Text to Speech API

Text to speech API with ultra-realistic AI voices

Integrate natural-sounding AI voices into your applications. Choose from 2,500+ voices across 80+ languages and 100+ accents to captivate your global audience.

Credit card not required · API access on approval

Generate audio from input text

const data = {
  content: 'Your text content here',
  voiceId: '...',
  voiceStyleId: '...',
};

async function generateTextToSpeech(apiKey: string) {
  const response = await fetch('https://api.fliki.ai/v1/generate/text-to-speech', {
    method: 'POST',
    headers: {
      'Authorization': `Bearer ${<API_KEY>}`,
      'Content-Type': 'application/json',
    },
    body: JSON.stringify(data),
  });

  const result = await response.json();
  console.log(result);
}
100M+
VIDEOS CREATED
12M+
USERS WORLDWIDE
80+
LANGUAGES SUPPORTED

Enhance your applications with natural-sounding speech

Integrate Fliki's text-to-speech API to deliver an immersive, engaging user experience. Tap into a vast library of ultra-realistic AI voices and customize voiceovers that align with your brand.

With straightforward, well-documented endpoints you can add high-quality speech synthesis in minutes. Extensive language support lets you reach a global audience, and tunable voice parameters fit any use case.

Optimized for low latency, our API handles real-time interactions at scale — interactive apps, learning content, accessibility tools, all delivered with clarity and impact.

Technical USP

Built for engineering teams

Low maintenance, fresh voices, scale on demand — Fliki adapts to your stack.

Low Maintenance

Simplify your workflow with a single text-to-speech API—one seamless integration to manage.

Updated Voices

Stay ahead with access to 2,500+ voices, updated to bring you the latest options.

Built to Scale

Fliki’s TTS API grows with you, effortlessly handling increased content creation demands.

Tailored for You

Need something specific? Customize outputs and let Fliki adapt to your unique requirements.

Ultra-Low Latency

Generate natural-sounding speech in milliseconds. Built for real-time use cases like agents, IVR, and live narration.

Secure by Design

Encrypted in transit and at rest, with SOC 2-aligned controls and granular API keys to lock down access by team or environment.

Product features

Everything you need in one API

From the largest voice library to one-click cloning and 80+ language support.

2,500+ Voices

Choose from a vast library of voices, including the options from top providers and Fliki’s own models.

100+ Languages, 80+ Dialects

Deliver authentic voiceovers and translations with just one click—perfect for every use case.

Voice Cloning

Create a custom voice clone in multiple languages with just a quick 2-minute script.

Multiple Use Cases

Scale marketing, enhance your product, or streamline content—Fliki’s API does it all.

Emotion & Style Control

Dial in tone, pace, and emotion per request. SSML-style controls give you direction over every line — no extra takes needed.

Studio-Quality Output

Stream or download production-grade audio in MP3, WAV, and OGG up to 48 kHz — ready to drop into your render pipeline.

Sample our top AI text to speech voices

Hear realistic AI voices in 80+ languages

Tap any voice below to hear a short text-to-speech sample. Every voice is generated by Fliki on-platform with Gemini Flash and Microsoft Neural — the same engines powering the API.

TTS for every project

Pick a voice tuned for your use case

From audiobook narration and podcast hosting to e-learning, explainer videos, IVR phone systems, and YouTube creator content, tap any sample to hear an AI voice tuned to that genre.

Text-to-Speech API FAQ

Common questions from developers

Languages, latency, scaling, and licensing — answered.

Still curious?

Try Fliki free in your browser, no credit card required.

Start free
Ready to integrate?

Bring natural-sounding voices to your app

2,500+ voices, 80+ languages, low-latency at scale. Request API access — credit card not required.

Get API access

Free forever plan · No credit card required · Cancel anytime