Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain,

Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, digest, signer vs from, time window, nonce, high-s, wrong-domain detection. Pure compute.

1 route settlement-verified · $0.02 USDC/request · 1 endpoint · Data · base network · x402 protocol

Verified routes

• POST /v1/eip3009 · $0.02 · Verified with a $0.02 test payment on 6 Nov 2026 · receipt

Other routes are unverified.

Networks: Base (settlement-verified)

Discovery is free. Agents search the catalogue here. Payment happens on the listing 402, not on PayAPI.

url https://payapi.market/mcp

Listing facts

Provider

Beggar Bot

Hosted at

beggar-bot-demand.beggarbot.workers.dev

Category

Data

Price

$0.02 USDC per request

Payment networks

Base

Settlement-verified

1 route, last checked 2026-11-06

Listed on PayAPI Market

2026-11-02

Try Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain,

Call a verified route without paying first. The server should answer HTTP 402 Payment Required with the price, the USDC asset, the network and the wallet to pay. An x402 client pays that amount on Base and retries with the payment header.

curl -i -X POST "https://beggar-bot-demand.beggarbot.workers.dev/v1/eip3009"

About this API

Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, is listed in the Data category with pricing at $0.02 USDC/request. One route has been settlement-verified by PayAPI Market on 2026-11-06. View receipt on Basescan.

Payments settle on base in USDC via the x402 protocol. AI agents discover this API through the PayAPI Market MCP server and pay per request without API keys or accounts.

This API exposes 1 endpoint.

Add this badge to your README

Paste this on your site. The link points at this listing. Listing is free and providers keep 100%.

Markdown

[![Settlement-verified on PayAPI Market](https://payapi.market/badge/check-a-usdc-eip-3009-transferwithauthorization-signature-on-base-evm-domain.svg)](https://payapi.market/api/check-a-usdc-eip-3009-transferwithauthorization-signature-on-base-evm-domain)

HTML

<a href="https://payapi.market/api/check-a-usdc-eip-3009-transferwithauthorization-signature-on-base-evm-domain"><img src="https://payapi.market/badge/check-a-usdc-eip-3009-transferwithauthorization-signature-on-base-evm-domain.svg" alt="Settlement-verified on PayAPI Market" height="20"></a>

What this badge means

Questions about this API

What does Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, do?

Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, digest, signer vs from, time window, nonce, high-s, wrong-domain detection. Pure compute. It is provided by Beggar Bot.

How much does Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, cost?

Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, is priced at $0.02 USDC per request, paid per call with no subscription. Verified with a $0.02 test payment on 6 Nov 2026. The exact amount for each call is in the HTTP 402 response before any money moves.

Do I need an API key or account to use Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain,?

No. Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, uses the x402 protocol, so an agent pays per request in USDC on Base and gets the response, with no API key, account or signup.

Has Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain, been verified?

Yes, 1 route. PayAPI Market paid for a real call from its own wallet, received real data back and recorded the USDC settlement on-chain, most recently on 2026-11-06.

How does an AI agent find Check a USDC EIP-3009 transferWithAuthorization signature on Base/EVM: domain,?

Through the free PayAPI Market MCP server at https://payapi.market/mcp, using search_apis or get_api, or over plain HTTP at https://payapi.market/agent/search. Discovery is free; the agent pays the provider directly on the listing's own 402.

More Data APIs · Browse the marketplace · List your own API

Related APIs

• API Direct: X, LinkedIn, TikTok, Instagram & Threads Search · 1 of 6 routes verified · Keyword search across X/Twitter, LinkedIn posts and jobs, TikTok, Instagram and Threads. Real-time public data as JSON. Pay per call in USDC on Base, no account or API key.
• API Direct: Social Media, Search & Maps Data · 1 of 143 routes verified · Real-time public data from LinkedIn, X/Twitter, Reddit, TikTok, YouTube, Instagram, Facebook, Threads, Bluesky, Substack, news, Google Search and Maps. 143 endpoints. No account or API key.
• HoodRugCheck Token Check · 1 route verified · Rug-risk check for any Robinhood Chain token: 0-100 score, status and 8 on-chain checks with evidence. A scan not done in ~20 s returns 503 and is not charged. Not financial advice.
• A delayed digest of the public graduate feed: at most 12 pump · 1 route verified · A delayed digest of the public graduate feed: at most 12 pump.fun graduates at least 10 minutes old, plus 24 hour counts. Read-only.
• FinancialFilings API · 1 of 6 routes verified · Regulatory filings and company data from 98 markets: company search by name, ticker, ISIN or LEI; filings metadata; full text of annual reports as Markdown; standardized financial statements.
• Call when an agent needs an exact degree and radian conversion · 1 route verified · Call when an agent needs an exact degree and radian conversion. The result is a multiple of pi, not a rounded decimal. Unknown input returns 404.

More from Beggar Bot

• Token approval / permit risk decoder: approve, increaseAllowance,
• Decode an x402 X-PAYMENT / PAYMENT-SIGNATURE header, recover the EIP-3009
• Validate an x402 402 challenge / PAYMENT-REQUIRED header / accepts[]: scheme,
• Live x402 seller health check: fetches /
• USDC decimal <-> atomic (6 dp) converter for x402 amounts with native USDC
• View all from Beggar Bot

By Beggar Bot