# Rankine to Kelvin Temperature Converter

> Rankine to Kelvin Temperature Converter is a paid API for AI agents from agent402.tools, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).

Converts a temperature value from Rankine to Kelvin via a simple GET request with a numeric query parameter.

## Facts

- Endpoint: GET https://agent402.tools/api/convert/rankine-to-kelvin
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/rankine-to-kelvin-temperature-converter-3ce02806
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_P4TqR5Al3-SnWITLmcYLQ

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 rankine-to-kelvin-temperature-converter-3ce02806
```

Example prompt: Can you convert 491.67 Rankine to Kelvin for me?

## When to prefer this

Use this endpoint when you need a quick, reliable Rankine-to-Kelvin unit conversion in a scientific, engineering, or thermodynamic context and prefer a dedicated single-purpose API over a general-purpose math or unit conversion library.

## Known failure modes

- Missing or non-numeric value parameter returns an error
- Negative or out-of-range values may return validation errors
- Service unavailable or payment required if x402 payment not processed

## How this service works

Convert temperature from rankine to kelvin. Pass ?value=N.

## Output

Returns the numeric temperature value converted from Rankine to Kelvin, representing the equivalent absolute temperature on the Kelvin scale.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "required": [
      "value"
     ],
     "properties": {
      "value": {
       "type": "string",
       "description": "Temperature value"
      }
     }
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/rankine-to-kelvin-temperature-converter-3ce02806/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from agent402.tools](https://www.zero.xyz/host/agent402.tools/llms.txt)