Listen to ChatGPT Conversations
CastReader extracts ChatGPT conversations from the page and reads them aloud with natural AI voices. Follow along with paragraph-level highlighting.
How CastReader Works with ChatGPT
Smart extraction meets natural text-to-speech
Smart Extraction
Extracts Chat Content, Not UI
CastReader's dedicated ChatGPT extractor identifies assistant messages and skips UI elements, navigation, and system text. Only the actual conversation gets read.
Highlighting
Follow Along as It Reads
Each paragraph highlights in real-time as it's read aloud. Auto-scroll keeps you in sync. Click any paragraph to jump there.
Natural Voices
40+ Languages, Natural AI Voices
Powered by the Kokoro TTS model. Not robotic — natural, expressive voices in 40+ languages.
Frequently Asked Questions
Everything you need to know about listening to ChatGPT with CastReader
Does it read both user and assistant messages?
By default, CastReader reads assistant (ChatGPT) messages. The extractor filters out user prompts and system UI to focus on the actual content.
Does it work with GPT-4, GPT-4o, and other models?
Yes. CastReader extracts from the rendered page, so it works regardless of which model generated the response.
Is it free?
Completely free. No API key, no usage limits, no account required.
Does it work on other AI chat platforms?
Yes. CastReader also has dedicated extractors for Claude, Gemini, DeepSeek, Kimi, and Doubao.
Start Listening Now
Completely free. No signup. No limits. Install and start listening.