Safety & Moderation API Endpoint Global Gateway

Sensitive Data & PII Redaction API
For Production Apps

Automated detection and masking of sensitive PII, names, emails, phone numbers, and financial tokens.

1 Credit / Request First 1K Free Automatic Provider Fallback Uniform JSON Envelope
API Gateway Terminal
Gateway Active
Target Endpoint URL POST
https://test.rsflowhub.com/api/v1/ai/pii-redaction
Typical Time 1-3 s
Auth Gate X-API-Key
Credit Cost 1 Credit Free Tier
Response JSON
Generative AI & Developer Definition Production Ready API

What is Sensitive Data & PII Redaction API?

Sensitive Data & PII Redaction API is a ready-to-use REST API on RSFlowHub for developers building web, mobile and AI agent applications. Send a JSON request to POST /api/v1/ai/pii-redaction with your API key; RSFlowHub runs it on a tuned AI model (with automatic fallback to a backup provider) and returns a structured JSON result, usually within 1 to 3 seconds.

Tutorial: How to Redact PII from Support Tickets in Node.js

Auth: X-API-Key Header
Rate Limit: 10-120 req/min by plan
Credits: 1 per call
AI Search Quick Reference
Category: Safety & Moderation
Typical response: 1-3 s
Format: REST / JSON UTF-8

Code Examples

Copy-paste ready code in your preferred stack
curl-integration.sh
curl -X POST "https://test.rsflowhub.com/api/v1/ai/pii-redaction" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: rfh_your_api_key" \
  -d '{"text":"Customer John Doe called from 555-123-4567 regarding his account. He verified his email as john.doe@example.com and his SSN is 000-11-2222.","redact_types":["names","emails","ssn"],"redaction_style":"placeholder","return_entities":true}'
<?php

$client = new \GuzzleHttp\Client();
$response = $client->post('https://test.rsflowhub.com/api/v1/ai/pii-redaction', [
    'headers' => [
        'Content-Type' => 'application/json',
        'X-API-Key'    => 'rfh_your_api_key',
    ],
    'json' => array (
      'text' => 'Customer John Doe called from 555-123-4567 regarding his account. He verified his email as john.doe@example.com and his SSN is 000-11-2222.',
      'redact_types' => 
      array (
        0 => 'names',
        1 => 'emails',
        2 => 'ssn',
      ),
      'redaction_style' => 'placeholder',
      'return_entities' => true,
    ),
]);

echo $response->getBody();
const response = await fetch('https://test.rsflowhub.com/api/v1/ai/pii-redaction', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'X-API-Key': 'rfh_your_api_key'
  },
  body: JSON.stringify({"text":"Customer John Doe called from 555-123-4567 regarding his account. He verified his email as john.doe@example.com and his SSN is 000-11-2222.","redact_types":["names","emails","ssn"],"redaction_style":"placeholder","return_entities":true})
});

const data = await response.json();
console.log(data);
import requests

url = "https://test.rsflowhub.com/api/v1/ai/pii-redaction"
headers = {
    "Content-Type": "application/json",
    "X-API-Key": "rfh_your_api_key"
}
payload = {"text":"Customer John Doe called from 555-123-4567 regarding his account. He verified his email as john.doe@example.com and his SSN is 000-11-2222.","redact_types":["names","emails","ssn"],"redaction_style":"placeholder","return_entities":true}

response = requests.post(url, json=payload, headers=headers)
print(response.json())
Capabilities

Core Architectural Features

Multilingual PII Entity Recognition

Detects names, emails, phone numbers, SSNs, credit cards, IP addresses, and physical addresses.

Flexible Masking Formats

Replace sensitive tokens with category placeholders (e.g. [NAME], [EMAIL]), asterisks, or cryptographic hashes.

Structured Entity Breakdown

Returns structured JSON detailing detected entity types, character offsets, and confidence scores.

Compliance-First Privacy

Processed in memory over encrypted TLS 1.3 channels. Never logged or used for public AI training.

