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ONE Engine Text Normalize Uppercase
x402
ONE Engine Text Normalize Uppercase is a paid API for AI agents from one-search.one-engine.workers.dev, paid per call via x402, $0.0007/call, status unknown (last checked 2026-10-02).
Converts input text to UPPERCASE using a pay-per-call utility API on Base via x402 micropayments.
Price / call$0.0007
Success—
StatusUnknown
How this service works
Low-cost pay-per-call utility APIs for autonomous agents using x402 on Base.
Output
A JSON object containing the uppercased version of the input text, with all alphabetic characters converted to their capital equivalents and non-alphabetic characters preserved.
Example use cases
Normalizing form input to uppercase
“Take the address field the user just typed — '123 main street, suite 4b' — and convert it to all uppercase so it matches our database format.”
Uppercasing product SKU labels
“I need to uppercase all these product SKU strings before I insert them into the inventory system: 'sku-abc123', 'sku-xyz789', 'sku-lmn456'.”
Formatting legal document headings
“Can you uppercase this section heading for the legal contract: 'terms and conditions of service agreement'?”
Technical details
Endpoint
POSThttps://one-search.one-engine.workers.dev/v3/text-normalize/uppercase/t2?utm_source=zero.xyzWhen to prefer
Prefer this endpoint when you need a simple, low-cost, pay-per-call uppercase conversion without setting up your own infrastructure, particularly in autonomous agent pipelines on Base using x402 micropayments. Good for one-off or low-volume transformations where spinning up a local string library is impractical or when operating in a composable on-chain agent workflow.
Side effects
- Text exceeds 50,000 character limit — request rejected
- Payment failure via x402/Base — 402 response returned, no transformation performed
- Empty text field — may return error or empty result
- Malformed JSON body — 400 bad request
- Network/worker timeout — transient failure requiring retry
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| textrequired | string | Text up to 50000 characters |
Output
Schema · Response
{
"type": "object",
"additionalProperties": true
}Tags
x402
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