api.delx.ai x402 pad-string

https://api.delx.ai/api/v1/x402/pad-string

payable

Pad a string to width. Use for fixed-width logs, CSV alignment, or receipt fields that need left/right padding. Returns the padded string with the applied width and fill character. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.

Price: $0.001
Network: base
Pay to: 0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2
Spec dialect: v2 (declares x402Version 2)
Transport: PAYMENT-REQUIRED header
HTTP method: POST
Response latency: 162 ms
Payment options: 3 usable of 3
Last checked: 2026-08-10T09:13:33.546Z (1d ago)
Category: ai-inference

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.delx.ai%2Fapi%2Fv1%2Fx402%2Fpad-string"