Turn text into speech

Synthesize supplied text with Amazon Polly Standard and return an audio URL. The provider's default voice is used. Served by audio/tts/amazon/standard. Text is limited to 10,000 characters. Billed from the returned USD cost, including cached zeroes. Missing or invalid cost requires reconciliation.

Input

Input for audio/ttsRequired · input

Price

Usage based, at the cost the provider reports for the call

Billing

Billed at the cost the provider reports for the call, never above $0.08. Your agent sees the maximum before running.

Price checked

3 November 2026

Your agent reads the schema and the price with inspect_tool before it runs the tool.

MCP call

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cURL command

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TypeScript

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Tool ID

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• Bytedance Seed Speech text to speech fal AI v2fal.ai$0.03/1,000 characters
• Chatterbox text to speech fal AI multilingualfal.ai$0.025/1,000 characters
• Dia text to speech fal AIfal.ai$0.04/1,000 characters
• ElevenLabs forced alignmentfal.ai$0.22/unit
• Gemini 3.8 Flash Lite TTS speech and two-speaker dialoguefal.ai$0.03/1,000 characters
• Gemini 3.8 Flash TTS speech and two-speaker dialoguefal.ai$0.045/1,000 characters
• Grok voicefal.aiUsage based
• Lyria 3 Pro text to audio fal AIfal.ai$0.08
• Compare all 56