# NexusAPI Heart Rate Health Check

> NexusAPI Heart Rate Health Check is a paid API for AI agents from nexus-api-peach-nine.vercel.app, paid per call via x402, $0.063594/call, status unknown (last checked 2026-10-21).

Returns health or status data related to heart rate, likely from a wearable or health data source, via a pay-per-call endpoint.

## Facts

- Endpoint: POST https://nexus-api-peach-nine.vercel.app/api/health/heart-rate?utm_source=zero.xyz
- Price: $0.063594/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nexusapi-heart-rate-health-check-a5031759
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_jPanpwmRdxVOGfkXq75gw

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability nexusapi-heart-rate-health-check-a5031759 -d '<json body>'
```

Example prompt: Can you fetch the current heart rate health data using the NexusAPI health endpoint with the query 'resting heart rate status'?

## When to prefer this

Use this endpoint when you need to retrieve heart rate or cardiovascular health metrics via a pay-per-call API without managing API keys, particularly within an x402 payment-enabled agent workflow on Base.

## Known failure modes

- Invalid or missing query parameter returns error response
- Payment failure (insufficient USDC) results in 402 response
- Endpoint unavailable or upstream health service down returns 503
- Malformed request body returns 400 bad request
- Ambiguous query returns empty or low-relevance results

## How this service works

Crypto, AI, Social Media, Finance, Weather, Tools &amp; more. Pay per call in USDC on Base. No API keys.

## Output

Returns health-related heart rate data or status information, likely including metrics such as current heart rate, health status indicators, or related biometric values, depending on the query parameter provided.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Search query or input parameter"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "description": "API response data"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/nexusapi-heart-rate-health-check-a5031759/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from nexus-api-peach-nine.vercel.app](https://www.zero.xyz/host/nexus-api-peach-nine.vercel.app/llms.txt)