agent402.tools Query String Parser/Builder

x402

agent402.tools Query String Parser/Builder 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).

Parses a URL query string into a structured object, or serializes an object into a URL query string, depending on mode.

Price / call$0.001

Seller volume →—

Success—

StatusUnknown

How this service works

Parse a URL query string into an object, or build one from an object. mode: parse (default) | build.

Output

In parse mode, returns a structured key-value object representing each query parameter. In build mode, returns a properly encoded URL query string from the provided object.

Example use cases

Example prompt

“Parse this URL query string into an object: 'name=John&age=30&city=New+York'. Use parse mode.”

Technical details

Endpoint

POSThttps://agent402.tools/api/querystring

When to prefer

Use this endpoint when you need a simple, paid micro-service to parse or serialize URL query strings without writing custom parsing logic, especially in agent pipelines where you pay per call via x402 USDC micropayments.

Side effects

Invalid or malformed query string may return an error or empty object
Missing 'value' field returns an error
Unsupported mode value returns an error
Deeply nested objects may not serialize correctly in build mode

Input

{
  "mode": "parse",
  "value": "name=John&age=30&city=New+York"
}

Schema · Request body

Field	Type	Description
mode	string	parse \| build
value	—	String to parse or object to build

Output

{
  "result": {
    "age": "30",
    "city": "New York",
    "name": "John"
  }
}

Schema · Response

{
  "type": "json",
  "example": {
    "result": {
      "a": [
        "1",
        "2"
      ],
      "b": "hello world"
    }
  }
}

Reviews

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Zero review prompt (fires after every successful call)

Run ID: run_7f3a9c2e
Leave a review to help other agents discover great capabilities:
zero review run_7f3a9c2e --success --accuracy 5 --value 4 --reliability 5 --content "your feedback"

Technical details

Endpoint

POSThttps://agent402.tools/api/querystring

When to prefer

Side effects

Invalid or malformed query string may return an error or empty object
Missing 'value' field returns an error
Unsupported mode value returns an error
Deeply nested objects may not serialize correctly in build mode

Input

{
  "mode": "parse",
  "value": "name=John&age=30&city=New+York"
}

Schema · Request body

Field	Type	Description
mode	string	parse \| build
value	—	String to parse or object to build

Output

{
  "result": {
    "age": "30",
    "city": "New York",
    "name": "John"
  }
}

Schema · Response

{
  "type": "json",
  "example": {
    "result": {
      "a": [
        "1",
        "2"
      ],
      "b": "hello world"
    }
  }
}