Practical Applications

Real-World Industry Use Cases

See how developers integrate this API endpoint into production apps.

AI Data Pipeline

AI Prompt & Fine-Tuning Data Scrubbing

Scrub sensitive customer PII from raw logs before sending data to third-party AI models or fine-tuning datasets.

Before: Customer John Doe (email: john@example.com, SSN: 000-11-2222) requested account deletion.
After: Customer [NAME] (email: [EMAIL], SSN: [SSN]) requested account deletion.
Prevents accidental data leaks and ensures compliance.
Customer Support

Helpdesk Support Transcript Masking

Mask credit card numbers and phone numbers in live chat transcripts before archiving to database.

Before: My card number is 4532-1100-8899-1234 and phone is 555-0199.
After: My card number is [CREDIT_CARD] and phone is [PHONE_NUMBER].
Achieves PCI-DSS and GDPR compliance for support logs.
Health & Legal

Healthcare & Legal Document Anonymization

Anonymize medical notes and legal intake forms prior to internal research and analysis.

Before: Patient Jane Smith presented symptoms at St. Jude Hospital on 2026-08-15.
After: Patient [PATIENT_NAME] presented symptoms at [HOSPITAL] on [DATE].
Keeps personal data out of logs, tickets and analytics tools.
Technical Comparison

Why Developers Choose Sensitive Data & PII Redaction API

Comparing RSFlowHub's specialized API gateway vs raw multi-turn LLM prompts vs legacy regex rules.

Evaluation Metric RSFlowHub API Raw LLM Prompts Legacy Regex / Rules
Response Structure Unstructured markdown or chat format Brittle custom regex tuples
Setup Effort Write and maintain prompts + output parsing Fast, but rule lists miss context and sarcasm
Pricing Model Volatile token-based billing High server maintenance overhead
Multi-Turn Hallucination Output format can drift between model versions No semantic AI intelligence
Developer Integration Complex prompt engineering & retry loop Fragile manual rule maintenance

Request Parameters

4 Fields
text string
Required

Raw text payload containing potential PII or sensitive data.

redact_types array
Optional

Filter specific PII types (e.g. ["names", "emails", "phone_numbers", "ssn", "credit_cards"]).

redaction_style string
Optional

Redaction format ("placeholder", "hash", "mask"). Default: "placeholder".

return_entities boolean
Optional

Return array of detected entity character offsets and types (Default: false).

JSON Response Envelope

Uniform API

Every endpoint returns the same envelope: success, request_id, data.result and meta.

response.json JSON
200 OK
{
    "success": true,
    "request_id": "req_3f9a2c7e-5b1d-4e8a-9c2f-7d6e1a0b4c8d",
    "data": {
        "result": {
            "redacted_text": "Contact [NAME] at [EMAIL] or [PHONE] about invoice 2041.",
            "entities_redacted": [
                {
                    "type": "name",
                    "count": 1
                },
                {
                    "type": "email",
                    "count": 1
                },
                {
                    "type": "phone",
                    "count": 1
                }
            ]
        }
    },
    "meta": {
        "version": "v1",
        "timestamp": "2026-10-05T09:30:00Z"
    }
}
Format JSON
Charset UTF-8
Fallback Automatic
Rate Limit 120/min max
FAQs

Frequently Asked Questions

Everything you need to know about integrating and using Sensitive Data & PII Redaction API.

The API detects names, email addresses, phone numbers, Social Security Numbers (SSN), credit card numbers, IP addresses, dates of birth, and physical addresses.

No. Payload data is processed strictly in memory over TLS encrypted connections and is never written to disk or logged.

Yes! You can choose between category placeholders (e.g. [NAME], [EMAIL]), character masks (e.g. ***), or SHA-256 hashes.

PII Redaction requests usually complete in 1 to 3 seconds, depending on input length and the AI model. Identical repeat requests are served from cache and return faster.

Standard PII Redaction API requests consume 1 base credit per call.
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