.env

# Use .env.local to change these variables
# DO NOT EDIT THIS FILE WITH SENSITIVE DATA

MONGODB_URL=#your mongodb URL here
MONGODB_DB_NAME=chat-ui
MONGODB_DIRECT_CONNECTION=false

COOKIE_NAME=hf-chat
TRUSTED_EMAIL_HEADER= # only set this if you understand the implications

HF_TOKEN=#hf_<token> from https://huggingface.co/settings/token
HF_API_ROOT=https://api-inference.huggingface.co/models

OPENAI_API_KEY=#your openai api key here
ANTHROPIC_API_KEY=#your anthropic api key here
CLOUDFLARE_ACCOUNT_ID=#your cloudflare account id here
CLOUDFLARE_API_TOKEN=#your cloudflare api token here
COHERE_API_TOKEN=#your cohere api token here

HF_ACCESS_TOKEN=#LEGACY! Use HF_TOKEN instead

# used to activate search with web functionality. disabled if none are defined. choose one of the following:
YDC_API_KEY=#your docs.you.com api key here
SERPER_API_KEY=#your serper.dev api key here
SERPAPI_KEY=#your serpapi key here
SERPSTACK_API_KEY=#your serpstack api key here
USE_LOCAL_WEBSEARCH=#set to true to parse google results yourself, overrides other API keys
SEARXNG_QUERY_URL=# where '<query>' will be replaced with query keywords see https://docs.searxng.org/dev/search_api.html eg https://searxng.yourdomain.com/search?q=<query>&engines=duckduckgo,google&format=json

WEBSEARCH_ALLOWLIST=`[]` # if it's defined, allow websites from only this list.
WEBSEARCH_BLOCKLIST=`[]` # if it's defined, block websites from this list.
WEBSEARCH_JAVASCRIPT=true # CPU usage reduces by 60% on average by disabling javascript. Enable to improve website compatibility

# Parameters to enable open id login
OPENID_CONFIG=`{
  "PROVIDER_URL": "",
  "CLIENT_ID": "",
  "CLIENT_SECRET": "",
  "SCOPES": "",
  "NAME_CLAIM": ""
}`

# /!\ legacy openid settings, prefer the config above
OPENID_CLIENT_ID=
OPENID_CLIENT_SECRET=
OPENID_SCOPES="openid profile" # Add "email" for some providers like Google that do not provide preferred_username
OPENID_NAME_CLAIM="name" # Change to "username" for some providers that do not provide name
OPENID_PROVIDER_URL=https://huggingface.co # for Google, use https://accounts.google.com
OPENID_TOLERANCE=
OPENID_RESOURCE=

# Parameters to enable a global mTLS context for client fetch requests
USE_CLIENT_CERTIFICATE=false
CERT_PATH=#
KEY_PATH=#
CA_PATH=#
CLIENT_KEY_PASSWORD=#
REJECT_UNAUTHORIZED=true

TEXT_EMBEDDING_MODELS = `[
  {
    "name": "Xenova/gte-small",
    "displayName": "Xenova/gte-small",
    "description": "Local embedding model running on the server.",
    "chunkCharLength": 512,
    "endpoints": [
      { "type": "transformersjs" }
    ]
  }
]`

# 'name', 'userMessageToken', 'assistantMessageToken' are required
MODELS=`[
    {
      "name": "mistralai/Mistral-7B-Instruct-v0.1",
      "displayName": "mistralai/Mistral-7B-Instruct-v0.1",
      "description": "Mistral 7B is a new Apache 2.0 model, released by Mistral AI that outperforms Llama2 13B in benchmarks.",
      "websiteUrl": "https://mistral.ai/news/announcing-mistral-7b/",
      "preprompt": "",
      "chatPromptTemplate" : "<s>{{#each messages}}{{#ifUser}}[INST] {{#if @first}}{{#if @root.preprompt}}{{@root.preprompt}}\n{{/if}}{{/if}}{{content}} [/INST]{{/ifUser}}{{#ifAssistant}}{{content}}</s>{{/ifAssistant}}{{/each}}",
      "parameters": {
        "temperature": 0.1,
        "top_p": 0.95,
        "repetition_penalty": 1.2,
        "top_k": 50,
        "truncate": 3072,
        "max_new_tokens": 1024,
        "stop": ["</s>"]
      },
      "promptExamples": [
        {
          "title": "Write an email from bullet list",
          "prompt": "As a restaurant owner, write a professional email to the supplier to get these products every week: \n\n- Wine (x10)\n- Eggs (x24)\n- Bread (x12)"
        }, {
          "title": "Code a snake game",
          "prompt": "Code a basic snake game in python, give explanations for each step."
        }, {
          "title": "Assist in a task",
          "prompt": "How do I make a delicious lemon cheesecake?"
        }
      ]
    }
]`

