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AI Infrastructure Startups

Updated August 2026

AI infrastructure startups building the foundation models, GPU clouds, inference platforms, vector databases, and orchestration layers that power modern AI applications. These companies sit between hyperscalers and AI product teams.

Explore 623 recently funded ai infrastructure companies with verified founder contact information and fundraising data.

Total Companies
623
Total Funding
$1.1B
Avg Funding
$44.0M
Global Reach
5
countries

Top Cities for AI Infrastructure

New York
San Francisco
Salt Lake City
Dover
San Jose
London

Recently Funded Companies

Export
New York, United States

Dash0 is an OpenTelemetry-native observability platform for collecting, transmitting, and analyzing distributed system data.

$110.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Gimlet Labs is a startup that develops infrastructure and applied research solutions that enable execution of agent-based AI workloads.

$80.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Salt Lake City, United States

Blyncsy uses AI and machine learning to deliver intelligence to improve the safety and efficiency of our traffic and transportation network.

Mar 2022

Founder Contacts

41,000+ verified contacts

Dover, United States

MoonPay is a fintech company providing payment infrastructure for converting fiat currencies into cryptocurrencies and NFTs.

$200.0M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

San Jose, United States

Hosted·AI is a software company that offers GPUaaS orchestration, AI tools, and cloud infrastructure solutions.

$19.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

London, United Kingdom

xmemory is an AI‑focused startup working on advanced, structured memory architectures for AI agents and large‑language‑model (LLM) systems.

$4.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Harumi, Japan

Recho develops and provides voice AI solutions.

$1.3M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Redwood City, United States

TruEra provides AI quality management solutions that test, optimize, and monitor machine learning models.

$25.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Wilmington, United States

Liveblocks provides real-time infrastructure for building collaborative applications for multiplayer experiences and AI agent interactions.

$5.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Miami, United States

TravelX is building the AI operating system for airline retailing.

$10.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Tampa, United States

Cheqroom gives equipment-powered teams real-time visibility, intelligent workflow orchestration, and full compliance

$15.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Boulder, United States

Great Sky combines photonics, superconductors, and semiconductors. to develop AI hardware.

$14.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

New York, United States

Motion! The AI-Driven System for Autonomous Innovation. The World's First Agentic AI OS. AI + Human Collaboration

$500K raised
Mar 2023

Founder Contacts

41,000+ verified contacts

San Francisco, United States

HydraDB provides the developer tools and infrastructure to give agents context and memory.

$6.5M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Berlin, Germany

Qdrant is an open-source vector search engine and database for next-generation AI applications.

$50.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Chofu, Japan

Umee Technologies is an IT firm that offers full-stack development, conversational AI, and psychological analysis engine services.

$2.0M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Exla employs quantization techniques for AI models to reduce memory consumption while simultaneously improving inference speed.

Mar 2025

Founder Contacts

41,000+ verified contacts

Palo Alto, United States

Standard Kernel builds AI technology that makes the core software running on GPUs and other accelerators faster and more efficient.

$20.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

New Castle, United States

AI Infrastructure optimization platform. Zymtrace profiles GPU & CPU workloads with zero instrumentation to cut costs and boost performance

$8.5M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Tórtola, Spain

General Tensor builds bittensor infrastructure, runs mining/validating operations, and develops subnet/DeFi apps.

$5.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

New York, United States

Xscape Photonics provides photonic chips for high-speed connections in high-performance computing systems and data centers.

$37.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Ikoma, Japan

LENZO is a semiconductor company that builds hardware designed for modern parallel workloads from blockchain to AI inference.

$3.2M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Santa Clara, United States

Celestial AI develops an optical interconnect technology platform for data center and AI computing solutions.

$255.0M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Dublin, United States

Amber Semiconductor is a fabless semiconductor company developing advanced power management solutions for AI data centers.

$30.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Saratoga, United States

Eridu provides frontier networking solutions for AI, purpose-built to meet the demands of scale-out and scale-up networks.

$200.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Showing 301 to 325 of 623 companies

About the AI Infrastructure Startup Ecosystem

The ai infrastructure sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in AI Infrastructure

AI Infrastructure companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The ai infrastructure sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

AI Infrastructure Funding Breakdown

Here is how funding is distributed among the 623 ai infrastructure companies tracked in the VCBacked database.

Average Funding
$44.0M
Total Funding Tracked
$1.1B
Countries Represented
5

Distribution by Funding Stage

Other25 companies

Top Cities for AI Infrastructure

1.New York
3 companies$147.5M
2.San Francisco
3 companies$86.5M
3.Salt Lake City
1 companiesUndisclosed
4.Dover
1 companies$200.0M
5.San Jose
1 companies$19.0M

Related Industries

Companies in the ai infrastructure sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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