Can Brandlight prompts be used without customer data?

Core explainer

Is prompt processing stateless and ephemeral?

Yes — prompt processing is stateless and ephemeral, designed to avoid storing customer data on the Brandlight platform. Inputs are handled in transient, isolated sessions with no long‑term retention of PII, and post‑session data is erased according to standard practices. Data that does not contain PII may be used internally in aggregated form to improve guardrails and governance, but it is not linked to identifiable individuals. This approach reduces privacy risk, aligns with data‑minimization principles, and relies on session isolation and strict access controls to prevent cross‑session leakage. For guidance on AI experiences and ephemeral processing, see Google AI experiences guidance.

From a governance perspective, the model emphasizes minimal data exposure and robust controls to ensure that nothing remains after the session ends. Ephemeral processing reduces the need for persistent data stores tied to prompts and simplifies compliance with data‑handling requirements. This posture is reinforced by access controls and auditing practices designed to detect and prevent any inadvertent storage, making non‑storage the default operating mode for Brandlight prompts.

In practice, organizations can rely on these principles to support privacy and regulatory expectations while still benefiting from the guardrails and governance frameworks that Brandlight provides. See the external guidance linked above to understand how AI experiences frameworks describe stateless, ephemeral prompt handling.

What data types are allowed in prompts and when is data stored?

Prompts should use non‑PII data, and there is no storage of inputs beyond the active session. Data that does not contain PII is eligible for internal use in aggregated form to improve guardrails, while raw inputs are not retained beyond the session. When a prompt is processed, retention is governed by privacy controls and standard practices, with clear accountability for how long data is kept and when it is deleted. This framework supports data‑minimization objectives and helps ensure prompt processing remains auditable and compliant. For context on prompts and AI experiences, refer to the same Google guidance.

The policy explicitly differentiates between PII and non‑PII data, ensuring that only non‑identifying information flows through the non‑storage pathway. Any data that could identify a customer is avoided in persistent storage contexts, and where aggregation is used, it excludes individual identifiers. Governance controls define permissible data types, the lifecycle of ephemeral data, and the audit trails that verify prompts did not incur unintended storage during processing.

Organizations should document data‑handling rules in their internal privacy and security policies, including how prompts are constructed, what data is allowed, and how deletion and minimization are enforced. This clarity helps procurement, IT, and legal teams assess risk, validate compliance, and plan audits with confidence. For guidance on AI experiences handling prompts, consult the Google reference above.

How is governance and auditing applied to non-storage prompts?

Governance and auditing are applied through guardrails, policy controls, and regular audits to ensure non‑storage posture is maintained. This includes session isolation, access controls, and auditable logs that verify processing occurs without retaining inputs beyond the active session. Policies define acceptable data types, retention windows, and deletion procedures, while incident response plans address any unexpected exposure. Regular reviews, change management, and continuous monitoring help detect drift and enforce policy adherence across use cases.

Brandlight.ai provides a governance framework that operationalizes these controls, detailing ownership, policy enforcement, and ongoing monitoring to sustain a non‑storage posture. This framework supports consistent implementation across teams and environments, ensuring that prompts remain privacy‑focused and compliant. See Brandlight governance resources for implementation details.