Amazon Polly
AWS text-to-speech service offering natural sounding voices and multiple languages; integrated with AWS ecosystem.
5.0M characters/mo + 1.0M characters/mo for 12 months
Active · verified 2026-09-19
Free TTS AI tiers and credits
Compare source-backed free offers from AI providers in TTS. Records show available allowance details, conditions, official evidence, and review dates.
11 providers · source-backed records with verification dates
View the ranked TTS comparison
Cartesia
Cartesia provides speech, voice, and voice agents.
$1 credit/mo + 20K credits/mo
Active · verified 2026-09-19
Deepgram
Offers speech-to-text, text-to-speech, voice agent and audio intelligence APIs with high accuracy and low latency.
$200 credit
Active · verified 2026-09-19
ElevenLabs
Generative voice platform offering high-quality text-to-speech, speech-to-speech and voice cloning in many languages.
10K credits/mo
Active · verified 2026-07-17
Google Cloud Text-to-Speech
Generates natural-sounding speech from text using Google's deep learning models.
4.0M characters/mo + 1.0M characters/mo
Active · verified 2026-09-19
Gradium
Gradium provides TTS, STT, and speech translation.
45K credits/mo
Active · verified 2026-09-19
IBM Watson Text-to-Speech
Text-to-speech service with various voices and expressive options.
10K characters/mo
Active · verified 2026-09-13
Speechmatics
Speechmatics provides speech-to-text, text-to-speech, and voice agents.
$100 credit
Active · verified 2026-09-19
Synthesia
Generative video platform offering AI avatars, dubbing and voiceovers for business communication.
10 minutes/mo
Active · verified 2026-07-17
Vapi
Vapi provides pay-as-you-go voice-agent APIs with included calling minutes and a separate conditional startup program.
Free tier
Active · verified 2026-07-17
xAI (Grok)
xAI provides Grok models for chat, real-time web and X search, coding, multimodal generation, and developer APIs.
Free tier
Active · verified 2026-06-24