Schema | Hearth

Hearth

Describes the environment variables required to run the server.

Name	Required	Description	Default
`HEARTH_DB`	No	SQLite database path.
`HEARTH_HOST`	No	Server bind host. Default is 127.0.0.1.	127.0.0.1
`HEARTH_PORT`	No	Server bind port. Default is 8787.	8787
`HEARTH_MEDIA`	No	Audio folder path.
`HEARTH_LLM_MODEL`	No	Optional model name for the LLM host.
`HEARTH_SMTP_FROM`	No	SMTP from address.
`HEARTH_SMTP_HOST`	No	SMTP host for enabling email notifications to contacts with channel=email.
`HEARTH_SMTP_PASS`	No	SMTP password.
`HEARTH_SMTP_PORT`	No	SMTP port.
`HEARTH_SMTP_USER`	No	SMTP username.
`HEARTH_PUBLIC_URL`	No	Public HTTPS base URL. Setting it turns on OAuth for /mcp and the account-linking page.
`HEARTH_LLM_API_KEY`	No	Optional API key for the LLM host.
`HEARTH_LLM_BASE_URL`	No	Optional base URL to run the simulator with a real LLM host over any OpenAI-compatible endpoint.
`HEARTH_OAUTH_CLIENT_ID`	No	The fixed client ID Alexa+ uses (from the developer console).
`HEARTH_WATCHDOG_SECONDS`	No	Ladder evaluation interval in seconds. Default is 60.	60
`HEARTH_OAUTH_CLIENT_SECRET`	No	The fixed client secret Alexa+ uses (from the developer console).
`HEARTH_OAUTH_REDIRECT_URIS`	No	Comma-separated Alexa account-linking redirect URIs; any Amazon /api/skill/link/ URI is also accepted.

Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.

This server publishes no instructions, or was last inspected before Glama recorded them.

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

This server cannot be deployed

ActivityMaintained

ResponsivenessNo issues