🎙️ AI TTS - Text to Speech with 39 Premium Voices

🔥 Only $2 per 1M characters 🔥 CHEAPEST AI TTS service with 39 premium voices

Professional AI TTS (Text-to-Speech) with 39 high-quality voices across 11 languages. Perfect for content creators, developers, and businesses needing affordable, high-quality TTS voice synthesis powered by advanced AI technology.

✨ Features

🎭 39 Premium AI Voices

• 🇺🇸 English (US): 9 voices (Jenny, Aria, Guy, Michelle, Roger, etc.)
• 🇨🇳 Chinese: 8 voices including regional dialects (Xiaoxiao, Yunxi, Xiaobei, etc.)
• 🇩🇪 German: 4 voices (Katja, Conrad, Amala, Killian)
• 🇫🇷 French: 3 voices (Denise, Éloïse, Henri)
• 🇯🇵 Japanese: 2 voices (Nanami, Keita)
• 🇰🇷 Korean: 2 voices (SunHi, InJoon)
• 🇪🇸 Spanish: 2 voices (Elvira, Álvaro)
• 🇧🇷 Portuguese: 2 voices (Francisca, Antônio)
• 🇷🇺 Russian: 2 voices (Svetlana, Dmitry)
• 🇸🇦 Arabic: 2 voices (Zariyah, Hamed)
• 🇹🇼 Chinese (Traditional): 3 voices with Taiwan accent

🚀 Technical Features

• High Quality: 24kHz MP3 output
• Fast Processing: Typically 2-5 seconds per request
• Batch Ready: Process up to 5000 characters per request
• Reliable: Built on advanced AI TTS technology
• Simple Integration: Easy-to-use JSON API

💰 Pricing

Only $2.0 per 1,000,000 characters - the most affordable TTS service!

📊 Pricing Structure

Characters	Billing Units	Cost	Example
1-1,000	1 unit	$0.002	Short paragraph
1,001-2,000	2 units	$0.004	Medium paragraph
2,001-3,000	3 units	$0.006	Long paragraph
5,000	5 units	$0.010	Article excerpt
100,000	100 units	$0.20	Small book chapter
1,000,000	1,000 units	$2.00	Full book

💡 Billing Rules

✅ Minimum Charge

• Minimum billing unit: 1,000 characters = $0.002
• Rounded up: Even 1 character is billed as 1,000 characters
• Fair pricing: Only charged when TTS generation succeeds

✅ When You Are Charged

• ✅ Input validation passes
• ✅ AI TTS API call succeeds
• ✅ Audio generation completes

❌ When You Are NOT Charged

• ❌ Input validation fails (empty text, invalid voice, etc.)
• ❌ Text exceeds 5,000 character limit
• ❌ AI TTS API fails or times out
• ❌ Service errors or downtime

🔄 Billing Process

1. Input Validation → Free (no charge if fails)
2. AI TTS API Call → Billing occurs here (if successful)
3. Audio Storage → Included (no additional charge)

🆚 Comparison with Competitors

Service	Price per 1M chars	Minimum charge	Failed requests
Google Text-to-Speech	$4.00	$0.004	Usually charged
AWS Polly	$4.00	$0.004	Usually charged
Azure Speech	$4.00	$0.004	Usually charged
AI TTS Pro	$2.00	$0.002	Never charged ✅

Our advantages:

• 🔥 50% cheaper than major competitors
• 💰 Lower minimum charge ($0.002 vs $0.004)
• 🛡️ No charge for failures - you only pay for successful results
• 📊 Transparent billing - all charges tracked in dataset

🚀 How to Use

Basic Usage

{
  "text": "Hello world! This is a test of AI TTS voice synthesis.",
  "voice": "en-US-JennyNeural"
}

Multi-language Example

{
  "text": "你好世界！这是AI语音合成测试。",
  "voice": "zh-CN-XiaoxiaoNeural"
}

Professional Voice

{
  "text": "Welcome to our professional presentation.",
  "voice": "en-US-MichelleNeural"
}

💳 Billing Examples

Example 1: Short Text (Success)

Input: {
  "text": "Hello world!",
  "voice": "en-US-JennyNeural"
}

• Characters: 12
• Billing units: 1 (rounded up from 12 to 1,000)
• Cost: $0.002
• Result: ✅ Success - Audio generated

Example 2: Medium Text (Success)

Input: {
  "text": "This is a longer text with exactly 1,250 characters...",
  "voice": "zh-CN-XiaoxiaoNeural"
}

• Characters: 1,250
• Billing units: 2 (1,250 ÷ 1,000 = 1.25, rounded up to 2)
• Cost: $0.004
• Result: ✅ Success - Audio generated

Example 3: Input Error (No Charge)

Input: {
  "text": "",
  "voice": "en-US-JennyNeural"
}

• Characters: 0
• Billing units: 0
• Cost: $0.000
• Result: ❌ Error - Empty text, validation failed

Example 4: Invalid Voice (No Charge)

Input: {
  "text": "Hello world!",
  "voice": "invalid-voice-name"
}

• Characters: 12
• Billing units: 0
• Cost: $0.000
• Result: ❌ Error - Unsupported voice, validation failed

