On usedby, 35 companies use Listen and 14 use Onyx. 1 company uses both, including Ramp. Listen leads among the Fintech & Payments companies on usedby that use either tool.Latest check Nov 15, 2026: 49 of 49 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 Listen, Onyx, or both
Every company with a public proof for at least one of the two tools.
34
listed for Listen only
1
company uses both
13
listed for Onyx only
On usedby, 34 companies are listed for Listen only, 13 are listed for Onyx only and 1 uses both, out of the 48 companies listed for at least one. An absent listing does not prove non-use.
Where it lands
Recently publicly listed customers
Where it lands
Recently publicly listed customers
No new public customer listing since tracking started on October 3, 2026.
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, Onyx |
|---|---|
 Ramp | On or before Nov 2024 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Listen, Onyx or both: a share of the companies on usedby, not of the market.
Listed for Listen onlyBothListed for Onyx only
More common with Listen
- Fintech & Payments5 of the 7 Fintech & Payments companies on usedby that use either tool use Listen, 1 of them alongside Onyx.
- Artificial Intelligence4 of the 5 Artificial Intelligence companies on usedby that use either tool use Listen.
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: Listen, 2 of 6; Onyx, 3 of 6. Missing facts remain unverified, not absent features.
Listen
OnyxWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Listen
2x Faster Product Shipping
A1Base
Vendor case study, listenlabs.ai, captured Nov 4, 2026
Think about it as 100 studies for the price, at least in terms of time, of five or six
Anthropic
Vendor case study, listenlabs.ai, captured Nov 4, 2026
Onyx
No reviewed story for Onyx yet.
Questions about Listen and Onyx
Which is used more, Listen or Onyx?
Listen has more customers on usedby: 35 against 14 for Onyx.
Do companies use both Listen and Onyx?
Yes. 1 company uses both on usedby, including Ramp.
Who uses Listen?
35 companies on usedby, each with the public page that shows it. See who uses Listen.
Who uses Onyx?
14 companies on usedby, each with the public page that shows it. See who uses Onyx.
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.