Environment Variables

Variable	Required	Default	Description
LLM_CHAT_MEMORY_DIR	no	./memories	Directory containing memory JSON files
LLM_CHAT_MEMORY_MAX_INJECT_PER_MESSAGE	no	2	Maximum number of memories injected per individual message
LLM_CHAT_MEMORY_MAX_INJECT_PER_SEND_LOOP	no	5	Cumulative cap for the entire send-loop cycle
LLM_CHAT_MEMORY_MAX_INJECTION_CONTENT_LENGTH	no	500	Character truncation limit per memory's injected content
LLM_CHAT_MEMORY_SIMILARITY_GATE	no	0.4	Minimum cosine similarity for a memory to be considered relevant
LLM_CHAT_MEMORY_EMBEDDING_MODEL	no	Xenova/all-MiniLM-L6-v2	Hugging Face model ID for local embedding generation
LLM_CHAT_MEMORY_RECENCY_HALF_LIFE	no	3600	Half-life in seconds for the recency score decay curve
LLM_CHAT_MEMORY_MIN_SUMMARY_LENGTH	no	50	Minimum summary length in characters
LLM_CHAT_MEMORY_MAX_SUMMARY_LENGTH	no	600	Maximum summary length in characters

All environment variables are optional. Constructor parameters take precedence over environment variables.