Microsoft Copilot vs Onyx: who uses which
Customers, public proof and the companies that use both.
On usedby, 1 company uses Microsoft Copilot and 14 use Onyx. No company is listed with both yet.Latest check Oct 5, 2026: 15 of 15 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Microsoft Copilot, Onyx, or both
Every company with a public proof for at least one of the two tools.
1
uses only Microsoft Copilot
0
companies use both
14
use only Onyx
1 company uses only Microsoft Copilot, 14 use only Onyx and 0 use both, out of the 15 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 7, 2026.
Where it lands
Newest customers
No new customer since tracking started on October 3, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Microsoft Copilot
OnyxWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Questions about Microsoft Copilot and Onyx
Which is used more, Microsoft Copilot or Onyx?
Onyx has more customers on usedby: 14 against 1 for Microsoft Copilot.
Do companies use both Microsoft Copilot and Onyx?
usedby has not found a company with a confirmed or observed line on both Microsoft Copilot and Onyx yet.
Who uses Microsoft Copilot?
1 company on usedby, each with the public page that shows it. See who uses Microsoft Copilot.
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 three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.