Company lists · Data refreshed October 2026

Top 25 AI research software companies based in San Francisco, United States

RevenueBase identified 76 company matches for AI research software companies associated with San Francisco, United States as of October 2026 and tracks 1,494 professional contacts across them, including 363 with verified work emails. Across the United States, San Francisco is the largest hub for this category.

This list covers company matches for AI research software companies associated with San Francisco, United States, 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 October 19, 2026.

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 Oct 19, 2026 How this list was built
76Companies
1,494Contacts tracked
363Verified emails
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The 25 largest AI research software companies based in San Francisco, United States

Ranked by team size
Top 25 of 76 company matches for AI research software companies based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 2026201-500373 contacts →

Exact match

“At LangChain, our mission is to make intelligent agents ubiquitous.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 2026n/a205 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-200141 contacts →

Exact match

“StartupSoft is an AI-focused software engineering company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-200100 contacts →

Exact match

“Metaview is the Agentic Recruiting Platform with AI agents that handle sourcing, application review, notes, reporting, and all the admin recruiters and hiring managers hate.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5057 contacts →

Exact match

“Imbue develops tools that help people think, create, and build.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20055 contacts →

Exact match

“FurtherAI is a domain-specific AI for the insurance industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20038 contacts →

Exact match

“Fractional AI was acquired by and serves as the founding operational centerpiece for Ode with Anthropic.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5035 contacts →

Exact match

“At It-Jim, we turn visual, audio, and text data into actionable insights.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5024 contacts →

Exact match

“Creating software products is an art.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, United StatesHQ recorded Oct 19, 202611-5023 contacts →

Exact match

“Langfuse is an open source AI engineering platform.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5023 contacts →

Exact match

“Wiro was founded in 2023 for providing the growing demand for AI and machine learning technologies across various sectors.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1021 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1021 contacts →

Exact match

“A 100% open-source company on a mission to democratize how the AI community collaborates on models, datasets, and applications so that the AI of AI has more choices than just a…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, United StatesHQ recorded Oct 19, 202611-5017 contacts →

Exact match

“Essential AI is on a mission to make frontier AI more accessible through an open, collaborative platform.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5017 contacts →

Exact match

“Building the modern, human-centric ML/AI infrastructure stack.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1014 contacts →

Exact match

“Artos helps clinical development and medical writing teams turn their data into regulatory submissions in days instead of weeks.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1014 contacts →

Exact match

“Our mission is to build semi-autonomous AIs that can scale scientific research, to accelerate the pace of discovery and to provide world-wide access to cutting-edge scientific…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1011 contacts →

Exact match

“Graylark researches and builds AI solutions for all source intelligence gathering, analysis, and processing.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1011 contacts →

Exact match

“At Fetch.ai Innovation Lab, we lead the way in advancing artificial intelligence and driving innovation to create value at scale.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-509 contacts →

Exact match

“8iSoft, established in 2020, specializes in AI-driven software solutions, focusing on cybersecurity with our YODA Vulnerability Remediation Platform and optimizing resources…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-108 contacts →

Exact match

“We build AI agents for commercial real estate.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-507 contacts →

Exact match

“Imagine a New AI Service Provider.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-106 contacts →

Exact match

“Patent quality is one of the biggest unsolved problems in innovation.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-506 contacts →

Exact match

“Isoform is bringing bespoke software to companies of all sizes.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-106 contacts →

Exact match

“SowFin is revolutionizing investment due diligence through artificial intelligence.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 76 AI research software companies based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 363 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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AI research software companies based in San Francisco, United States at a glance

As of Oct 19, 2026
24.3%Verified-email coverage
19.7Average contacts per company
1-10Median size (employees)
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
27
51-200
8
201-500
1

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 76 companies.

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.
What qualifies
Company records associated with San Francisco, United States whose business descriptions match “AI research software companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 363 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 October 19, 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.

AI research software companies by metro in the United States

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 “AI research software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many AI research software companies are there based in San Francisco, United States?

RevenueBase identified 76 company matches for AI research software companies associated with San Francisco, United States as of October 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?

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

Which city in the United States has the most AI research software companies?

San Francisco leads the United States with 76 company records, followed by New York (60) and Austin (32).

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 363 professional contacts with verified work emails tracked across these 76 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 October 19, 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.