From async to live streaming, our API empowers your platform with accurate, fully multilingual speech-to-text and actionable speaker insights.
The speech-to-text backbone for
voice agents
Trusted by 300,000+ developers worldwide
Most voice platform failures start with bad STT
From missed key information to misattributed speakers, poor transcripts break trust in your product. Gladia captures critical insights across accents, jargon, and industries to deliver reliable voice experiences.
Performance that won’t disappoint
Async and real-time STT models with high precision on key entities.
Sub-300ms latency
To keep conversations seamless & ensure smooth, uninterrupted dialogue every time.
Leading STT accuracy
Capturing numerical, jargon, and key entities such as names and emails for downstream agent tasks.
Predictable, stable performance
Forget variance spikes to deliver a consistent user experience.
Optimized for SIP
As well as telephony protocols (8 kHz), fitting natively into your existing workflows.
How we compare to alternatives
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All your questions. Answered.
On top of supporting 100+ languages across both highly accurate asynchronous and real-time transcription, at <300 milliseconds latency, Gladia also offers a layer of add-ons. These range from custom vocabulary, diarization and sentiment analysis to named entity recognition, word-level timestamps, summarization and more.
On top of supporting 100+ languages across both highly accurate asynchronous and real-time transcription, at <300 milliseconds latency, Gladia also offers a layer of add-ons. These range from custom vocabulary, diarization and sentiment analysis to named entity recognition, word-level timestamps, summarization and more.
On top of supporting 100+ languages across both highly accurate asynchronous and real-time transcription, at <300 milliseconds latency, Gladia also offers a layer of add-ons. These range from custom vocabulary, diarization and sentiment analysis to named entity recognition, word-level timestamps, summarization and more.
On top of supporting 100+ languages across both highly accurate asynchronous and real-time transcription, at <300 milliseconds latency, Gladia also offers a layer of add-ons. These range from custom vocabulary, diarization and sentiment analysis to named entity recognition, word-level timestamps, summarization and more.
On top of supporting 100+ languages across both highly accurate asynchronous and real-time transcription, at <300 milliseconds latency, Gladia also offers a layer of add-ons. These range from custom vocabulary, diarization and sentiment analysis to named entity recognition, word-level timestamps, summarization and more.
On top of supporting 100+ languages across both highly accurate asynchronous and real-time transcription, at <300 milliseconds latency, Gladia also offers a layer of add-ons. These range from custom vocabulary, diarization and sentiment analysis to named entity recognition, word-level timestamps, summarization and more.

Infinite parallel streams
Save at least 20% of DevOps effort without sacrificing latency, with no need to self-host.
Zero infra burden
Save at least 20% of DevOps effort without sacrificing latency, with no need to self-host.
Flexible, usage-based pricing
Save at least 20% of DevOps effort without sacrificing latency, with no need to self-host.

Proactive monitoring
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Proactive monitoring
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