immich/docs/docs/install/environment-variables.md

Environment Variables

Docker Compose

Variable	Description	Default	Services
IMMICH_VERSION	Image tags	release	server, microservices, machine learning, web, proxy, typesense
UPLOAD_LOCATION	Host Path for uploads		server, microservices

:::tip

These environment variables are used by the docker-compose.yml file and do NOT affect the containers directly.

:::

General

Variable	Description	Default	Services
TZ	Timezone		microservices
NODE_ENV	Environment (production, development)	production	server, microservices, machine learning, web
LOG_LEVEL	Log Level (verbose, debug, log, warn, error)	log	server, microservices
IMMICH_MEDIA_LOCATION	Media Location	./upload	server, microservices
PUBLIC_LOGIN_PAGE_MESSAGE	Public Login Page Message		web

:::tip

TZ is only used by the exiftool as a fallback in case the timezone cannot be determined from the image metadata.

exiftool is only present in the microservices container.

:::

Geocoding

Variable	Description	Default	Services
DISABLE_REVERSE_GEOCODING	Disable Reverse Geocoding Precision	false	microservices
REVERSE_GEOCODING_PRECISION	Reverse Geocoding Precision	3	microservices
REVERSE_GEOCODING_DUMP_DIRECTORY	Reverse Geocoding Dump Directory	./.reverse-geocoding-dump/	microservices

Ports

Variable	Description	Default	Services
PORT	Web Port	3000	web
SERVER_PORT	Server Port	3001	server
MICROSERVICES_PORT	Microservices Port	3002	microservices
MACHINE_LEARNING_PORT	Machine Learning Port	3003	machine learning

URLs

Variable	Description	Default	Services
IMMICH_WEB_URL	Immich Web URL	http://immich-web:3000	proxy
IMMICH_SERVER_URL	Immich Server URL	http://immich-server:3001	web, proxy
IMMICH_MACHINE_LEARNING_URL	Immich Machine Learning URL, set "false" to disable ML	http://immich-machine-learning:3003	server, microservices
PUBLIC_IMMICH_SERVER_URL	Public Immich URL	http://immich-server:3001	web
IMMICH_API_URL_EXTERNAL	Immich API URL External	/api	web

:::info

The above paths are modifying the internal paths of the containers.

:::

Database

Variable	Description	Default	Services
DB_URL	Database URL		server, microservices
DB_HOSTNAME	Database Host	localhost	server, microservices
DB_PORT	Database Port	5432	server, microservices
DB_USERNAME	Database User	postgres	server, microservices
DB_PASSWORD	Database Password	postgres	server, microservices
DB_DATABASE	Database Name	immich	server, microservices

:::info

When DB_URL is defined, the other database (DB_*) variables are ignored.

:::

Redis

Variable	Description	Default	Services
REDIS_URL	Redis URL		server, microservices
REDIS_HOSTNAME	Redis Host	immich_redis	server, microservices
REDIS_PORT	Redis Port	6379	server, microservices
REDIS_DBINDEX	Redis DB Index	0	server, microservices
REDIS_USERNAME	Redis Username		server, microservices
REDIS_PASSWORD	Redis Password		server, microservices
REDIS_SOCKET	Redis Socket		server, microservices

:::info

REDIS_URL must start with ioredis:// and then include a base64 encoded JSON string for the configuration. More info can be found in the upstream ioredis documentation.

• When REDIS_URL is defined, the other redis (REDIS_*) variables are ignored.
• When REDIS_SOCKET is defined, the other redis (REDIS_*) variables are ignored.

:::

Redis (Sentinel) URL example JSON before encoding:

{
  "sentinels": [
    {
      "host": "redis-sentinel-node-0",
      "port": 26379
    },
    {
      "host": "redis-sentinel-node-1",
      "port": 26379
    },
    {
      "host": "redis-sentinel-node-2",
      "port": 26379
    }
  ],
  "name": "redis-sentinel"
}

Typesense

Variable	Description	Default	Services
TYPESENSE_ENABLED	Enable Typesense		server, microservices
TYPESENSE_URL	Typesense URL		server, microservices
TYPESENSE_HOST	Typesense Host	typesense	server, microservices
TYPESENSE_PORT	Typesense Port	8108	server, microservices
TYPESENSE_PROTOCOL	Typesense Protocol	http	server, microservices
TYPESENSE_API_KEY	Typesense API Key		server, microservices, typesense
TYPESENSE_DATA_DIR	Typesense Data Directory	/data	typesense

:::info

TYPESENSE_URL must start with ha:// and then include a base64 encoded JSON string for the configuration.

TYPESENSE_ENABLED: Anything other than false, behaves as true. Even undefined is treated as true.

• When TYPESENSE_URL is defined, the other typesense (TYPESENSE_*) variables are ignored.

:::

Typesense URL example JSON before encoding:

[
  {
    "host": "typesense-1.example.net",
    "port": "443",
    "protocol": "https"
  },
  {
    "host": "typesense-2.example.net",
    "port": "443",
    "protocol": "https"
  },
  {
    "host": "typesense-3.example.net",
    "port": "443",
    "protocol": "https"
  }
]

Machine Learning

Variable	Description	Default	Services
MACHINE_LEARNING_MIN_FACE_SCORE	Minimum Face Score	0.7	machine learning
MACHINE_LEARNING_MODEL_TTL	Model TTL	300	machine learning
MACHINE_LEARNING_EAGER_STARTUP	Eager Startup	true	machine learning
MACHINE_LEARNING_MIN_TAG_SCORE	Minimum Tag Score	0.9	machine learning
MACHINE_LEARNING_FACIAL_RECOGNITION_MODEL	Facial Recognition Model	buffalo_l	machine learning
MACHINE_LEARNING_CLIP_TEXT_MODEL	Clip Text Model	clip-ViT-B-32	machine learning
MACHINE_LEARNING_CLIP_IMAGE_MODEL	Clip Image Model	clip-ViT-B-32	machine learning
MACHINE_LEARNING_CLASSIFICATION_MODEL	Classification Model	microsoft/resnet-50	machine learning
MACHINE_LEARNING_CACHE_FOLDER	ML Cache Location	/cache	machine learning
TRANSFORMERS_CACHE	ML Transformers Cache Location	/cache	machine learning