ScriptMasterLabs.com · x402 Directory
https://agents.writerslogic.com/api/v1/exposure-calc
Resource: https://agents.writerslogic.com/api/v1/exposure-calc · Directory page generated 2026-11-05T01:27:50.309Z from live sources.
The facts, as last reported 2026-11-05T01:24:39.830Z: this resource answers x402 payment challenges at 0.005 USDC on Base (exact), pay to 0x34C2D4B19b2D61Da1eC98A3463B8E9994FB86522. It is reported by PayAI and its directory state is live.
What it does
Given any three of aperture (f-number), shutter time in seconds, ISO and scene EV at ISO 100, solves the fourth from EV = log2(N^2/t) and EV_S = EV_100 + log2(S/100), names the nearest one-third-stop f-number, and lists the equivalent shutt
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0055000 atomic | 0x34C2D4B19b2D61Da1eC98A3463B8E9994FB86522 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-05T01:24:39.830Z |
| Settlement recency | listing last updated 2026-11-05T00:59:45.247Z at its source |
| Freshness | live — last reported 2026-11-05T01:24:39.830Z, listing last updated at source 2026-11-05T00:59:45.247Z |
| Reporting facilitator | PayAI |
| Sources | payai |
| Tags | x402, c2pa, toip, verifiable-credentials, research |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://agents.writerslogic.com/api/v1/exposure-calc"
Pay it with any x402 client on Base. Networks: Base