# Langfuse local development environment. # # Usage: # cp .env.langfuse.example .env.langfuse # # replace all CHANGE_ME values before starting # docker compose --env-file .env.langfuse -f docker-compose.langfuse.yml up -d # # Generate secrets with commands such as: # openssl rand -base64 32 # openssl rand -hex 16 # openssl rand -hex 32 # # Do not commit .env.langfuse. # Public URL used by Langfuse itself. For local browser access this should match # http://localhost:3000. For a VM, set this to your HTTPS domain. LANGFUSE_NEXTAUTH_URL=http://localhost:3000 # Host ports. Internal container ports stay unchanged and are used for # container-to-container communication. LANGFUSE_WEB_PORT=3000 LANGFUSE_WORKER_PORT=3030 LANGFUSE_POSTGRES_HOST_PORT=15432 LANGFUSE_REDIS_HOST_PORT=16379 LANGFUSE_CLICKHOUSE_HTTP_PORT=18123 LANGFUSE_CLICKHOUSE_NATIVE_PORT=19000 LANGFUSE_MINIO_API_PORT=9090 LANGFUSE_MINIO_CONSOLE_PORT=9091 # Core Langfuse secrets. Replace these values. LANGFUSE_NEXTAUTH_SECRET=CHANGE_ME_generate_with_openssl_rand_base64_32 LANGFUSE_SALT=CHANGE_ME_generate_with_openssl_rand_hex_16 # Must be exactly 64 hex characters. Generate with: openssl rand -hex 32 LANGFUSE_ENCRYPTION_KEY=CHANGE_ME_generate_with_openssl_rand_hex_32 # Langfuse internal Postgres. This is not the chatbot application's Postgres. LANGFUSE_POSTGRES_VERSION=17 LANGFUSE_POSTGRES_USER=postgres LANGFUSE_POSTGRES_PASSWORD=CHANGE_ME_langfuse_postgres_password LANGFUSE_POSTGRES_DB=postgres # Langfuse internal ClickHouse. LANGFUSE_CLICKHOUSE_USER=clickhouse LANGFUSE_CLICKHOUSE_PASSWORD=CHANGE_ME_langfuse_clickhouse_password LANGFUSE_CLICKHOUSE_CLUSTER_ENABLED=false # Langfuse internal Redis. LANGFUSE_REDIS_PORT=6379 LANGFUSE_REDIS_AUTH=CHANGE_ME_langfuse_redis_password # Langfuse local MinIO/object storage. LANGFUSE_MINIO_ROOT_USER=minio LANGFUSE_MINIO_ROOT_PASSWORD=CHANGE_ME_langfuse_minio_password LANGFUSE_S3_EVENT_UPLOAD_ACCESS_KEY_ID=minio LANGFUSE_S3_EVENT_UPLOAD_SECRET_ACCESS_KEY=CHANGE_ME_langfuse_minio_password LANGFUSE_S3_MEDIA_UPLOAD_ACCESS_KEY_ID=minio LANGFUSE_S3_MEDIA_UPLOAD_SECRET_ACCESS_KEY=CHANGE_ME_langfuse_minio_password LANGFUSE_S3_MEDIA_UPLOAD_ENDPOINT_PUBLIC=http://localhost:9090 LANGFUSE_S3_BATCH_EXPORT_ACCESS_KEY_ID=minio LANGFUSE_S3_BATCH_EXPORT_SECRET_ACCESS_KEY=CHANGE_ME_langfuse_minio_password LANGFUSE_S3_BATCH_EXPORT_EXTERNAL_ENDPOINT=http://localhost:9090 # Development defaults. LANGFUSE_TELEMETRY_ENABLED=false LANGFUSE_ENABLE_EXPERIMENTAL_FEATURES=false # Optional headless initialization. Leave blank to create the organization, # project, user, and API keys in the UI after startup. LANGFUSE_INIT_ORG_ID= LANGFUSE_INIT_ORG_NAME= LANGFUSE_INIT_PROJECT_ID= LANGFUSE_INIT_PROJECT_NAME= LANGFUSE_INIT_PROJECT_PUBLIC_KEY= LANGFUSE_INIT_PROJECT_SECRET_KEY= LANGFUSE_INIT_USER_EMAIL= LANGFUSE_INIT_USER_NAME= LANGFUSE_INIT_USER_PASSWORD=