{"id":"upbound-marketplace-mcp-server","name":"marketplace-mcp-server","af_score":59.5,"security_score":56.5,"reliability_score":25.0,"what_it_does":"An MCP server (with stdio and HTTP transports) that exposes tools for searching and retrieving package/repository metadata and assets from the Upbound Marketplace API, including support for both marketplace API v1 and v2 and UP CLI–based authentication for private resources.","best_when":"You have an MCP-capable agent and want programmatic marketplace discovery/metadata retrieval (including private resources) using your existing UP CLI credentials.","avoid_when":"You need a multi-tenant SaaS with centralized auth, guaranteed uptime, published rate-limit guarantees, or first-class public REST/OpenAPI contracts beyond MCP JSON-RPC.","last_evaluated":"2026-04-04T19:37:30.483429+00:00","has_mcp":true,"has_api":false,"auth_methods":["UP CLI authentication (uses mounted ~/.up/config.json inside the container)"],"has_free_tier":false,"known_gotchas":["HTTP interface is JSON-RPC 2.0 at /mcp and requires POST requests with appropriate params per tool.","The server relies on mounted UP CLI config; missing/incorrect mount will cause authentication failures.","Some tools reference v1 vs v2 marketplace behavior via use_v1; agents should choose the intended API version.","The example for get_package_version_resources appears to have a truncated version string in the README; use the version format shown elsewhere (e.g., v1.23.1) and validate arguments."],"error_quality":0.0}