---
tags:
- TensorFlow Lite v3
---

# A Collection of Google's On-Device Models

## Help us complete the list

- To contribute go to C:\Users\YOUR_PC_USER\AppData\Local\Google\Chrome\User Data\optimization_guide_model_store
- If you find a new non-empty folder not listed [here](https://huggingface.co/dejanseo/chrome_models/upload/main) please [upload it to this repo](https://huggingface.co/dejanseo/chrome_models/upload/main)

## List of All Available Models

Following is the complete list of machine learning models in Chrome many of which are on your device. They are located in your User Data folder and you can easily check to see which ones you have as they are all in numbered folders.

# Mapping of folder names to optimization target descriptions

```
OPTIMIZATION_TARGETS = {
    "0": "UNKNOWN",
    "1": "PAINFUL_PAGE_LOAD",
    "2": "LANGUAGE_DETECTION",
    "3": "PAGE_TOPICS",
    "4": "SEGMENTATION_NEW_TAB",
    "5": "SEGMENTATION_SHARE",
    "6": "SEGMENTATION_VOICE",
    "7": "MODEL_VALIDATION",
    "8": "PAGE_ENTITIES",
    "9": "NOTIFICATION_PERMISSION_PREDICTIONS",
    "10": "SEGMENTATION_DUMMY",
    "11": "SEGMENTATION_CHROME_START_ANDROID",
    "12": "SEGMENTATION_QUERY_TILES",
    "13": "PAGE_VISIBILITY",
    "15": "PAGE_TOPICS_V2",
    "16": "SEGMENTATION_CHROME_LOW_USER_ENGAGEMENT",
    "17": "SEGMENTATION_FEED_USER",
    "18": "CONTEXTUAL_PAGE_ACTION_PRICE_TRACKING",
    "19": "TEXT_CLASSIFIER",
    "20": "GEOLOCATION_PERMISSION_PREDICTIONS",
    "21": "SEGMENTATION_SHOPPING_USER",
    "22": "SEGMENTATION_CHROME_START_ANDROID_V2",
    "23": "SEGMENTATION_SEARCH_USER",
    "24": "OMNIBOX_ON_DEVICE_TAIL_SUGGEST",
    "25": "CLIENT_SIDE_PHISHING",
    "26": "OMNIBOX_URL_SCORING",
    "27": "SEGMENTATION_DEVICE_SWITCHER",
    "28": "SEGMENTATION_ADAPTIVE_TOOLBAR",
    "29": "SEGMENTATION_TABLET_PRODUCTIVITY_USER",
    "30": "CLIENT_SIDE_PHISHING_IMAGE_EMBEDDER",
    "31": "NEW_TAB_PAGE_HISTORY_CLUSTERS_MODULE_RANKING",
    "32": "WEB_APP_INSTALLATION_PROMO",
    "33": "TEXT_EMBEDDER",
    "34": "VISUAL_SEARCH_CLASSIFICATION",
    "35": "SEGMENTATION_BOTTOM_TOOLBAR",
    "36": "AUTOFILL_FIELD_CLASSIFICATION",
    "37": "SEGMENTATION_IOS_MODULE_RANKER",
    "38": "SEGMENTATION_DESKTOP_NTP_MODULE",
    "39": "PRELOADING_HEURISTICS",
    "40": "TEXT_SAFETY",
    "41": "SEGMENTATION_ANDROID_HOME_MODULE_RANKER",
    "42": "COMPOSE",
    "43": "PASSAGE_EMBEDDER",
    "44": "PHRASE_SEGMENTATION",
    "45": "SEGMENTATION_COMPOSE_PROMOTION",
    "46": "URL_VISIT_RESUMPTION_RANKER",
    "47": "CAMERA_BACKGROUND_SEGMENTATION",
    "48": "MODEL_EXECUTION_FEATURE_HISTORY_SEARCH",
    "49": "MODEL_EXECUTION_FEATURE_PROMPT_API",
    "50": "SEGMENTATION_METRICS_CLUSTERING",
    "51": "MODEL_EXECUTION_FEATURE_SUMMARIZE",
    "52": "PASSWORD_MANAGER_FORM_CLASSIFICATION",
    "53": "NOTIFICATION_CONTENT_DETECTION",
    "54": "MODEL_EXECUTION_FEATURE_HISTORY_QUERY_INTENT",
    "55": "MODEL_EXECUTION_FEATURE_SCAM_DETECTION",
    "56": "MODEL_EXECUTION_FEATURE_PERMISSIONS_AI",
    "57": "EXPERIMENTAL_EMBEDDER",
    "58": "SEGMENTATION_FEDCM_USER",
    "59": "MODEL_EXECUTION_FEATURE_WRITING_ASSISTANCE_API"
}
```

Source: [DEJAN](https://dejan.ai/blog/chrome-ai-models/)