Is Glean safe with your data?

Glean

27/100

Poor disclosure · high confidence

Glean earns an F (27/100) because it discloses little about its data practices.

#188

of 211 apps ranked

score · Enterprise copilot avg 53

-26

vs category average

Grade scaleA · 70–100B · 60–69C · 48–59D · 35–47F · 0–34

Glean discloses basic opt-out for marketing sharing and named personnel oversight, but is silent on user data rights, retention timelines, and security controls beyond boilerplate language.

What Glean's privacy policy and terms of service say about your data

Opt-out for marketing sharing

To opt out of sharing for third-party marketing purposes, contact privacy@glean.com

Named Data Protection Officer

Data Protection Officer: Michael Moore, Legal Department

Enumerated data categories

Identity and Contact Data... Payment Information... Information Collected Automatically... Information from Third Parties

No sale of personal information

We do not sell your Personal Information

What the policy is silent or vague on

Not stated: keeping user inputs out of model training
Not stated: a way to opt out of training
Not stated: whether training use differs by plan
Not stated: your ownership of generated outputs

Glean privacy rating

Training-data use0 of 4 disclosed

Keeps user inputs out of model training, or makes training opt-inSilent

Names a way to opt out of or into trainingSilent

Says whether training use differs by plan or tierSilent

Lets the user keep ownership of generated outputsSilent

Data-subject rights1 of 5 disclosed

Grants a right to access your dataSilent

Grants a right to delete your dataSilent

Offers data portability in a usable formatSilent

Grants a right to correct your dataSilent

Grants a way to object to or opt out of processingDisclosed

Retention and deletion0 of 4 disclosed

States a retention period for your dataPartial

States a deletion timeline after closure or requestSilent

Sets a shorter retention for AI conversation logsSilent

Commits to collecting only the data it needsPartial

Third-party sharing3 of 5 disclosed

Lists the categories of third parties it shares withDisclosed

References a sub-processor list or data processing agreementSilent

Does not sell or share data for advertising, or offers opt-outDisclosed

Names a safeguard for international data transfersSilent

States a standard for government and law-enforcement accessDisclosed

Transparency1 of 4 disclosed

Discloses that you are interacting with AISilent

Marks AI-generated or synthetic outputNot applicable

Enumerates the categories of data it collectsDisclosed

Maps processing purposes to legal basesSilent

Is versioned and dated, with change noticePartial

Sensitive data and children1 of 3 disclosed

Discloses automated decisions and a human-review pathSilent

Limits the use of special-category dataSilent

Governs biometric data specificallyNot applicable

States protections for children's dataDisclosed

Security and accountability1 of 3 disclosed

Describes its security safeguardsPartial

Commits to breach notificationSilent

Names a certification or a privacy contactDisclosed

DisclosedPartialSilentAdverseNot applicable

Details

Category: Enterprise copilot
Modalities: text
Processes biometrics: No
Policy last updated: 2026-04-01
Region scored: Global / US-default
Last assessed: 2026-07-08

Documents examined

Other enterprise copilot apps

Each grade reflects our analysis of what an app states in its public privacy policy and terms as of the assessment date. It measures the transparency of those documents, not the company's actual data practices, security, or compliance. Grades are our opinion, offered for general information. Full disclaimer.