Fewsats MCP
by Fewsats
Enable AI agents to make secure purchases and micropayments
finance Node.js Intermediate Self-hostable
⭐ 100 stars 📅 Updated: 1mo ago
Description
MCP server from Fewsats that enables AI agents to purchase digital goods, content, and API access in a secure way. Supports micropayments through Lightning Network and traditional payment rails, letting AI assistants handle billing, content purchases, and transaction management autonomously. Configure spending limits, verify payments, and track transaction history — giving your AI the ability to interact with paid services and digital marketplaces without manual intervention.
✅ Best for
Developers building AI agents that need to autonomously purchase content, data, or API access
⏭️ Skip if
Your AI workflows don't involve any paid services or digital purchases
💡 Use cases
- Enabling AI agents to purchase premium content or API access autonomously
- Processing micropayments for pay-per-use services via Lightning Network
- Managing spending limits and transaction budgets for AI-driven workflows
- Verifying and tracking payment history across digital purchases
👍 Pros
- ✓ Supports both Lightning Network and traditional payment methods
- ✓ Configurable spending limits provide safety controls for autonomous purchases
- ✓ Enables a new class of AI workflows that interact with paid services
- ✓ Simple npx installation with minimal configuration required
👎 Cons
- ✗ Requires a Fewsats account with funded balance for purchases
- ✗ Lightning Network payments may not be supported by all vendors
- ✗ Autonomous spending requires careful limit configuration to avoid unexpected charges
🔧 Exposed tools (5 tools)
| Tool | Category | Description |
|---|---|---|
| check_balance | account | Check current account balance and available funds |
| configure_limits | configuration | Set spending limits and budget controls for autonomous purchases |
| list_transactions | history | List recent transactions and payment history |
| make_purchase | transaction | Execute a purchase for digital content, API access, or services |
| verify_payment | verification | Verify the status and details of a specific payment |
⚡ Installation
Prerequisites:
- • Node.js v18+
- • Fewsats account
- • API key required
Check Claude Code documentation to configure this MCP server.
💡 Tips & tricks
Always configure spending limits before enabling autonomous purchases. Start with low limits during testing and increase them once you've validated the workflow. Use the transaction history tools to audit AI spending patterns.
Quick info
- Author
- Fewsats
- License
- MIT
- Runtime
- Node.js 18+
- Transport
- stdio
- Category
- finance
- Difficulty
- Intermediate
- Self-hostable
- ✅
- Auth
- —
- Docker
- —
- Version
- latest
- Updated
- Feb 28, 2026
Client compatibility
- ✅ Claude Code
- ✅ Cursor
- ✅ VS Code Copilot
- ❓ Gemini CLI
- ✅ Windsurf
- ✅ Cline
- ❓ JetBrains AI
- ❓ Warp
Platforms
🍎 macOS 🐧 Linux 🪟 Windows