English Speech to Text
Convert English speech-to-text with high accuracy, low latency, and enterprise-grade scalability. Deepgram delivers real-time and batch transcription through a developer-first speech-to-text API.
Trusted by the world's top Enterprises and Startups
Fast and accurate English speech recognition for real-world audio
Get real-time English speech-to-text in under 300 ms while maintaining high accuracy in noisy, accented, or overlapping conversations.
Build Global Voice Agents with Flux Multilingual
Build and scale global voice agents with one model
Supports 10 languages in a single conversational model, enabling teams to build and deploy voice agents globally with one integration. No per-language infrastructure or model orchestration required.
Ultra-low latency conversational speech recognition
Model-based turn detection delivers accurate end-of-turn decisions in under 400 ms, keeping conversations fluid and responsive across languages.
Monolingual-grade accuracy with real-time control
Flexible real-time control through language hints or automatic detection, with native code-switching and dynamic adaptation as conversations evolve.
English Language Overview
Speakers: 1.5 billion total speakers
Regions: United States, United Kingdom, Canada, Ireland, Australia, New Zealand
Dialects: General American, African American Vernacular English (AAVE), Southern US, New York City, Boston
Writing system: Latin alphabet (26 letters)
Language family: Indo-European (Germanic branch, West Germanic group)
English is widely used across North America, Europe, Oceania, and globally, making it a key language for call center analytics, customer support AI, media captioning, healthcare transcription, educational platforms, and legal documentation.
English Speech-to-Text Capabilities
Deepgram includes everything required to produce accurate, readable, and secure English transcripts out of the box.
Diarization
Automatically detect and label who is speaking in multi-speaker English conversations.
Smart formatting
Apply automatic capitalization, paragraphing, and clean transcript structure for English text.
Search
Instantly find words or phrases inside long English recordings without reprocessing audio.
Utterances
Segment streaming English audio into real-time sentence-level units for voice agents.
Punctuation
Add accurate punctuation and capitalization to English transcripts for easy reading.
Redaction
Automatically remove sensitive data like credit cards, phone numbers, and PII from English transcripts.
English Speech-to-Text features
Keyterm prompting for English
Boost recognition of brand names, product terms, and domain-specific vocabulary in English audio to improve keyword recall and transcript accuracy.
Automatic language detection
Identify when audio is spoken in English and transcribe it without pre-selecting a language. For mixed-language datasets, sources, and batch transcription pipelines.
Multilingual speech recognition
Transcribe audio where speakers switch between English and other supported languages in the same stream without model swapping or post processing required.
Scale beyond English with one API
Start with English speech-to-text, then expand to 45+ languages using the same API, models, and tooling.
Frequently Asked Questions
Ready to build with English speech to text?
Start transcribing English audio with Deepgram's speech to text API. It is fast, accurate, and built for real-time applications.