StepAudio 3
StepAudio 3 is StepAudio 3 — Intelligence, in motion.. It is ranked #103 on the AI Radar, in Voice AI, first seen 3 days ago and shared in 4 posts (43.7k views).
What people said about StepAudio 3 on X
Introducing StepAudio 3, our new family of 5 audio models for real-time voice, speech recognition, speech generation, audio generation and music. Realtime ranks #1 on Artificial Analysis for both Conversational Dynamics (98.9%) and Speech Reasoning (99.7%). ASR reaches 1.7% WER, matching the best result on the…
— @StepFun_ai, 3 days ago · 397 likes · see the post
StepFun and ACE Studio present StepAudio 3 Music, StepFun’s first music generation foundation model — built to turn a prompt and lyrics into a complete song. Describe the sound you want: • Genre, mood and vocal character • Instruments, key and BPM • Song structure and arrangement Four workflows in one model: 🎤 Song…
— @StepFun_ai, 2 days ago · 117 likes · see the post
Strong TTS model 🥳 We’re still cooking the Step model family. 🙌
— @sheriyuo, 3 days ago · 65 likes · see the post
Alternatives to StepAudio 3
- platform.openai.com —
- Cartesia — With Multilingual Voices, pick a voice and keep one brand identity in every market you serve
- 2609.08936 — 🤗 Paper & upvote
- Gradium TTS — Select @GradiumAI as your TTS provider in LiveKit Inference, no additional account or API key required
- SpaceXAI — SpaceXAI builds Grok, an AI chatbot with voice chat, image and video generation, real-time search, and advanced…
- auk — ⭐ GitHub & star
StepAudio 3 in numbers
- Rank on the AI Radar: #103 of 1182
- Shared in 4 posts by 3 accounts: @StepFun_ai, @sheriyuo, @LotusDecoder
- 43.7k views on those posts
- First seen 3 days ago, last shared 2 days ago
- Pricing seen by Jev: not stated
- Market: Voice AI
FAQ
What is StepAudio 3?
StepAudio 3 — Intelligence, in motion. It was first shared on X 3 days ago and is ranked #103 on the AI Radar.
Is StepAudio 3 free?
Pricing is not stated on the page we read.
Who shared StepAudio 3?
3 accounts on X, including @StepFun_ai, @sheriyuo, @LotusDecoder, in 4 posts totalling 43.7k views.
Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 27k posts from 4.8k X accounts over the last 14 days, 1.2k tools, 19 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-19 16:51 UTC. Full method.