TextStack

textstack.app

TextStack is a free, cross-platform digital reader designed to help users complete dense technical books and classic literature. It features contextual word explanations tied to the specific domain of the text, a capped spaced repetition system (SRS) for vocabulary retention, and support for offline reading and text-to-speech. The platform allows users to upload personal EPUB or PDF files while providing access to a large catalog of public-domain works.

LLM mention score The LLM mention score is the total number of mentions of this brand in different LLM chatbots, normalized to the scale from 0 to 100. You can get actual, non-normalized numbers via the LLM Mention API from DataForSEO.

Normalized 0–100 · last 8 weeks

DataForSEO API

Get LLM mention data of any company via DataForSEO API

Get access to the structured data on keyword, brand, and website mentions in LLMs, including metrics like AI search volume, impressions, and mentions count. 

How to get LLM mention data →
// Fetch TextStack mentions
POST v3/ai_optimization/llm_mentions/search/live
[
    {
        "target": [
            {
                "keyword": "TextStack",
                "search_scope": ["any"]
            }
        ],
        "platform": "chat_gpt",
        "order_by" : ["ai_search_volume,desc"]
    }
]