Summary
This is a marketplace client for discovering and installing other MCP servers directly from your Claude environment. It lets you browse available servers and tools, then auto-install them into any MCP client without manual configuration. The interesting bit is the x402 payment integration, which means you can discover paid endpoints and handle USDC transactions for premium tools right through the interface. Reach for this when you want to expand your MCP setup without leaving your workflow to hunt through GitHub repos or fiddle with config files. It's essentially a package manager for MCP servers with built in crypto payments for commercial offerings.
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belt cli automatically finds the best tools and skills for your agent. image, video, music, tts...
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Connect your Claude agent to live crypto prices and trading routes via 1inch
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Fastest browser for AI agents to run web automation tasks, always free.
Download Free life-time →Notes, actions and memory. Without a meeting bot. First month 100% off.
Download for free →belt cli automatically finds the best tools and skills for your agent. image, video, music, tts...
one prompt install →Connect your Claude agent to live crypto prices and trading routes via 1inch
Get the MCP →Block distracting apps from your iPhone permanently without a 3rd party app. Free and open source.
Block now (100% free) →Configuration
ARISPAY_API_KEYsecretOptional. ArisPay API key (ap_live_… or an agent-scoped key from `agentmarketplace agent create`). Required only for publish_agent and paid call_agent invocations.
AGENTMARKETPLACE_URLOverride the registry URL. Default: https://api.arispay.app/v1/marketplace
Registryactive
Packageagentmarketplace-mcp
TransportSTDIO
AuthRequired
UpdatedApr 18, 2026