Speaker Detection API

Pinpoint and differentiate every voice in your audio recordings.

by AssemblyAI · Scientific Computing

Executive Summary

AssemblyAI's Speaker Detection API accurately identifies and differentiates between multiple speakers in audio recordings. This advanced AI capability is essential for understanding conversations, meetings, and interviews by attributing specific segments of speech to individual participants. It enhances the utility of transcribed audio by adding a layer of speaker context, making it easier to follow dialogues and analyze interactions. The API is designed for developers, offering a robust and scalable solution to integrate speaker diarization into various applications. It leverages state-of-the-art speech AI models to deliver high accuracy, even in challenging audio environments with background noise or overlapping speech. This allows businesses to build sophisticated voice-enabled products and services that require precise speaker attribution for improved insights and user experience.

Use Cases

  • Meeting transcription and summarization with speaker attribution
  • Call center analytics to identify agent and customer speech
  • Interview analysis for research and recruitment
  • Podcast and broadcast media production for speaker labeling
  • Voice agent development for conversational AI

Features

Intelligence

  • Enhanced Speaker Diarization: Achieves high accuracy in identifying and separating speakers, even in noisy environments or with overlapping speech.
  • Speaker Labeling: Assigns unique labels to each detected speaker, making it easy to track individual contributions in a conversation.
  • Timestamped Speaker Segments: Provides precise start and end times for each speaker's utterance, enabling detailed analysis of conversational flow.

Technical Specifications

Architecture
Cloud-first API service
Deployment
SaaS
API Available
Yes

Infrastructure

  • AWS

AI/ML Stack

  • Deep Learning
  • Speech AI

Integrations

  • Make
  • Activepieces
  • Postman
  • LLM Gateway (OpenAI, Anthropic, Google)

Security & Compliance

Certifications: SOC 2 Type 2, HIPAA, GDPR

Encryption: Data encrypted in transit and at rest

Pricing

Target Customer
SMB,Mid-Market,Enterprise

About AssemblyAI

AssemblyAI is a developer-focused AI company that provides speech-to-text and audio intelligence APIs for transcription, summarization, content moderation, and other speech and audio understanding tasks. Their cloud APIs enable developers and enterprises to build voice-enabled applications and extract insights from audio at scale.

Founded: 2017 · Headquarters: San Francisco, United States · Employees: 51-200 · Private