# Adyen MCP server vs PayPal MCP server (slim)

> Adyen MCP server scores 60.3 (C) on agent readiness against PayPal MCP server's 56.3 (C), and leads in 4 of 7 scored categories. PayPal MCP server leads on agent ergonomics, payments & pricing and maintenance & community. Both do payments checkout. Category scores, facts…

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Adyen MCP server scores 60.3 (C) on agent readiness against PayPal MCP server's 56.3 (C), and leads in 4 of 7 scored categories. PayPal MCP server leads on agent ergonomics, payments & pricing and maintenance & community. Both do payments checkout.

- Adyen MCP server: C 60.3, rank #471 of 842 · https://www.anchorterminal.com/tools/adyen-mcp-server.min.md
- PayPal MCP server: C 56.3, rank #571 of 842 · https://www.anchorterminal.com/tools/paypal-mcp-server.min.md
- Adyen MCP server, good for An Adyen merchant's developer or operations staff who want an assistant to create payment links and sessions, look up terminals, webhooks, users and credentials, and change terminal settings, with a person watching writes. Ahead on Reliability, 65 against 52; Security & auth, 63 against 48; Transparency & trust, 83 against 78.
- PayPal MCP server, good for A merchant already on PayPal who wants an assistant to draft and send invoices, look up orders and transactions, and manage subscriptions and disputes. Ahead on Agent ergonomics, 66 against 56; Payments & pricing, 40 against 35; Maintenance & community, 64 against 42. Also A hosted endpoint, with nothing to install.

| Category | Adyen MCP server | PayPal MCP server |
| --- | --- | --- |
| Reliability (16%) | 65 | 52 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 73 | 70 |
| Agent ergonomics (13%) | 56 | 66 |
| Security & auth (14%) | 63 | 48 |
| Payments & pricing (10%) | 35 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 42 | 64 |
| Transparency & trust (7%) | 83 | 78 |

| Fact (where they differ) | Adyen MCP server | PayPal MCP server |
| --- | --- | --- |
| Vendor | Adyen N.V. | PayPal |
| Hosted endpoint | no (local only) | `https://mcp.paypal.com/mcp` |
| Transports | stdio | stdio, SSE (legacy), Streamable HTTP |
| Auth | API key | OAuth or key |
| Price for payments checkout | not published | $0.49 per transaction |
| Licence | MIT for the server. The Adyen APIs it calls are a closed service under a merchant agreement and the Adyen Terms and Conditions | Apache-2.0 for the local server and the agent toolkit. The hosted server is a closed service under the PayPal Developer Agreement |
| Tools exposed | 38 | 28 |
| Read-only variant documented | yes | no |
| MCP registry | not listed | `io.github.paypal/paypal-mcp-server` |
| Last release | 2026-08-24 | 2026-09-01 |
| Terms last updated | 2023-11-01 | 2024-11-18 |
| Privacy policy last updated | 2025-08-04 | 2026-09-28 |
| Popularity | 27 stars, 168 npm/wk | 995 npm/wk, 107 PyPI/wk |