# whisper.cpp — AI Compare Ninja

> Open-source software that turns speech into text locally, using OpenAI's Whisper speech-recognition models.

## Overview
- **Category:** Local AI (Runtimes & servers)
- **Status:** Active · checked
- **Paid from:** Not verified for this market
- **Free access:** Free plan
- **Website:** https://ggml.ai/
- **Canonical URL:** https://www.aicompare.ninja/en/tool/whisper-cpp

## What it does
- Open source under MIT; for macOS, Linux, Windows and other platforms
- Usable on a CPU alone per the project; graphics cards from NVIDIA and AMD, among others, are supported
- Made for developers who build speech recognition into their own programs

## In brief
whisper.cpp is a C/C++ implementation of OpenAI's Whisper speech-recognition models. Like llama.cpp it comes from ggml-org; the company ggml.ai supports its development and, per its website, has been part of Hugging Face since 2026.

The software is free and aimed at developers and IT. Per the project page, it also runs without a graphics card; a supported graphics card can speed things up.


## Limits
Runs on your own computer; you only pay for hardware and power

## Pricing tiers
| Tier | Price | Period | What you get |
| --- | --- | --- | --- |
| Free | free | free | Runs on your own computer; you only pay for hardware and power |

## Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.

- https://ggml.ai/
- https://github.com/ggml-org/whisper.cpp

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*Source: AI Compare Ninja (2026) - https://www.aicompare.ninja/en/tool/whisper-cpp*