Flashlight Sequence

by Meta AI

Standalone CTC / sequence decoders from Flashlight.

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TL;DR

Best for reference CTC beam-search decoders with LM rescoring. Pricing: free.

Category
Open source
License
MIT
Stars
★ 14
Last push
2026-01-12
Pricing
free
Platforms
Linux

What it is

C++ + Python CTC decoders extracted from Flashlight. BSD-3-Clause.

Best for: Reference CTC beam-search decoders with LM rescoring.
Watch out for: Narrow scope; pair with another model trainer.

Install / use

pip install flashlight-text

Features

Speaker diarizationNo
Word-level timestampsYes
Streaming / real-timeNo
Languages supported40
HIPAA eligibleNo

Links

GitHub repo ↗

Flashlight Sequence vs Whipscribe

FeatureFlashlight SequenceWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfree$4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup
Speaker diarizationNoYes
Word timestampsYesYes
StreamingNoNo
Languages4099
PlatformsLinuxWeb, API, MCP

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