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Heify Documentation

Welcome to the official Heify documentation. Heify is a powerful transcription platform that converts audio and video files into accurate transcripts with AI-powered data extraction and analysis.

What is Heify?

Heify offers two ways to access powerful transcription capabilities:

Heify API

A REST API for developers to integrate transcription into their applications programmatically. Key capabilities:
  • Transcribe audio/video files with high accuracy in multiple languages
  • Extract structured data from conversations using AI
  • Generate summaries automatically
  • Identify speakers with automatic diarization
  • Webhook notifications for real-time updates

Heify Sandbox

A visual, browser-based interface for testing and managing transcriptions without writing code. Key features:
  • No-code testing environment for configurations
  • Visual analytics dashboard with AI-powered insights
  • Workflow management to organize transcriptions
  • API key management in one place
  • Real-time previews of transcription results

Key Features

High Accuracy Transcription

State-of-the-art speech recognition with support for 11+ audio formats

Data Extraction

Extract structured fields from conversations using AI-powered analysis

Multi-speaker Detection

Automatic speaker identification and diarization

Webhook Notifications

Real-time notifications when transcriptions complete or fail

Choose Your Path

API Documentation

For Developers: Integrate Heify programmatically with our REST API

Sandbox Guide

Visual Interface: Test configurations and manage transcriptions in your browser

API Overview

The Heify API is organized around REST principles:
  • JSON-based: All requests and responses use JSON format
  • HTTP methods: Standard POST methods for all endpoints
  • API Key authentication: Secure access with API keys
  • Rate limiting: Fair usage policies to ensure service stability
Base URL: https://api.heify.com

Getting Started

Quickstart Guide

Get up and running with your first transcription in minutes

Authentication

Learn how to authenticate your API requests

Core Objects

Understand Configurations and Transcriptions

Common Workflows

Learn common integration patterns

API Reference

Explore our comprehensive API endpoint documentation:

Configuration Endpoints

Create and manage reusable transcription templates

Transcription Endpoints

Submit audio files and retrieve transcription results

Supported Media Formats

Heify supports both audio and video files in the following formats: Audio formats: aac, aiff, amr, asf, flac, mp3, ogg, wav, webm, m4a Video formats: mp4, webm
Max file size: 200 MB | Max duration: 2 hours (7200 seconds)
For video files, only the audio track is processed for transcription.

Need Help?

Support

Contact our support team for assistance

Sandbox Dashboard

Access the Sandbox to manage API keys and test configurations