# SPR (Sealed Payment Record) (slim)

> SPR (Sealed Payment Record), an MCP server by luca.network, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Seal every payment your AI agent makes as a signed record, on your own machine, with your key.

- Full: https://www.anchorterminal.com/tools/luca-spr-mcp.md (~500 tokens) · this version ~430 tokens · JSON https://www.anchorterminal.com/tools/luca-spr-mcp.json · canonical https://www.anchorterminal.com/tools/luca-spr-mcp
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-31
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

# SPR (Sealed Payment Record)

> Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: MCP server, by luca.network (https://github.com/luca-network/spr)
- Category: Payment & monetisation platforms (https://www.anchorterminal.com/categories/payment-platforms.md)
- Listed because: It's published in the registry under luca.network, a namespace the registry only gives to whoever proves they control that domain.
- What the official MCP registry says: Seal every payment your AI agent makes as a signed record, on your own machine, with your key.

## Facts

- MCP registry: `network.luca/spr-mcp` 0.1.6
- Package: npm `@luca-network/spr-mcp` (stdio)
- Source: https://github.com/luca-network/spr
- Website: https://github.com/luca-network/spr
- npm downloads a week: 742
- GitHub stars: 0
- Registry entry updated: 2026-10-31

- Create a video and download its frames: https://www.anchorterminal.com/assets/listing-video/index.html?listing=luca-spr-mcp
- JSON: https://www.anchorterminal.com/api/v1/tools/luca-spr-mcp.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming