# NexusAPI Speed Unit Converter

> NexusAPI Speed Unit Converter is a paid API for AI agents from nexus-api-peach-nine.vercel.app, paid per call via x402, $0.125741/call, status unknown (last checked 2026-09-14).

Converts speed values between different units of measurement (e.g. mph, km/h, m/s, knots)

## Facts

- Endpoint: POST https://nexus-api-peach-nine.vercel.app/api/tools/convert/speed
- Price: $0.125741/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nexusapi-speed-unit-converter-f8ada709
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Y_iQAkJscY59XlBIW2flU

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-speed-unit-converter-f8ada709 -d '<json body>'
```

Example prompt: Convert 120 kilometers per hour to miles per hour for me.

## When to prefer this

Use this endpoint when you need a quick, pay-per-call speed unit conversion without managing API keys. Prefer it when working within an x402 USDC payment flow on Base and needing to convert between common speed units like mph, km/h, m/s, or knots.

## Known failure modes

- Invalid or unrecognized unit names return an error
- Missing query parameter causes a 400 bad request
- Unsupported unit combination returns null or error
- Non-numeric speed value in input causes parsing failure

## 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 the converted speed value in the target unit, given a speed expressed in a source unit.

## 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-speed-unit-converter-f8ada709/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)