IWSLT Speech Translation

by IWSLT organizers (academic consortium)

International Workshop on Spoken Language Translation — annual ST evaluation.

TL;DR

International Workshop on Spoken Language Translation — annual ST evaluation.

Best for end-to-end speech-translation evaluation; offline + simultaneous tracks. Pricing: free.

Category
Open source
License
—
Stars
—
Last push
—
Pricing
free
Platforms
Web

What it is

IWSLT is the canonical annual speech-translation evaluation since 2004 — tracks for offline ST, simultaneous ST, low-resource ST, dubbing, sign-language. Data licenses per-track.

Best for: End-to-end speech-translation evaluation; offline + simultaneous tracks.
Watch out for: Per-edition data + license terms vary; some tracks use TED, MuST-C, GigaST.

Install / use

https://iwslt.org/

Features

Speaker diarizationNo
Word-level timestampsNo
Streaming / real-timeNo
Languages supported20
HIPAA eligibleNo

IWSLT Speech Translation vs Whipscribe

FeatureIWSLT Speech TranslationWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfreefree beta
Speaker diarizationNoYes
Word timestampsNoYes
StreamingNoNo
Languages2099
PlatformsWebWeb, API, MCP

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Whipscribe is a managed faster-whisper + whisperX service. If you want transcripts without running infrastructure, paste a URL or drop a file in the form below — you'll have a transcript in seconds.