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api.24klabs.ai v1 retirement-fire-calculator
https://api.24klabs.ai/api/v1/retirement-fire-calculator
payable
Retirement corpus, years-to-FI and safe withdrawal draw from current savings, contribution, expected return, inflation and target annual spend (withdrawal rate configurable, default 4%).
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.004
- Network
- base
- Pay to
- 0xe73D86f185bE79a33b0318d881B71f2a24371114
- 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
- 2026-08-10T09:15:17.284Z (1d ago)
- Category
- ai-inference
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.24klabs.ai%2Fapi%2Fv1%2Fretirement-fire-calculator"