OLD_MODELS=`[]`# any removed models, `{ name: string, displayName?: string, id?: string }`
TASK_MODEL= # name of the model used for tasks such as summarizing title, creating query, etc.

PUBLIC_ORIGIN=#https://huggingface.co
PUBLIC_SHARE_PREFIX=#https://hf.co/chat
PUBLIC_GOOGLE_ANALYTICS_ID=#G-XXXXXXXX / Leave empty to disable
PUBLIC_PLAUSIBLE_SCRIPT_URL=#/js/script.js / Leave empty to disable
PUBLIC_ANNOUNCEMENT_BANNERS=`[
    {
    "title": "Code Llama 70B is available! 🦙",
    "linkTitle": "try it",
    "linkHref": "https://huggingface.co/chat?model=codellama/CodeLlama-70b-Instruct-hf"
  }
]`

PUBLIC_APPLE_APP_ID=#1234567890 / Leave empty to disable

PARQUET_EXPORT_DATASET=
PARQUET_EXPORT_HF_TOKEN=
ADMIN_API_SECRET=# secret to admin API calls, like computing usage stats or exporting parquet data

PARQUET_EXPORT_SECRET=#DEPRECATED, use ADMIN_API_SECRET instead

RATE_LIMIT= # /!\ Legacy definition of messages per minute. Use USAGE_LIMITS.messagesPerMinute instead
MESSAGES_BEFORE_LOGIN=# how many messages a user can send in a conversation before having to login. set to 0 to force login right away

APP_BASE="" # base path of the app, e.g. /chat, left blank as default
PUBLIC_APP_NAME=ChatUI # name used as title throughout the app
PUBLIC_APP_ASSETS=chatui # used to find logos & favicons in static/$PUBLIC_APP_ASSETS
PUBLIC_APP_COLOR=blue # can be any of tailwind colors: https://tailwindcss.com/docs/customizing-colors#default-color-palette
PUBLIC_APP_DESCRIPTION=# description used throughout the app (if not set, a default one will be used)
PUBLIC_APP_DATA_SHARING=#set to 1 to enable options & text regarding data sharing
PUBLIC_APP_DISCLAIMER=#set to 1 to show a disclaimer on login page
PUBLIC_APP_DISCLAIMER_MESSAGE="Disclaimer: AI is an area of active research with known problems such as biased generation and misinformation. Do not use this application for high-stakes decisions or advice. Do not insert your personal data, especially sensitive, like health data."
LLM_SUMMERIZATION=true

EXPOSE_API=true
# PUBLIC_APP_NAME=HuggingChat
# PUBLIC_APP_ASSETS=huggingchat
# PUBLIC_APP_COLOR=yellow
# PUBLIC_APP_DESCRIPTION="Making the community's best AI chat models available to everyone."
# PUBLIC_APP_DATA_SHARING=1
# PUBLIC_APP_DISCLAIMER=1

ENABLE_ASSISTANTS=false #set to true to enable assistants feature
ENABLE_ASSISTANTS_RAG=false # /!\ This will let users specify arbitrary URLs that the server will then request. Make sure you have the proper firewall rules in place. 
REQUIRE_FEATURED_ASSISTANTS=false
ENABLE_LOCAL_FETCH=false #set to true to disable the blocklist for local fetches. Only enable this if you have the proper firewall rules to prevent SSRF attacks and understand the implications.
ALTERNATIVE_REDIRECT_URLS=`[]` #valide alternative redirect URL for OAuth
WEBHOOK_URL_REPORT_ASSISTANT=#provide webhook url to get notified when an assistant gets reported

ALLOWED_USER_EMAILS=`[]` # if it's defined, only these emails will be allowed to use the app

USAGE_LIMITS=`{}`

ALLOW_INSECURE_COOKIES=false # recommended to keep this to false but set to true if you need to run over http without tls
METRICS_PORT=
LOG_LEVEL=info