Measured routing
Choose providers using comparable language and audio-profile benchmarks instead of a universal default.
Built for a multilingual world ↗
One API. The right model for every language .
Your audio deserves more than a default model. We route each file to the right transcription provider for its language and audio profile. Clearer results.
Built for developers, creators, and AI agents
THE RIGHT MODEL. EVERY REQUEST.01 / ROUTING
customer-interview.mp342:18 duration · 2 speakers
MP3Arabic detectedInterviewBatch audio
PROVIDERROUTING RESULT
Provider 01Available
Provider 02Available
Provider 03Available
Provider 04Available
Illustrative routes. Actual decisions depend on benchmark evidence.
Many languages.
One clear connection.
120+Planned languages
4Providers at launch
1Normalized API
JSON · TXT
SRT · VTTOutput formats
SRT · VTTOutput formats
Why QuantClarity
Different voices.
Different strengths.
One smarter route.
Accuracy changes with language, accent, recording conditions, speaker count, and domain. QuantClarity turns that moving target into one stable integration.
Consistent output
Receive normalized JSON, text, SRT, or VTT with predictable timestamps and speaker information.
Built-in resilience
Use automatic fallback when a provider is unavailable or a job falls below the requested confidence threshold.
How it works
Complexity out.
Clarity in.
From raw audio to a transcript you can use, with a routing decision you can inspect.
01
Analyze
Detect language and inspect duration, speaker count, noise, and requested output.
02
Route
Match the job to benchmark results, features, latency, privacy, and cost.
03
Transcribe
Submit to the selected provider and fall back safely if the job fails.
04
Normalize
Return one schema with the provider, benchmark version, and routing reason.
POST /v1/audio/transcriptionsAPI PREVIEW
curl https://api.quantclarity.com/v1/audio/transcriptions \
-H "Authorization: Bearer $API_KEY" \
-F "file=@interview.mp3" \
-F "language=ur"
{
"status": "complete",
"provider": "selected-model",
"benchmark_version": "2026.09",
"formats": ["json", "srt"]
} One integration. Every provider.REST API + MCP
Language coverage
Speak your language.
We’ll find the route.
Planned coverage combines every language supported by at least one connected provider. QuantClarity will route with benchmarks where evidence exists and use heuristic or customer-selected routing everywhere else.
Coverage is tieredSupported means at least one provider can accept the language. Benchmark-routed languages have comparable QuantClarity tests. Features, locales, model access, and regional availability vary by provider.
Explore language coverage 123 languages
Showing all 123 languages
Afrikaans
Albanian
Amharic
Arabic
Armenian
Aromanian
Assamese
Asturian
Azerbaijani
Bashkir
Basque
Belarusian
Bengali
Bosnian
Breton
Bulgarian
Burmese
Cantonese
Catalan
Cebuano
Chichewa
Chinese Mandarin
Croatian
Czech
Danish
Dutch
English
Estonian
Faroese
Filipino
Finnish
French
Fulah
Galician
Ganda
Georgian
German
Greek
Gujarati
Haitian Creole
Hausa
Hawaiian
Hebrew
Hindi
Hungarian
Icelandic
Igbo
Indonesian
Irish
Italian
Japanese
Javanese
Kabuverdianu
Kannada
Kazakh
Khmer
Kinyarwanda
Korean
Kurdish
Kyrgyz
Lao
Latin
Latvian
Lingala
Lithuanian
Luo
Luxembourgish
Macedonian
Malagasy
Malay
Malayalam
Maltese
Maori
Marathi
Mongolian
Nepali
Northern Sotho
Norwegian
Norwegian Nynorsk
Occitan
Odia
Pashto
Persian
Polish
Portuguese
Punjabi
Romanian
Russian
Sanskrit
Serbian
Shona
Sindhi
Sinhala
Slovak
Slovenian
Somali
Spanish
Sundanese
Swahili
Swati
Swedish
Tagalog
Tajik
Tamil
Tatar
Telugu
Thai
Tibetan
Tsonga
Tswana
Turkish
Turkmen
Ukrainian
Umbundu
Urdu
Uzbek
Vietnamese
Welsh
Wolof
Xhosa
Yiddish
Yoruba
Zulu
Designed for real work
From agent tools to long-form media.
QuantClarity launches with batch transcription so teams can get measurable quality, useful output formats, and predictable workflows before real-time voice routing.
01 / BUILD
AI agents
Give ChatGPT, Claude, Gemini, and custom agents a stable transcription tool through MCP and OpenAPI.
02 / CREATE
Creator media
Turn authorized YouTube videos, podcasts, and interviews into searchable transcripts and subtitles.
03 / CONNECT
Localization
Route multilingual jobs with a clear benchmark basis and export files that fit production workflows.
04 / DISCOVER
Research
Process interviews and field recordings with speaker labels, timestamps, and transparent routing records.
Early access
Your next transcript
could be clearer.
Bring us the audio your current model gets wrong. Be first to explore a better route for your language and workflow.
Coming soon
Early access opens soon
The first release covers batch transcription with benchmark-based routing and JSON, TXT, SRT, and VTT output.