a funded company?

Lambda AI is a funded company, having raised a total of $2.48B across 11 funding rounds to date. The company's 1st funding round was a $4M Seed round, raised on 2019.

How much is Lambda AI worth?

The latest valuation of Lambda AI is $4B as of Nov 18, 2025.

When was the latest funding round of Lambda AI?

Lambda AI's latest funding was a $1.5B Series E round on Nov 18, 2025, with participation from 2 investors.

Is Lambda AI a AI Infrastructure company?

The primary sectors of Lambda AI are AI Infrastructure and Artificial Intelligence.

Where does Lambda AI rank among its competitors?

Lambda AI ranks 21st amongst 224 active competitors, of which 46 are funded. It stands 2nd in terms of total funding among its competitors. The most recent competitor to raise funding was FluidStack, which secured $450M in Jan, 2026.

Who are the top competitors of Lambda AI?

Lambda AI's top competitors include CoreWeave, FluidStack and exaBITS. Among them, FluidStack secured the most recent funding round in January, 2026.

Lambda AI - 2026 Company Profile, Team, Funding & Competitors

Lambda AI is a series E company based in San Jose (United States), founded in 2012 by Stephen Balaban and Michael Balaban. It operates as a Provider of supercomputers, clusters, and instances for artificial intelligence development. Lambda AI has raised $2.48B in funding from investors like Mercato Partners, Bloomberg Beta and Gradient Ventures, with a current valuation of $4B. The company has 224 active competitors, including 46 funded and 9 that have exited. Its top competitors include companies like CoreWeave, FluidStack and exaBITS.

Sectors and market segments that Lambda AI operate in

Lambda AI serves in the High Tech, Native AI market segments.The primary business model of Lambda AI are:

Company Details

Provider of supercomputers, clusters, and instances for artificial intelligence development. The company offers infrastructure for training foundation models and serving inference. It provides supercomputer resources, including high-density power, liquid cooling, and processors. The company delivers single-tenant clusters and instances optimized for artificial intelligence workloads. It focuses on security, compliance, and hardware-level isolation.

Website: lambda.ai
Social
Phone Number: +1 **********
Registered Address: San Francisco, California

Key Metrics

Founded Year

2012

Location

San Jose, United States

Stage

Series E

Total Funding

$2.48B in 11 rounds

Latest Funding Round

Series E, Nov 18, 2025, $1.5B

Post Money Valuation

$4B as on Nov 18, 2025

Investors

Mercato Partners & 57 more

Ranked

21^st among 224 active competitors

Employee Count

249 as on Aug 31, 2025

Similar Companies

CoreWeave & 214 more

View Lambda AI's full profile

Lambda AI is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
LAMBDA LABS, INC. CIN: 461144275 , United States, Active	Dec 31, 1999	-	315 (As on Dec 31, 2024)	-

Lambda AI has raised a total funding of $2.48B over 11 rounds. Its first funding round was on 2019. Its latest funding round was a Series E round on Nov 18, 2025 for $1.5B. 2 investors participated in its latest round. Lambda AI has 50 institutional investors and 8 angel investors.

Here is the list of recent funding rounds of Lambda AI:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Nov 18, 2025	$1.5B	Series E	$4B	-	TWG Global	Usitfund
Aug 19, 2025	$275M	Conventional Debt	-	-	-	J P Morgan, Citi, MUFG, Credit Agricole
Feb 20, 2025	$480M	Series D	-	-	Andra Capital, sgw	Andrej Karpathy, ARK Investment Management, Fincadia Capital Partners, G Squared, In-Q-Tel, KHK & Partners, Nvidia, 1517 Fund, Crescent Cove Advisors, Pegatron, Super Micro, Usitfund, Wistron, Wiwynn

Access funding benchmarks and valuations. Sign up today!

View details of Lambda AI's funding rounds and investors

The founders of Lambda AI are Stephen Balaban and Michael Balaban. Stephen Balaban is the CEO of Lambda AI.

Here are the details of Lambda AI's key team members:

Stephen Balaban: Co-Founder & CEO of Lambda AI and founder of 1 other company.
Contact Info: 4 email addresses
Michael Balaban: Co-Founder & CTO of Lambda AI and founder of 1 other company.

View details of Lambda AI's Founder profiles and Board Members

Lambda AI's employee count trend

Lambda AI has 249 employees as of Aug 25. The total employee count is 2.0% more than what it was in Aug 24. Here is Lambda AI's employee count trend over the years:

Uncover Lambda AI's growth story! Sign up today!

Access Tracxn on any website

Our Google Chrome extension lets you view company details while browsing their websites

Install Tracxn Extension

Top competitors of Lambda AI include CoreWeave, FluidStack and exaBITS. Here is the list of Top 10 competitors of Lambda AI, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	CoreWeave 2017, New York City (United States), Public	Provider of cloud computing services for artificial intelligence workloads	$2.38B	Magnetar, Coatue & 33 others	70/100
2nd	FluidStack 2017, New York City (United States), Series B	Provider of high-performance computing infrastructure for artificial intelligence workloads	$653M	Seedcamp, Episode 1 Ventures & 6 others	69/100
3rd	exaBITS 2021, San Mateo (United States), Seed	Decentralized GPU computing infrastructure for AI workloads	$20M	Portal ventures, Hack VC & 16 others	68/100
4th	Neysa 2023, Mumbai (India), Series A	Provider of AI acceleration cloud system with infrastructure and services	$50M	Z47, Nexus Venture Partners & 12 others	68/100
5th	Theta Token 2016, Cupertino (United States), Series A	Decentralized video delivery platform	$9.26M	GFR Fund, Heuristic Capital Partners & 35 others	71/100
6th	Together AI 2022, San Francisco (United States), Series B	Provider of a platform for developing, fine-tuning, and deploying AI models	$534M	Nvidia, Lux Capital & 22 others	67/100
7th	Crusoe 2018, Denver (United States), Series E	Operator of cloud platform providing infrastructure for artificial intelligence workloads	$2.77B	Valor Equity Partners, Founders Fund & 64 others	67/100
8th	E2E Networks 2009, Delhi (India), Public	Provider of cloud infrastructure for artificial intelligence and machine learning	$488K	Blume Venture, Amity Business Incubator & 5 others	64/100
9th	Ubitus 2007, Tokyo (Japan), Series D	Provider of cloud gaming, metaverse streaming, and artificial intelligence solutions	$17M	Nvidia, Samsung Venture Investment & 8 others	63/100
10th	Ori 2018, London (United Kingdom), Series D	Provider of a full-stack AI cloud platform with flexible deployment options	$178M	Episode 1 Ventures, Capital Lab & 10 others	63/100
21st	Lambda AI 2012, San Jose (United States), Series E	Provider of supercomputers, clusters, and instances for artificial intelligence development	$2.48B	Savano Capital Partners, T. Rowe Price & 56 others	57/100