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Who uses Exa?

Search and web content retrieval APIs for AI applications and agents.

On usedby, 20 companies use Exa, including HubSpot, monday.com, and 11X. 13 of them are confirmed by a published case study, quote or press release. 1 of them declared it to usedby itself. The largest group: DevTools & Infrastructure companies with 201 to 1,000 employees (3 companies). Every company links to the public page that names it.

17 public sources+1 in the last 30 days
See the 20 companiesCompareexa.ai
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Customers

20 companies, each with its public proof

Strongest proof first. Open a company to see the page that names it, and when we captured it.

Companies that use Exa, with proof level, first public proof and source
CompanyIndustryProofFirst public proofSource
HubSpotMarketing TechConfirmed—exa.ai
monday.comHR & RecruitingConfirmed—exa.ai
11XSales Tech & CRMConfirmed—exa.ai
Anara—Confirmed—exa.ai
CodeRabbitDevTools & InfrastructureConfirmed—exa.ai
Firefox—Confirmed—exa.ai
HockeyStackSales Tech & CRMConfirmed—exa.ai
Obvious—Confirmed—exa.ai
OpenRouterArtificial IntelligenceConfirmed—exa.ai
RevolutFintech & PaymentsConfirmed—exa.ai
StackAI—Confirmed—exa.ai
WebFX—Confirmed—exa.ai
WhyHow.AI—Confirmed—exa.ai
GleanArtificial IntelligenceDeclared—glean.com
AmazonE-commerce & D2CObserved—exa.ai
VercelDevTools & InfrastructureObserved—exa.ai
BrowserbaseDevTools & InfrastructureObserved—exa.ai
CursorDevTools & InfrastructureObserved—exa.ai
OpenCodeDevTools & InfrastructureObserved—exa.ai
LegoraLegal & ComplianceObserved—exa.ai
Showing 15 of 20.
Results

What customers say Exa changed

Figures and quotes as Exa and its customers published them, each tied to its source. We quote, we do not measure the result.

All 13 stories →
“We aim to deliver users a model, where AI makes your browser empowering and helpful, with visible citations and a zero-data-retention commitment. We can show results and how we're recommending things, which helps drive us closer to our goal of transparency and trust.”
Ajit VarmaHead of Firefox, Firefox
Vendor case study · Read how Firefox uses Exa
20x faster
research iterations
“When we saw companies show up in Exa that we hadn't found anywhere else, we knew it was our best option. It delivers, for a few dollars, what we'd been spending hundreds of thousands to assemble.”
David BoskovicCEO and co-founder, Obvious
Vendor case study · Read how Obvious uses Exa
“StackAI and Exa are the dream team…Exa is amazing at web search! We're proud to use Exa on our platform and to show our customers how web search can power AI agent workflows.”
Bernard AceitunoCo-Founder and President, StackAI
Vendor case study · Read how StackAI uses Exa
30%
Higher source accuracy compared with other tools
WhyHow.AI
Read how WhyHow.AI uses Exa
9.1M
Search requests to date
HockeyStack
Read how HockeyStack uses Exa
7.2M+
Search requests to date
11X
Read how 11X uses Exa
73M
Search queries powered to date, up from 2.36M+
OpenRouter
Read how OpenRouter uses Exa
Each figure is the vendor’s or the customer’s claim, quoted with its label. Latest capture Nov 12, 2026.12 of Exa’s 13 stories shown.
Where it’s used

Is Exa used in companies like yours?

By industry

8 industries among 20 customers. 25% are in DevTools & Infrastructure. Of the 10 with a known size, 40% have more than 1,000 employees.

By industry and company size
Customers of Exa by industry and company size
IndustryCustomers≤ 200201–1,000> 1,000Unknown
DevTools & Infrastructure51301

Employees per company. Every proof level counts, job posts included. A company with no stored size gets its own column, never counted as small.

Before you buy

What Exa does, and what to check

What Exa does

Search and web content retrieval APIs for AI applications and agents.

Written by usedby from exa.ai.

Questions to ask in your demo

  1. Which of your customers look like us, by industry and size?
  2. What does a pilot cost, and what decides the move to a full contract?
  3. Where is our data stored, who can access it, and is it used to train models?
  4. How does Exa work with the tools we already use?

Often used with Exa

Other categories found at the same companies. All proof levels are included, including job-post signals. This does not establish an integration or joint use.

  • BasetenAI inference & GPU cloud5 companies in common
  • Fireworks AIAI inference & GPU cloud4 companies in common
  • HexData platforms & analytics4 companies in common
  • IntercomHelp desks4 companies in common
  • ClayProspecting data & signals3 companies in common
  • Common RoomProspecting data & signals3 companies in common
FAQ

Questions about Exa

Who uses Exa?

20 companies use Exa (13 confirmed, 1 declared, 6 observed), including HubSpot, monday.com, and 11X.

What results do companies report with Exa?

Companies that use Exa report these results in public case studies. HockeyStack: More than 9.1M Search requests to date (source: exa.ai, checked November 12, 2026). More than 7.2M Search requests to date: 11x uses Exa Search for high-volume prospect and account research (source: exa.ai, checked November 12, 2026). OpenRouter: Today, that number is 73M search queries to date (source: exa.ai, checked November 12, 2026).

Which industries use Exa?

The industries with the most Exa customers are DevTools & Infrastructure (5).

How does usedby know who uses Exa, and how current is it?

Each company here links to a public page that names it as a Exa customer, and each line shows its proof level. A company that declared Exa itself is marked Declared. The latest check ran on November 12, 2026. How usedby collects and checks its data.

Sources

Where this data comes from

Three proof levels

Confirmed · 13Case study, named quote or press release.
Declared · 1The company told usedby itself that it uses Exa, or lists it as a sub-processor on its own legal page.
Observed · 6Exa shows the company on its own pages.

Main sources

How we check →

Cite this page

UsedBy.ai (2026). Who uses Exa? 20 companies. Retrieved from https://www.usedby.ai/tools/exa, latest check November 12, 2026.