On usedby, 10 companies use Glia and 50 use Sierra. No company is listed with both yet. Sierra leads among the Fintech & Payments companies on usedby that use either tool.Latest check Oct 8, 2026: 60 of 60 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 Glia, Sierra, or both
Every company with a public proof for at least one of the two tools.
10
use only Glia
0
companies use both
50
use only Sierra
10 companies use only Glia, 50 use only Sierra and 0 use both, out of the 60 companies on usedby that use at least one of them.
Where it lands
No industry is known for these customers yet.
Newest customers
No new customer since tracking started on October 8, 2026.
Where it lands
Newest customers
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.
Glia
SierraPricing, security and data residency are not checked yet. usedby adds them from each vendor's public pages, with the date of the check.
What customers report
Results as the vendor or the customer published them, with the source and the date.
Glia
Increase deposit retention by nearly 9x, up from $1.4 million in month one to $12.5 million at its peak—a 793% increase.
Live Oak Bank
Vendor case study, glia.com, captured Oct 8, 2026
How Thomaston Savings Bank uses Glia
Thomaston Savings Bank
Vendor case study, glia.com, captured Oct 8, 2026
Sierra
Nearly 1,000 hours per month returned to exception handling and high-value work
RunBuggy
Vendor case study, sierra.ai, published Feb 3, 2026
Questions about Glia and Sierra
Which is used more, Glia or Sierra?
Sierra has more customers on usedby: 50 against 10 for Glia.
Do companies use both Glia and Sierra?
usedby has not found a company with a confirmed or observed line on both Glia and Sierra yet.
Who uses Glia?
10 companies on usedby, each with the public page that shows it. See who uses Glia.
Who uses Sierra?
50 companies on usedby, each with the public page that shows it. See who uses Sierra.
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.