Use your OpenAI subscription to create audiobooks
PDF TO MP3 connects Codex or Claude to an MCP workflow that processes PDFs and creates audiobooks. It is for people who want to start PDF-to-audio conversion from an AI chat; speech generation is billed by OpenAI or Google.
One of 12 tools in Audio
Who it's for
- Codex users who want to submit PDFs for audiobook conversion from an AI chat using MCP.
- Claude users who want to connect an AI client to PDF TO MP3 and request an audiobook from a PDF.
- People with an OpenAI or Gemini speech key who want to choose that provider for speech generation.
Not the right fit if…
- People who need speech generation with no provider usage charges: the page says OpenAI charges per usage and speech generation is billed by Google or OpenAI.
How it fits your workflow
Connect Codex or Claude to PDF TO MP3 through its MCP server and authenticate your PDF TO MP3 account. In Codex, the page specifies adding an MCP server with Streamable HTTP in Settings → Plugins.
Add an OpenAI or Gemini speech key, then attach a PDF in your AI chat and ask PDF TO MP3 to turn it into an audiobook. The page says your AI subscription covers document processing and the speech provider bills for speech generation.
Pricing
Free: The page lists PDF TO MP3 at $0. Speech generation is billed by Google or OpenAI; OpenAI charges per usage.
PDF TO MP3
$0 to PDF TO MP3
- · Document processing via the user's AI subscription
- · Speech generation billed by Google or OpenAI
Prices checked on Oct 14, 2026 from the vendor's site. They can change; confirm before you buy.
Key features
- MCP connection to an AI client
- Connect PDF TO MP3 with Codex or Claude through an MCP server. For Codex, the page directs users to Settings → Plugins → Add MCP server, select Streamable HTTP, and authenticate their PDF TO MP3 account.
- PDF-to-audiobook workflow
- Attach a PDF in the connected AI chat and ask PDF TO MP3 to turn it into an audiobook.
- Speech provider choice
- The page offers OpenAI and Gemini as choices for speech generation and instructs users to add a speech key.
Works with
- OpenAI Codex
- Claude
- OpenAI
- Gemini
Limitations to know
- Speech generation is billed separately by the speech provider; the page says OpenAI charges per usage.
- The page warns that free Gemini keys can hit rate limits or “high demand” errors.
Alternatives to consider
-
Audie
Choose it if you are an author seeking audiobook production with premium neural voices, voice cloning, and outputs described as ready for publishing platforms.
Getting started
- Choose Codex or Claude as the AI client.
- For Codex, add the PDF TO MP3 MCP server in Settings → Plugins using Streamable HTTP, then authenticate your account.
- Choose OpenAI or Gemini and add a speech key.
- Attach a PDF in the AI chat and send the page's suggested audiobook prompt.