Schema | Semantic Code Search MCP Server

Semantic Code Search MCP Server

Official

Describes the environment variables required to run the server.

Name	Required	Description	Default
`PORT`	No	Port for HTTP mode (default: 3000).	3000
`SCS_MCP_SERVER_URL`	No	Public URL of the server. Required for OAuth and non-localhost deployments.
`ELASTICSEARCH_INDEX`	No	The name of the Elasticsearch index to use.	semantic-code-search
`SCS_MCP_OAUTH_ISSUER`	No	OIDC issuer URL. Required when SCS_MCP_OAUTH_ENABLED=true.
`ELASTICSEARCH_API_KEY`	No	An API key for Elasticsearch authentication.
`SCS_MCP_OAUTH_ENABLED`	No	Enable OAuth 2.0 bearer token authentication (HTTP mode only).	false
`ELASTICSEARCH_CLOUD_ID`	No	The Cloud ID for your Elastic Cloud instance.
`ELASTICSEARCH_ENDPOINT`	No	The Elasticsearch endpoint URL (e.g., http://localhost:9200). Alternative to ELASTICSEARCH_CLOUD_ID and ELASTICSEARCH_API_KEY.
`SCS_MCP_OAUTH_AUDIENCE`	No	Expected aud claim override. Use for Okta non-URL audiences (e.g., api://default).
`SCS_MCP_OAUTH_CLIENT_ID`	No	Client ID for token introspection (opt-in). Requires SCS_MCP_OAUTH_CLIENT_SECRET.
`SCS_MCP_OAUTH_CLIENT_SECRET`	No	Client secret for token introspection (opt-in).
`SCS_MCP_OAUTH_REQUIRED_SCOPES`	No	Space-separated scopes the server requires on every token. Minimum openid for Okta.
`SCS_MCP_OAUTH_ALLOWED_CLIENT_IDS`	No	Space-separated allowlist of OAuth client IDs. Empty = any client from the issuer.

Server capabilities have not been inspected yet.

Functions exposed to the LLM to take actions

Name	Description
No tools

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

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