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Eightfold vs Gem: who uses which

Customers, public proof and the companies that use both.

On usedby, 22 companies use Eightfold and 25 use Gem. No company is listed with both yet. Eightfold leads among the Manufacturing companies on usedby that use either tool, Gem among the DevTools & Infrastructure companies.Latest check Oct 6, 2026: 47 of 47 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 Eightfold, Gem, or both

Every company with a public proof for at least one of the two tools.

22

use only Eightfold

0

companies use both

25

use only Gem

22 companies use only Eightfold, 25 use only Gem and 0 use both, out of the 47 companies on usedby that use at least one of them.

22customers
10 confirmed 12 observed

Where it lands

Manufacturing4
Banking & Mortgages2
HR & Recruiting2

Newest customers

No new customer since tracking started on October 2, 2026.

25customers
12 confirmed 13 observed

Where it lands

DevTools & Infrastructure5
Artificial Intelligence4
Fintech & Payments2

Newest customers

No new customer since tracking started on October 6, 2026.

Who uses both

Companies with a confirmed or observed line on both tools.

No company uses both yetusedby has not found a company with a confirmed or observed line on both Eightfold and Gem.

By industry

Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Eightfold, Gem or both: a share of the companies on usedby, not of the market.

IndustryEightfold onlyBothGem only
DevTools & Infrastructure5 companies on usedby
0%0%100%
Manufacturing5 companies on usedby
80%0%20%

Eightfold onlyBothGem only

More common with Eightfold

  • Manufacturing4 of the 5 Manufacturing companies on usedby that use either tool use Eightfold.

More common with Gem

  • DevTools & Infrastructure5 of the 5 DevTools & Infrastructure companies on usedby that use either tool use Gem.

Source: confirmed and observed usedby lines. Job-post signals, the weakest proof level, are left out of these shares.

Side by side

Facts from our data and from each vendor's public pages. Each line says where it comes from.

EightfoldGem
Customersusedby, latest check Oct 6, 2026Eightfold: 22 (10 confirmed, 12 observed)Gem: 25 (12 confirmed, 13 observed)
Top industryusedby, latest check Oct 6, 2026Eightfold: Manufacturing (4)Gem: DevTools & Infrastructure (5)
Free trialNot checked yetGem: Free trial or free plan available.gem.com, checked Oct 7, 2026
SecurityEightfold: ISO 42001, FedRAMP, SOC 2 Type II, ISO 27001, ISO 27701, ISO 27017eightfold.ai, checked Oct 5, 2026Gem: SOC 2 Type IItrust.gem.com, checked Oct 7, 2026
IntegrationsNot checked yetGem: JobTarget, candidate.fyi, Enboarder, Tofu, Merge, HackerRank, June, Bravado, Metaview, Certn, Wellfoundintegrations.gem.com, checked Oct 7, 2026
WebsiteEightfold: eightfold.aiGem: gem.com

What customers report

Results as the vendor or the customer published them, with the source and the date.

Eightfold

No reviewed story for Eightfold yet.

Gem

The switch to Gem resulted in immediate time and cost savings of 40%.

Excelity

Vendor case study, gem.com, published Jun 9, 2026

Read the story

Saved 3,300+ hours through automated workflows.

Octave

Vendor case study, gem.com, published Jun 9, 2026

Read the story

Questions about Eightfold and Gem

Which is used more, Eightfold or Gem?

Gem has more customers on usedby: 25 against 22 for Eightfold. Eightfold leads among the Manufacturing companies on usedby that use either tool, Gem among the DevTools & Infrastructure companies.

Do companies use both Eightfold and Gem?

usedby has not found a company with a confirmed or observed line on both Eightfold and Gem yet.

Who uses Eightfold?

22 companies on usedby, each with the public page that shows it. See who uses Eightfold.

Who uses Gem?

25 companies on usedby, each with the public page that shows it. See who uses Gem.

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.