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x402.forgemesh.io roi-calculator
https://x402.forgemesh.io/roi-calculator
payable
Return-on-investment and compound-growth calculator: supply an initial amount, rate, and time horizon to get final value, total interest earned, and effective annual yield. For comparing savings accounts, investment scenarios, and loan offers where exact compounding matters more than an estimate. Results are reproducible and auditable call to call.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.002
- Network
- base
- Pay to
- 0x850363a27F0aC6fEb9C7a3eC4C1d295262dF9432
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 38 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-10T09:17:29.597Z (2d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402.forgemesh.io%2Froi-calculator"