PromptShield API is a pre-flight security scanner for LLM applications. Send any user or system prompt before it reaches OpenAI, Anthropic, Google, or other models and get an instant risk score, a clear allow/warn/block decision, structured findings, and an optional redacted prompt. Unlike PII-only masking APIs, PromptShield covers the full pre-LLM risk surface: sensitive data, leaked…

4 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

PromptShield API endpoints

MethodEndpointDescription
Health
GET health_check_health_get
/health
Scan
POST scan_prompt_v1_scan_post
/v1/scan
Scan a prompt for sensitive data, secrets, injection attempts, and compliance risks. Returns a risk score (0–100), decision (`allow` | `warn` | `block`), structured findings, and…
Metadata
GET list_categories_v1_categories_get
/v1/categories
List detection categories and how many rules are active in each.
GET list_detectors_v1_detectors_get
/v1/detectors
List all active detection rules with metadata.

PromptShield API pricing

PlanPriceRate limitQuotas
BASIC Free 5 / minute
  • Requests: 50 / monthly
PRO Recommended $9.99 / month 5 / second
  • Requests: 1,000 / monthly
ULTRA $29.99 / month 10 / second
  • Requests: 10,000 / monthly
MEGA $79 / month
  • Requests: 50,000 / monthly (then $0.0080 each)

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