Google Speech Research

by Google Research

Google Research Speech — USM + Chirp + AudioPaLM + FLEURS origins.

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Drop your audio. Transcript in seconds. First transcript free, then $4 = 300 min

TL;DR

Best for frontier multilingual ASR (USM/Chirp 300 languages); speech-LLM hybrids (AudioPaLM). Pricing: free.

Category
Open source
License
Apache-2.0
Stars
★ 38.5k
Last push
2026-08-06
Pricing
free
Platforms
Web

What it is

Google Speech Research built USM (1000 languages target), Chirp (Vertex AI), AudioPaLM, and shipped FLEURS / PRESTO / SpeechStew benchmarks. Frontier multilingual + speech-LM research.

Best for: Frontier multilingual ASR (USM/Chirp 300 languages); speech-LLM hybrids (AudioPaLM).
Watch out for: Models are proprietary on Vertex AI (Chirp); datasets (FLEURS, PRESTO) open CC BY 4.0.

Install / use

Go to Google Speech Research research.google

Features

Speaker diarizationNo
Word-level timestampsNo
Streaming / real-timeNo
Languages supported300
HIPAA eligibleNo

Links

GitHub repo ↗

Google Speech Research vs Whipscribe

FeatureGoogle Speech ResearchWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfree$4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup
Speaker diarizationNoYes
Word timestampsNoYes
StreamingNoNo
Languages30099
PlatformsWebWeb, API, MCP

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