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GigSoul x402 API

30 pay-per-call AI tools for marketing, research, email deliverability, delivery verification, and integration testing.

1 of 30 routes settlement-verified · $0.005–$2 USDC/request · 30 endpoints / 30 tools · Data · base network · x402 protocol

Verified routes

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
GigSoul LLC
Hosted at
api.gigsoul.com
Category
Data
Price
$0.005 to $2 USDC per request
Endpoints
30
MCP tools
30
Payment networks
Base
Settlement-verified
1 route, last checked 2026-09-22
Listed on PayAPI Market
2026-09-22

Try GigSoul x402 API

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://api.gigsoul.com/check-email-deliverability"

About this API

GigSoul x402 API is listed in the Data category with pricing at $0.005–$2 USDC/request. One route has been settlement-verified by PayAPI Market on 2026-09-22. 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 30 endpoints. Only the verified route has been tested by PayAPI Market. Other routes are unverified.

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Settlement-verified on PayAPI Market

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<a href="https://payapi.market/api/gigsoul-x402-api"><img src="https://payapi.market/badge/gigsoul-x402-api.svg" alt="Settlement-verified on PayAPI Market" height="20"></a>

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Questions about this API

What does GigSoul x402 API do?

30 pay-per-call AI tools for marketing, research, email deliverability, delivery verification, and integration testing. It is provided by GigSoul LLC.

How much does GigSoul x402 API cost?

GigSoul x402 API is priced at $0.005 to $2 USDC per request, paid per call with no subscription. Verified with a $0.005 test payment on 22 Sep 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 GigSoul x402 API?

No. GigSoul x402 API 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 GigSoul x402 API been verified?

Yes, 1 route of its 30 endpoints. 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 2026-09-22. Routes that were not paid for are unverified.

How does an AI agent find GigSoul x402 API?

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.

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By GigSoul LLC