Capability
Payment Metadata Extraction And Response Formatting
2 artifacts provide this capability.
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The native monetization layer for MCP tool servers — x402 payment enforcement via OWS CLI
Unique: Standardizes payment metadata extraction from OWS CLI into HTTP 402 response format, enabling interoperability between MCP servers and payment-aware clients
vs others: Provides structured payment instructions in HTTP responses rather than opaque error messages, making it easier for clients to understand and complete payment flows