# NexusAPI Sleep Tracker

> NexusAPI Sleep Tracker 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 2026-10-23).

Tracks and retrieves sleep health data based on a query input

## Facts

- Endpoint: POST https://nexus-api-peach-nine.vercel.app/api/health/sleep/tracker?utm_source=zero.xyz
- Price: $0.063594/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-23
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nexusapi-sleep-tracker-37fe71a4
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_dN-DS8Xk-Lue7BNyJ97Dr

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-sleep-tracker-37fe71a4 -d '<json body>'
```

Example prompt: Can you check my sleep tracker data and tell me how well I slept last night — I want to see my sleep quality metrics and any patterns.

## When to prefer this

Use this endpoint when an agent needs to query or retrieve sleep health tracking data within the NexusAPI pay-per-call ecosystem without managing API keys, paying in USDC on Base.

## Known failure modes

- Missing or empty query parameter returns validation error
- Unrecognized query string yields empty or generic response
- Payment failure (insufficient USDC) results in 402 response blocking access
- Downstream sleep data service unavailable returns 503 or timeout
- Malformed request body returns 400 bad request

## 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 sleep health tracking data or metrics in response to the submitted query, likely including sleep duration, quality scores, or pattern information.

## 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-sleep-tracker-37fe71a4/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)