Is Bolt.new safe with your data?

Bolt.new

StackBlitz

36/100

Weak disclosure · medium confidence

Bolt.new earns a D (36/100) because it leaves much about its data practices unstated.

#168

of 211 apps ranked

score · Coding avg 48

-12

vs category average

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

Bolt.new discloses AI-powered code features and deletion timelines, but lacks transparency on training data use mechanisms, retention policies, security controls, and breach procedures.

What Bolt.new's privacy policy and terms of service say about your data

Deletion within 30 days of account closure

The policy commits to "delete or anonymize such data within a commercially reasonable period following account closure not to exceed thirty days".

AI features and collected data are itemised

The policy states that "Bolt provides artificial intelligence–powered features" then lists what is collected: "account registration details, billing and payment information, communications with us, prompts, code, configuration files".

Standard contractual clauses for transfers

we rely on appropriate safeguards for such transfers, such as standard contractual clauses approved by relevant authorities

No named security controls or breach procedure

The policy says nothing about TLS, encryption, access controls, breach notification timelines or security certifications.

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 right to access your data

Bolt.new 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 rights1 of 5 disclosed

Grants a right to access your dataSilent

Grants a right to delete your dataDisclosed

Offers data portability in a usable formatSilent

Grants a right to correct your dataSilent

Grants a way to object to or opt out of processingPartial

Retention and deletion1 of 4 disclosed

States a retention period for your dataPartial

States a deletion timeline after closure or requestDisclosed

Sets a shorter retention for AI conversation logsSilent

Commits to collecting only the data it needsSilent

Third-party sharing3 of 5 disclosed

Lists the categories of third parties it shares withDisclosed

References a sub-processor list or data processing agreementDisclosed

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

Names a safeguard for international data transfersDisclosed

States a standard for government and law-enforcement accessSilent

Transparency2 of 4 disclosed

Discloses that you are interacting with AIDisclosed

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 dataDisclosed

Governs biometric data specificallyNot applicable

States protections for children's dataSilent

Security and accountability0 of 3 disclosed

Describes its security safeguardsSilent

Commits to breach notificationSilent

Names a certification or a privacy contactPartial

DisclosedPartialSilentAdverseNot applicable

Details

Category: Coding
Modalities: text
Processes biometrics: No
Policy last updated: 2026-05-12
Region scored: Global / US-default
Last assessed: 2026-08-13

Documents examined

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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.