Glean vs Tavily: who uses which
Customers, public proof and the companies that use both.
On usedby, 59 companies use Glean and 19 use Tavily. 1 company uses both, including MongoDB. Glean leads among the Fintech & Payments companies on usedby that use either tool.Latest check Nov 12, 2026: 72 of 78 public lines checked. Counts include every proof level, job-post signals included. A company on both tools counts at any proof level, and a job post on one side is marked as such.
Who uses Glean, Tavily, or both
Every company with a public proof for at least one of the two tools.
58
listed for Glean only
1
company uses both
1 of them is listed through a job post on one side, the weakest proof.
18
listed for Tavily only
On usedby, 58 companies are listed for Glean only, 18 are listed for Tavily only and 1 uses both, 1 of them through a job post on one side, out of the 77 companies listed for at least one. An absent listing does not prove non-use.
Where it lands
Recently publicly listed customers
Who uses both
Companies with a public line on both tools, at any proof level: the strongest proofs come first, and a job post is marked.
| Company | First public proof, Glean |
|---|---|
 MongoDBjob post for Glean | Job post, Oct 2026 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Glean, Tavily or both: a share of the companies on usedby, not of the market.
Listed for Glean onlyBothListed for Tavily only
More common with Glean
- Fintech & Payments6 of the 7 Fintech & Payments companies on usedby that use either tool use Glean.
- Legal & Compliance4 of the 6 Legal & Compliance companies on usedby that use either tool use Glean.
- Artificial Intelligence3 of the 5 Artificial Intelligence companies on usedby that use either tool use Glean.
Source: every usedby line, from confirmed proofs to job-post signals (the weakest proof level).
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Vendor facts checked: Glean, 3 of 5; Tavily, 0 of 5. Missing facts remain unverified, not absent features.
Glean
TavilyWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Glean
saving more than 1,500 hours monthly
Super
Vendor case study, glean.com, captured Nov 11, 2026
With 92% adoption, Glean helps Upside employees find what they need
Upside
Vendor case study, glean.com, captured Nov 11, 2026
Tavily
the number of customers using Ocean's agents grew 1.5x
Ocean
Vendor case study, tavily.com, captured Nov 12, 2026
An estimated 20 hours of scraper work saved each month
Astelia
Vendor case study, tavily.com, captured Nov 12, 2026
Evidence for your decision: Glean
Source observations. Check the required plan and conditions before choosing.
Documented tasks
McCarthy HoldingsAutomate internal business workflows
With Glean's agent capabilities, McCarthy teams are now building and deploying purpose-built agents that automate complex, data-intensive workflows.
NileAutomate internal business workflows
Glean has enabled teams across Nile to build customized agents for their most important workflows, as well as bring other applications and AI tools into one agentic ecosystem.
Choice criteria
Integration: BoxSourced observation
Plan: Unknown
Easily integrate 275+ apps across ecosystems out of the box.
Integration: Google ChatSourced observation
Plan: Unknown
Conditions: Product scope needs verification
Product: glean
Setup and limits: Named plan, contract entitlement, connector scopes, permissions, volume limits and regional eligibility remain unknown.; Documented only; not_tested. No authenticated vendor operation executed.; Named integration listing only; operation semantics and data direction are not established.
Google ChatNativeCommunication
Questions about Glean and Tavily
Which is used more, Glean or Tavily?
Glean has more customers on usedby: 59 against 19 for Tavily.
Do companies use both Glean and Tavily?
Yes. 1 company uses both on usedby, including MongoDB.
Who uses Glean?
59 companies on usedby, each with the public page that shows it. See who uses Glean.
Who uses Tavily?
19 companies on usedby, each with the public page that shows it. See who uses Tavily.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of four proof levels: confirmed, declared by the company itself, observed or signal (a job post, the weakest). A company counts as using both tools when it has a line on each, at any level; the list shows the strongest proofs first and marks job posts.