"Loop" matching MCP servers:

• 

  Grip MCPofficial

  grip-foundation

  A

  license

  A

  quality

  D

  maintenance

  Provides a non-custodial USDC wallet on Base for AI agents, with human-in-the-loop approval for every payment.

  Last updated 2026-04-28

  2

  4

  27

  MIT

• tessera-mcp

  NDilanka

  A

  license

  -

  quality

  B

  maintenance

  Enables AI agents to manage a fictional B2B workspace SaaS (Tessera) with tools for ticketing, invoicing, customer management, and trial extensions, featuring a human-in-the-loop confirm pattern for safety.

  Last updated 2026-07-16

  23

  MIT

• 402-mcp

  forgesworn

  A

  license

  -

  quality

  B

  maintenance

  L402 + x402 client MCP. AI agents discover, pay for, and consume any payment-gated API autonomously. Supports Lightning (NWC), Cashu ecash, stablecoins, and human-in-the-loop payments.

  Last updated 2026-07-29

  73

  MIT

• Payments Agent Gateway (MCP)

  SaiKrishnaMulukutla

  F

  license

  -

  quality

  B

  maintenance

  An MCP server that enables AI agents to safely interact with a double-entry payments ledger, enforcing idempotency, policy-based access control, and human-in-the-loop approval for high-value actions.

  Last updated 2026-07-31