Skip to main content

AI Infrastructure Startups

Updated July 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 273 recently funded ai infrastructure companies with verified founder contact information and fundraising data.

Total Companies
273
Total Funding
$1.1B
Avg Funding
$44.9M
Global Reach
7
countries

Top Cities for AI Infrastructure

Singapore
Kanagawa
New York
San Francisco
San Jose
Wilmington

Recently Funded Companies

Export
Singapore, Singapore

Capx AI is a Web3 and AI infrastructure company that provides tools to build, deploy, tokenize, and manage AI agents on blockchain networks.

$3.1M raised
Mar 2025

Founder Contacts

30,000+ verified contacts

Kanagawa, Japan

ai& develops a vertically integrated AI infrastructure and model services platform based in Japan.

$50.0M raised
Mar 2026

Founder Contacts

30,000+ verified contacts

New York, United States

AI for our most pressing crises in silicon.

$50.0M raised
Mar 2026

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Agentic Commerce Infrastructure

$3.0M raised
Mar 2026

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Visibl Semiconductors is an applied AI lab focused on automating the development of the world's semiconductors.

Mar 2026

Founder Contacts

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ verified contacts

Boulder, United States

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

$14.0M raised
Mar 2026

Founder Contacts

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ verified contacts

Palo Alto, United States

SambaNova is an AI hardware and software company that specializes in providing infrastructure for AI and machine learning applications.

$350.0M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Saint Petersburg, Russian Federation

DDAT Holdings is a digital asset treasury technology company powering bitcoin automation and AI governance.

$900K raised
Feb 2026

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Cendra is a platform for action-oriented AI agents that automate conversations and operations in the built world.

$1.0M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Banana is an ML API for developers to run ML workloads from a single line of code, without any learning curve.

$3.4M raised
Feb 2024

Founder Contacts

30,000+ verified contacts

Paris, France

Presage Labs is an applied research laboratory that develops world models for cloud infrastructure and distributed platforms.

$1.4M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Showing 151 to 175 of 273 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 273 ai infrastructure companies tracked in the VCBacked database.

Average Funding
$44.9M
Total Funding Tracked
$1.1B
Countries Represented
7

Distribution by Funding Stage

Other25 companies

Top Cities for AI Infrastructure

1.San Francisco
6 companies$13.9M
2.New York
3 companies$87.5M
3.Singapore
1 companies$3.1M
4.Kanagawa
1 companies$50.0M
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.

Ready to Connect with AI Infrastructure Startups?

Perfect for: B2B sales teams targeting ai infrastructure companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.

Get Started - Access Contact Information

Join thousands of sales teams, investors, and service providers using VCBacked