sigtap - Cold email generator: personalized outreach email from proven templates (founder, agency, f
https://sigtap-outreach-api.sigtap.workers.dev/templateOverview
x402 USDC on Base - no signup, the wallet is the account. Free check: GET https://sigtap-outreach-api.sigtap.workers.dev/preview/template returns a 200 sample. Paid call in 3 steps: GET https://sigtap-outreach-api.sigtap.workers.dev/template -> 402 challenge (payTo+amount) -> sign and retry with the X-PAYMENT header (@x402/fetch does this) -> 200 + settled on-chain. Catalog + MCP twin: GET /llms.txt on this origin.
Protocol
x402
Price
$0.01
Payment Asset
USDC
Payment Network
Base
Category
email-marketing
Provider
sigtap
Source
self-registered
Indexed
2026-09-05 12:51:31
Health
Status
healthy
Latency (p50)
566ms
Uptime (30d)
100.0%
Reliability Score
87/100
Last Checked
2026-09-10 00:58:34
Last Healthy
2026-09-10 00:58:34
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-09-10 00:58:34 | healthy | 402 | 37ms | |
| 2026-09-09 20:26:35 | healthy | 402 | 714ms | |
| 2026-09-09 05:28:09 | healthy | 402 | 554ms | |
| 2026-09-08 22:29:46 | healthy | 402 | 512ms | |
| 2026-09-08 13:19:10 | healthy | 402 | 589ms | |
| 2026-09-08 08:57:35 | healthy | 402 | 719ms | |
| 2026-09-07 19:43:55 | healthy | 402 | 566ms | |
| 2026-09-07 09:44:42 | healthy | 402 | 651ms | |
| 2026-09-07 05:31:41 | healthy | 402 | 484ms |