The On-Device AI Platform

The most reliable way for developers to run foundation models locally.
Ship real-time, private, predictable AI with the Argmax SDK.

Go On-Device

Argmax SDK

Start with Open-source. Scale with Pro.

WhisperKit PRO

Ship frontier speech-to-text models on device with WhisperKit Pro

WhisperKit Pro is a turn-key SDK that brings frontier speech-to-text capabilities to your user's devices, faster and more accurate than most cloud APIs.

Read our research paper.
Try it on our Playground app.

SpeakerKit PRO

Ship state-of-the-art speaker recognition on device

SpeakerKit Pro is an evolution of Pyannote optimized for speed without compromising accuracy.

Read the research paper.
Try it on our demo App.

DiffusionKit

DiffusionKit Pro allows you to run the most advanced diffusion models on device.

We’ve converted the most advanced diffusion models available in order to run on Apple Silicon with CoreML and MLX. DiffusionKit Pro is currently undegoing development.

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pyannoteAI on Argmax SDK

Argmax partners with pyannoteAI, the industry-leading speaker recognition technology company. pyannoteAI's flagship commercial model is now available for on-device deployment with Argmax SDK. Our Interspeech 2025 paper shows that pyannoteAI's models are industry-leading in speaker diarization accuracy. When combined with Argmax Pro SDK's inference efficiency, the resulting product is the fastest and most accurate on the market.

June 23, 2025

Partnership

Nvidia Frontier Speech Models on Argmax SDK

Argmax SDK now supports the latest Nvidia speech-to-text models such as Parakeet v2, bringing frontier accuracy and unreasonably fast on-device inference to developers. You can test these models in our TestFlight app or sign up to integrate our SDK into your product today!

June 19, 2025

Product

Apple SpeechAnalyzer and Argmax WhisperKit

Apple introduced SpeechAnalyzer at WWDC 2025 to modernize its on-device speech recognition frameworks. In this post, we share speech-to-text accuracy and speed benchmarks for this new Apple API and compare it to Argmax products on feature set, deployment considerations and more to help developers compare different offerings on the market.

June 20, 2025

Benchmarks