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Delx Reverse String
x402
Delx Reverse String is a paid API for AI agents from api.delx.ai, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-20).
Reverses a string and returns the result as structured JSON, billed per successful call at $0.001 USDC.
Price / call$0.001
Success—
StatusUnknown
How this service works
Reverse a string for $0.001 USDC. Use this when an agent needs reverse string inside a workflow without installing a library or managing an API key. Deterministic first-party execution, structured JSON output, no subscription, and payment only for a successful result.
Output
A JSON object containing the reversed version of the input string, returned only on a successful call (payment is only charged on success).
Example use cases
Palindrome detection preprocessing
“Take the word 'racecar' and reverse it so I can compare it to the original to check if it's a palindrome.”
Workflow string inversion step
“In my data pipeline, I need to reverse this token string 'aB3xQ9mZ' as an intermediate transformation step — can you do that?”
Reverse user-submitted text
“A user submitted the phrase 'the quick brown fox' — reverse the entire string and give me the result.”
Technical details
Endpoint
POSThttps://api.delx.ai/api/v1/x402/reverse-string?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a deterministic, on-demand string reversal inside an agent workflow without managing library dependencies, API keys, or subscriptions. Ideal for pay-per-use pipelines where you only want to pay for successful results and need structured JSON output compatible with downstream steps.
Side effects
- Input text exceeds 100,000 character limit — request rejected
- Empty or missing text field — validation error returned
- Payment failure via x402 protocol — call not executed
- Network timeout or service unavailability — no charge incurred
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| text | string | Primary text input (max 100k chars). Processed first-party; not retained as a dataset. |
Output
Schema · Response
{
"type": "json",
"example": {
"text": "dlrow tnega olleh",
"schema": "delx/reverse-string/v1",
"source_len": 17
}
}Tags
x402
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