Official MCP RegistryHosted servercrystal-api-118881845105.us-east5.run.appv1.0.0

Crystal

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Connect to Claude Code

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claude mcp add --transport http crystal https://crystal-api-118881845105.us-east5.run.app/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “io.github.EraHQ/crystal”. Verified through the vendor namespace.