ScriptMasterLabs.com · x402 Directory
SingIt Anthropic Messages API
Resource: https://ask.singitai.app/v1/messages · Directory page generated 2026-11-05T18:39:28.351Z from live sources.
The facts, as last reported 2026-11-05T18:20:55.865Z: this resource answers x402 payment challenges at 0.003941 USDC on Base (upto), pay to 0xC23d1Dc0f5fCe1abfFB051e06cB93f0329968B4e. It is reported by Coinbase CDP and its directory state is live.
What it does
Anthropic Messages format chat API, many models. Pay per call in USDC on Base or Solana, no API key. Models: GET /v1/catalog.
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | upto | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0039413941 atomic | 0xC23d1Dc0f5fCe1abfFB051e06cB93f0329968B4e |
| Solanasolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | upto | USDCEPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v | 0.0049414941 atomic | 4an2sqamWWhny9mjLsMtGXCDXakeNtg6vSLq4QvhdmQu |
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0018751875 atomic | 0xC23d1Dc0f5fCe1abfFB051e06cB93f0329968B4e |
| Solanasolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | USDCEPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v | 0.0028752875 atomic | 4an2sqamWWhny9mjLsMtGXCDXakeNtg6vSLq4QvhdmQu |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-05T18:20:55.865Z |
| Settlement recency | listing last updated 2026-11-05T17:44:17.271Z at its source |
| Freshness | live — last reported 2026-11-05T18:20:55.865Z, listing last updated at source 2026-11-05T17:44:17.271Z |
| Reporting facilitator | Coinbase CDP |
| Sources | cdp |
| Tags | chat, aion-labs-aion-3-0, beam-1.0-501b-a23b, claude-fable-5, command-a-plus |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://ask.singitai.app/v1/messages"
Pay it with any x402 client on Base, Solana. Networks: Base · Solana