x402 List

x402 Protocol Service Directory

Bottr — OttO Art Judge

AI

POST /api/x402 with {"action":"art_judge","image_url":"https://..."} to receive a 402 with payment requirements. Sign the payment in USDC on Base, resubmit with the x-payment header, and get back a job_id. Poll /api/x402/status/{job_id} every 5–10s until completed — result includes a score (0–10) and written critique. Batch up to 5 images at once with art_judge_batch. $0.2020 USDC per image, no API key required.

BASE URL https://bottr.ai/api/x402 WEBSITE https://bottr.ai ENDPOINTS 1 NETWORK ASSET USDC

ENDPOINTS

Service endpoints with HTTP method, path, description, pricing, and network
METHOD PATH DESCRIPTION PRICE NETWORK ASSET
POST /api/x402 OttO Art Judge — image scoring + critique --- USDC
1 endpoints

UPTIME

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