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Server Configuration

Describes the environment variables required to run the server.

NameRequiredDescriptionDefault
HF_HOMENoHugging Face cache directory.
COFFEE_AUDIO_SOURCENoAudio source: 'microphone' or 'wav'.
COFFEE_ROASTER_PORTNoSerial port for the roaster.
COFFEE_AUDIO_OVERLAPNoOverlap between audio windows.
COFFEE_ROAST_LOG_DIRNoDirectory for roast log output.
COFFEE_AUDIO_WAV_PATHNoPath to a WAV file for replay.
COFFEE_ROASTER_DRIVERNoRoaster driver type (e.g., 'mock' or 'hottop_kn8828b_2k_plus').
COFFEE_FIRST_CRACK_MODENoFirst-crack detection mode: 'disabled', 'manual', or 'audio'.
COFFEE_AUDIO_HOP_SECONDSNoHop duration between windows.
COFFEE_AUDIO_REPLAY_MODENoReplay mode: 'realtime' or 'detector_paced'.
COFFEE_AUDIO_SAMPLE_RATENoAudio sample rate.
COFFEE_ROASTER_TEMP_UNITNoTemperature unit (e.g., 'celsius' or 'fahrenheit').
COFFEE_AUDIO_INPUT_DEVICENoAudio input device identifier.
COFFEE_ROASTER_MCP_CONFIGNoPath to the YAML configuration file.
COFFEE_FIRST_CRACK_REPO_IDNoHugging Face repository ID for the first-crack model.
COFFEE_AUDIO_WINDOW_SECONDSNoAudio window duration in seconds.
COFFEE_FIRST_CRACK_REVISIONNoRevision of the Hugging Face model.
COFFEE_FIRST_CRACK_PRECISIONNoModel precision (e.g., 'int8').
COFFEE_AUTO_T0_DROP_THRESHOLD_CNoTemperature drop threshold for automatic T0 detection.
COFFEE_FIRST_CRACK_ONNX_THREADSNoNumber of ONNX runtime threads.
COFFEE_FIRST_CRACK_LOCAL_MODEL_DIRNoLocal directory path for the first-crack model.
COFFEE_FIRST_CRACK_CONFIDENCE_THRESHOLDNoConfidence threshold for first-crack detection.
COFFEE_FIRST_CRACK_MIN_POSITIVE_WINDOWSNoMinimum number of positive windows required.
COFFEE_FIRST_CRACK_CONFIRMATION_WINDOW_SECONDSNoConfirmation window duration in seconds.

Capabilities

Server capabilities have not been inspected yet.

Tools

Functions exposed to the LLM to take actions

NameDescription

No tools

Prompts

Interactive templates invoked by user choice

NameDescription

No prompts

Resources

Contextual data attached and managed by the client

NameDescription

No resources

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