Is Weaviate safe with your data?

Weaviate

53/100

Partial disclosure · medium confidence

Weaviate earns a C (53/100) because it discloses its data practices only in part.

#88

of 211 apps ranked

score · Data platform avg 44

vs category average

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

Weaviate's privacy policy discloses named certifications, granular personal data categories, mapped processing purposes, and explicit user rights (access, deletion, correction, portability, objection), but lacks explicit limits on AI training reuse, opt-out mechanisms, and breach notification timelines.

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

Data Rights Disclosed

Five explicit rights (access, deletion, correction, portability, objection) with contact mechanism (legal@weaviate.io) and named legal bases per GDPR structure

Security Controls Named

SOC2 Type 1/2, ISO27001 certifications and end-to-end encryption for stored personal data; 5-year named retention period

Personal Data Mapping

Detailed table mapping data categories (user info, device, usage, organization) to stated purposes (contract, support, marketing, improvement)

Training Reuse Silent

No explicit opt-out mechanism, no no-train clause, no limit on provider reuse of outputs beyond vague 'compliance' caveat; feedback used for training without opt-in

What the policy is silent or vague on

Not stated: a way to opt out of training
Not stated: whether training use differs by plan
Not stated: your ownership of generated outputs
Not stated: a deletion timeline after closure or request

Weaviate privacy rating

Training-data use0 of 4 disclosed

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

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 rights5 of 5 disclosed

Grants a right to access your dataDisclosed

Grants a right to delete your dataDisclosed

Offers data portability in a usable formatDisclosed

Grants a right to correct your dataDisclosed

Grants a way to object to or opt out of processingDisclosed

Retention and deletion1 of 4 disclosed

States a retention period for your dataDisclosed

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 sharing1 of 5 disclosed

Lists the categories of third parties it shares withDisclosed

References a sub-processor list or data processing agreementPartial

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

Names a safeguard for international data transfersPartial

States a standard for government and law-enforcement accessPartial

Transparency3 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 basesDisclosed

Is versioned and dated, with change noticeDisclosed

Sensitive data and children0 of 3 disclosed

Discloses automated decisions and a human-review pathSilent

Limits the use of special-category dataPartial

Governs biometric data specificallyNot applicable

States protections for children's dataSilent

Security and accountability2 of 3 disclosed

Describes its security safeguardsDisclosed

Commits to breach notificationSilent

Names a certification or a privacy contactDisclosed

DisclosedPartialSilentAdverseNot applicable

Details

Category: Data platform
Modalities: text
Processes biometrics: No
Policy last updated: 2026-03-01
Region scored: Global / US-default
Last assessed: 2026-07-08

Documents examined

Other data platform 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.