Unreal Speech

Unreal Speech Overview

Unreal Speech is a powerful Text-to-Speech (TTS) API designed to convert written text into natural-sounding audio. Its main purpose is to provide a high-quality, scalable, and cost-effective solution for audio generation, boasting speeds of 300ms latency and support for up to 10-hour audio requests. Designed for developers, businesses, and content creators, it’s an ideal choice for integrating advanced voice capabilities into applications, podcasts, or educational platforms. Unreal Speech is particularly suited for high-volume needs, offering competitive pricing and features like precise per-word timestamps for synchronized highlighting.

Unreal Speech Key Features

• Fast & Low-Latency Audio Generation: Converts text to speech with impressive speed, allowing audio streaming in as little as 300ms, making it suitable for real-time applications.
• Cost-Effective Solution: Offers highly competitive pricing, stated to be 11 times cheaper than some leading alternatives, ensuring affordability even at high volumes. Listening.com, for example, reported saving 75% on TTS costs while processing over 10,000 pages per hour.
• Scalable Audio Synthesis: Supports generating extensive audio content, from short snippets to long-form audio up to 10 hours in length, accommodating diverse project requirements.
• Per-Word Timestamps: Provides precise timing information for each word, enabling synchronized text highlighting, karaoke-style playback, or detailed captioning in audio applications.
• Multiple API Endpoints: Offers flexible API access with dedicated endpoints for different use cases: /stream for instant, short audio; /speech for medium-length synchronous generation with timestamps; and /synthesisTasks for large, asynchronous audio tasks.
• Diverse Voice and Language Options: Features 48 distinct voices across 8 languages, including US English, UK English, Mandarin Chinese, Hindi, Spanish, Portuguese, Japanese, French, and Italian, catering to global audiences.
• Robust Performance & Reliability: Engineered for high performance, demonstrated by its capability to process billions of characters per month, achieve 0.3s latency, and maintain 99.9% uptime.
• Commercial Use Rights: Grants commercial usage rights for generated audio, with no attribution required for paid plans and simple attribution for free plan users.