> ## Documentation Index
> Fetch the complete documentation index at: https://docs.guardion.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Detokenize (reveal) API

> Inbound process to restore original sensitive data from vaulted tokens (e.g., [CONTACT_HASH]). Requires valid authorization to reveal raw PII.



## OpenAPI

````yaml openapi POST /v1/detokenize
openapi: 3.1.0
info:
  title: Guardion AI API
  summary: Enterprise-grade guardrails.
  description: >-
    Runtime Guardrails & Observability. Guardion AI provides a robust security
    layer for LLM applications. Use our API to detect prompt injections, PII
    leakage, and toxic content in real-time. For comprehensive guides and SDKs,
    visit [docs.guardion.ai](https://docs.guardion.ai).
  termsOfService: https://guardion.ai/terms
  contact:
    name: Guardion Support
    email: support@guardion.ai
  version: 0.1.2
servers:
  - url: https://api.guardion.ai
    description: Production Server
security: []
paths:
  /v1/detokenize:
    post:
      tags:
        - Data Privacy
      summary: Reveal Original PII
      description: >-
        Inbound process to restore original sensitive data from vaulted tokens
        (e.g., [CONTACT_HASH]). Requires valid authorization to reveal raw PII.
      operationId: revealPII
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/DetokenizeRequest'
      responses:
        '200':
          description: Tokens successfully restored to original values.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DetokenizeResponse'
      security:
        - HTTPBearer: []
components:
  schemas:
    DetokenizeRequest:
      type: object
      required:
        - messages
      properties:
        messages:
          type: array
          items:
            $ref: '#/components/schemas/PublicMessages'
        application:
          type: string
        policy:
          type: string
    DetokenizeResponse:
      type: object
      required:
        - messages
      properties:
        messages:
          type: array
          items:
            $ref: '#/components/schemas/PublicMessages'
    PublicMessages:
      type: object
      required:
        - role
        - content
      properties:
        role:
          type: string
          enum:
            - user
            - assistant
            - system
            - developer
        content:
          type: string
  securitySchemes:
    HTTPBearer:
      type: http
      scheme: bearer
      description: Use your Guardion API Key as a Bearer token.

````