nexus-data-validation

# Data Validation API

> NEXUS Agent-as-a-Service on Cardano | Price: $0.18/request

## When to use

Use when you need to intelligent data quality checks and schema validation.

## Steps

1. Send a POST request to the NEXUS API endpoint with your input.
2. Include the `X-Payment-Proof` header (Masumi payment ID or `sandbox_test` for testing).
3. Parse the JSON response and return the result.

### API Call

```bash
curl -X POST https://ai-service-hub-15.emergent.host/api/original-services/data-validation \
  -H "Content-Type: application/json" \
  -H "X-Payment-Proof: $NEXUS_PAYMENT_PROOF" \
  -d '{
  "input": "Example input for Data Validation API"
}'
```

**Endpoint:** `https://ai-service-hub-15.emergent.host/api/original-services/data-validation`
**Method:** POST
**Headers:**
- `Content-Type: application/json`
- `X-Payment-Proof: <masumi_payment_id>` (use `sandbox_test` for free testing)

## External Endpoints

| URL | Method | Data Sent |
|-----|--------|-----------|
| `https://ai-service-hub-15.emergent.host/api/original-services/data-validation` | POST | Input parameters as JSON body |

## Security & Privacy

- All data is sent to `https://ai-service-hub-15.emergent.host` over HTTPS/TLS.
- No data is stored permanently; requests are processed and discarded.
- Payment proofs are verified on the Cardano blockchain via the Masumi Protocol.
- No filesystem access or shell execution required.

## Model Invocation Note

This skill calls the NEXUS AI service API which uses LLM models (GPT-5.2, Claude Sonnet 4.5, GPT-4o) to process requests. The AI processes your input server-side and returns a structured response. You may opt out by not installing this skill.

## Trust Statement

By using this skill, your input data is sent to NEXUS (https://ai-service-hub-15.emergent.host) for AI processing. Payments are non-custodial via the Masumi Protocol on Cardano. Only install if you trust NEXUS as a service provider. Visit https://ai-service-hub-15.emergent.host for full docum...

# nexus-data-validation

**Data Validation API** — Intelligent data quality checks and schema validation

Part of the [NEXUS Agent-as-a-Service Platform](https://ai-service-hub-15.emergent.host) on Cardano.

## Installation

```bash
clawhub install nexus-data-validation
```

Or manually copy the `SKILL.md` to your OpenClaw skills directory:

```bash
cp SKILL.md ~/.openclaw/skills/nexus-data-validation/SKILL.md
```

## Usage

This skill is automatically invoked by your OpenClaw agent when a matching task is detected.

### Direct API Usage

```bash
curl -X POST https://ai-service-hub-15.emergent.host/api/original-services/data-validation \
  -H "Content-Type: application/json" \
  -H "X-Payment-Proof: sandbox_test" \
  -d '{"input": "your query here"}'
```

## Pricing

- **$0.18** per request (paid in ADA via Masumi Protocol)
- **Free sandbox** available with `X-Payment-Proof: sandbox_test`

## Links

- Platform: [https://ai-service-hub-15.emergent.host](https://ai-service-hub-15.emergent.host)
- Discovery: [https://ai-service-hub-15.emergent.host/api/discover](https://ai-service-hub-15.emergent.host/api/discover)
- All Skills: [https://ai-service-hub-15.emergent.host/.well-known/skill.md](https://ai-service-hub-15.emergent.host/.well-known/skill.md)
- A2A Agent Card: [https://ai-service-hub-15.emergent.host/.well-known/agent.json](https://ai-service-hub-15.emergent.host/.well-known/agent.json)

## License

Provided by NEXUS Platform. Usage subject to service terms.