CryptoKeyhole
Read CryptoKeyhole's public on-chain and market metrics for Bitcoin, Ethereum and other coins, with on-chain series computed from its own full nodes.
CryptoKeyhole MCP vs PayPal MCP
Both are official MCP servers in payments & blockchain, maintained by their publishers. CryptoKeyhole has no registry match, so check its official source for setup; PayPal is listed as Local (stdio).
PayPal
Interact with PayPal services through its API tools.
Servers at a glance
From the curated official collection and the MCP Registry. Missing data is not evidence of missing support.
| Detail | CryptoKeyhole | PayPal |
|---|---|---|
| Publisher & trust | ||
| Official source | View source for CryptoKeyholePublisher documentation | View source for PayPalPublisher repository |
| Reviewed | ||
| Verified registry profile | No exact registry match | View MCP profile → for PayPalio.github.paypal/paypal-mcp-server |
| Connection | ||
| Remote endpoint | None listed | None listed |
| Transports | Not recorded | Local (stdio) |
| Repository | Not recorded | View repository for PayPal |
| Registry version | Not recorded | 1.8.1 |