Company lists · Data refreshed November 2026

Top 25 Open source AI platform providers worldwide

Name: Open source AI platform providers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 6,380 companies tracked

RevenueBase identified 6,380 company matches for open source AI platform providers worldwide as of November 2026 and tracks 188,287 professional contacts across them, including 48,271 with verified work emails. The United States is the largest market and San Francisco the largest hub.

This list covers company matches for open source AI platform providers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for open source AI platform providers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built

6,380Companies

188,287Contacts tracked

48,271Verified emails

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The 25 largest open source AI platform providers worldwide

Ranked by team size

Top 25 of 6,380 company matches for open source AI platform providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Baidu, INC	Exact match	Beijing, ChinaHQ recorded Nov 5, 2026	10001+	15,752 contacts →
	Exact match “Baidu is a leading AI company with strong Internet foundation, driven by our mission to “make the complicated world simpler through technology”.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Teradata	Exact match	San Diego, United StatesHQ recorded Nov 5, 2026	10001+	9,664 contacts →
	Exact match “Teradata empowers enterprises to turn intelligence into autonomous action, grounding AI agents in deep business context and trusted data.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Innodata INC	Exact match	Ridgefield Park, NJ, United StatesHQ recorded Nov 5, 2026	5,001-10,000	9,017 contacts →
	Exact match “NASDAQ: INOD) Innodata is a global data engineering company.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Rackspace Technology	Exact match	San Antonio, VA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	7,096 contacts →
	Exact match “Rackspace Technology® is the operator of the full enterprise AI stack from governed private cloud to AI inference and agents in production.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Turing	Exact match	San Francisco, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	6,778 contacts →
	Exact match “Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Scale AI	Exact match	San Francisco, CA, United StatesHQ recorded Nov 5, 2026	n/a	6,564 contacts →
	Exact match “Scale’s mission is to develop reliable AI systems for the world’s most important decisions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Telus Digital AI Data Solutions	Exact match	Las Vegas, NV, United StatesHQ recorded Nov 5, 2026	10001+	5,427 contacts →
	Exact match “TELUS Digital AI & Data Solutions partners with a diverse and vibrant community to help our customers enhance their AI and machine learning models.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Compass UOL	Exact match	San Francisco, CA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	4,579 contacts →
	Exact match “We are AI/R.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Celonis	Exact match	New York, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,859 contacts →
	Exact match “Celonis makes processes work, for people, companies, and the planet.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Progress Software	Exact match	Burlington, MA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,796 contacts →
	Exact match “Progress Software (Nasdaq: PRGS) empowers organizations to achieve transformational success in the face of disruptive change.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Cornerstone Ondemand	Exact match	Santa Monica, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,754 contacts →
	Exact match “Cornerstone powers the potential of organizations and their people to thrive in a changing world.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Cloudfactory	Exact match	Us / Uk / Nepal / Kenya, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,738 contacts →
	Exact match “Bridge the gap between your AI’s promise and its real-world performance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Coreweave	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,619 contacts →
	Exact match “CoreWeave is the Essential Cloud for AI.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	CALIX	Exact match	San Jose, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,293 contacts →
	Exact match “Calix is an AI platform company that enables service providers to transform their operations and accelerate delivery of differentiated experiences-so they can compete and win in…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Digitalocean	Exact match	Broomfield, CO, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,277 contacts →
	Exact match “DigitalOcean is the AI-Native Cloud purpose-built for the inference and agentic era.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Infobeans	Exact match	Danville, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,005 contacts →
	Exact match “InfoBeans specializes in AI-first software development and implementation for its enterprise clients to solve their most complex business problems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Sensetime 商汤科技	Exact match	Shanghai, Hong KongHQ recorded Nov 5, 2026	1,001-5,000	1,729 contacts →
	Exact match “Founded in 2014, SenseTime is a leading artificial intelligence (AI) software company, committed to its mission of "creating a better AI-empowered future through original…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Writer	Exact match	San Francisco, CA, United StatesHQ recorded Nov 5, 2026	n/a	1,665 contacts →
	Exact match “WRITER is where the world’s leading enterprises orchestrate AI-powered work.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Dataiku	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,578 contacts →
	Exact match “Dataiku is the Platform for AI Success, the enterprise orchestration layer for building, deploying, and governing AI.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Nebius	Exact match	Amsterdam, FranceHQ recorded Nov 5, 2026	1,001-5,000	1,500 contacts →
	Exact match “The Nebius AI Cloud brings powerful full-stack infrastructure for AI developers and practitioners across startups, enterprises and science institutes to build and deploy…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Crusoe	Exact match	Denver, CO, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,428 contacts →
	Exact match “As the AI factory company, Crusoe is on a mission to accelerate the abundance of energy and intelligence.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Oracle Japan 日本オラクル	Exact match	Minato-ku, JapanHQ recorded Nov 5, 2026	1,001-5,000	1,314 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Cohere	Exact match	Toronto, CanadaHQ recorded Nov 5, 2026	501-1,000	1,220 contacts →
	Exact match “Cohere is the leading security-first enterprise AI company.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Snorkel AI	Exact match	Redwood City, NY, United StatesHQ recorded Nov 5, 2026	201-500	1,216 contacts →
	Exact match “Snorkel AI is the frontier AI data lab, helping teams build the data and environments behind high-performing frontier and agentic AI.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Vast Data	Exact match	Vast, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,137 contacts →
	Exact match “The Operating System for the Thinking Machine.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “open source AI platform providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 6,380 open source AI platform providers worldwide

See the full list, filter by size, metro and specialty, and access 48,271 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Open source AI platform providers worldwide at a glance

As of Nov 5, 2026

25.6%Verified-email coverage

29.5Average contacts per company

1-10Median size (employees)

3.7%Largest-city concentration · San Francisco

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

3,932

11-50

1,762

51-200

464

201-500

113

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for open source AI platform providers are linked below.
What qualifies: Company records worldwide whose business descriptions match “open source AI platform providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 48,271 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Open source AI platform providers by location

41 lists · largest first

Every Open source AI platform providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “open source AI platform providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many open source AI platform providers are there worldwide?

RevenueBase identified 6,380 company matches for open source AI platform providers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Baidu, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most open source AI platform providers?

The United States leads with 1,508 companies, followed by India (680) and the United Kingdom (256). Every open source AI platform providers list by country and city is linked on this page.

Which city has the most open source AI platform providers?

San Francisco leads with 239 company records, followed by London (174) and Bangalore (137).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 48,271 professional contacts with verified work emails tracked across these 6,380 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.