Example 5: Text Too Long (No Charge)

Input: {
  "text": "Very long text with over 5,000 characters...",
  "voice": "en-US-JennyNeural"
}

• Characters: 5,001
• Billing units: 0
• Cost: $0.000
• Result: ❌ Error - Exceeds 5,000 character limit

🎭 Voice Selection Guide

🇺🇸 English (US) - 9 Voices

Voice	Gender	Style	Best For
en-US-JennyNeural	Female	Friendly, conversational	General use, chatbots
en-US-AriaNeural	Female	Natural, versatile	Narration, audiobooks
en-US-MichelleNeural	Female	Professional, articulate	Business, presentations
en-US-GuyNeural	Male	Professional, clear	Corporate, training
en-US-RogerNeural	Male	Deep, resonant	Announcements, ads

🇨🇳 Chinese - 8 Voices

Voice	Gender	Style	Best For
zh-CN-XiaoxiaoNeural	Female	Standard Mandarin, natural	General Chinese content
zh-CN-YunxiNeural	Male	Standard Mandarin, clear	News, formal content
zh-CN-liaoning-XiaobeiNeural	Female	Liaoning dialect	Regional content
zh-CN-shaanxi-XiaoniNeural	Female	Shaanxi dialect	Regional content

🌍 Other Languages

• German: Katja (friendly), Conrad (authoritative)
• French: Denise (elegant), Henri (sophisticated)
• Japanese: Nanami (natural), Keita (clear)
• Korean: SunHi (natural), InJoon (clear)
• Spanish: Elvira (natural), Álvaro (clear)
• Portuguese: Francisca (friendly), Antônio (natural)
• Russian: Svetlana (natural), Dmitry (clear)
• Arabic: Zariyah (natural), Hamed (clear)

📊 Output Format

Successful Result

{
  "type": "tts_result",
  "text": "Hello world!",
  "characterCount": 12,
  "billingUnits": 1,
  "cost": 0.001,
  "audio": {
    "filename": "tts_1703123456_en_US_JennyNeural.mp3",
    "downloadUrl": "https://api.apify.com/v2/key-value-stores/.../tts_1703123456_en_US_JennyNeural.mp3",
    "fileSize": 8945,
    "duration": 3,
    "format": "mp3"
  },
  "voice": "en-US-JennyNeural",
  "success": true,
  "timestamp": 1703123456789
}

Billing Events

{
  "type": "billing_event",
  "event": "text_1k_chars_processed",
  "unit": 1,
  "totalUnits": 1,
  "characterCount": 12,
  "timestamp": 1703123456789
}

⚡ Performance & Limits

• Max Text Length: 5,000 characters per request
• Processing Time: 2-5 seconds typical
• Audio Quality: 24kHz MP3, ~48kbps
• File Size: ~3KB per second of audio
• Max Audio File: 9MB (Apify storage limit)
• Estimated Duration: 5000 chars ≈ 8-10 minutes audio

💰 Billing & Cost Control

• Minimum Charge: $0.002 (1,000 characters)
• Billing Precision: Per 1,000-character blocks
• Failed Request Cost: $0.000 (no charge for failures)
• Cost Transparency: All billing events logged in dataset
• No Hidden Fees: Audio storage and download included
• Predictable Costs: Character count = exact billing calculation

🔧 Use Cases

📱 Content Creation

• YouTube video narration
• Podcast intros/outros
• Social media content
• Educational materials

🏢 Business Applications

• Customer service messages
• Product demonstrations
• Training materials
• Multilingual announcements

👨‍💻 Developer Integration

• Mobile app voice features
• Website accessibility
• Chatbot responses
• Automated notifications

🎓 Education

• Language learning apps
• Online course narration
• Pronunciation guides
• Accessibility tools

🌟 Why Choose AI TTS Pro?

1. 💰 Unbeatable Price: 50% cheaper than major competitors
2. 🛡️ Fair Billing: Only pay for successful results, never for failures
3. 💳 Low Minimum: Just $0.002 minimum charge (vs $0.004 competitors)
4. 🎭 Voice Variety: 39 premium AI voices, 11 languages
5. 🚀 Advanced AI Quality: Built on cutting-edge AI TTS technology
6. ⚡ Fast & Reliable: Quick processing, high uptime
7. 🔧 Easy Integration: Simple JSON API
8. 🌍 Global Support: Multiple languages and dialects
9. 📊 Transparent Billing: All charges tracked and visible
10. 🔒 No Hidden Costs: Audio storage and download included

🛠️ Technical Details

• API Endpoint: Advanced AI TTS engine via optimized processing
• Audio Format: MP3, 24kHz, mono
• Character Encoding: UTF-8 support for all languages
• Storage: Apify Key-Value Store with direct download links
• Billing: Per 1000-character blocks, rounded up

📞 Support

For questions or issues:

1. Check the error messages in the dataset
2. Verify your text length (max 5000 chars)
3. Ensure you're using a supported voice name
4. Contact support through Apify Console

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Start using AI TTS Pro today and save 50% on your text-to-speech costs! 🎉