Text-to-speech APIs, compared beyond the demo.
Side-by-side comparisons of quality, pricing, latency, voice cloning, languages, and the production details behind each API.
When you are evaluating text-to-speech for a customer-support chatbot, or any product that turns written content into audio, compare on latency, per-character pricing, and voice consistency. On those three axes here is how SpeechifyAI, ElevenLabs, Google, Azure, Amazon Polly, Deepgram, Cartesia, PlayHT, OpenAI, Rime, Hume, and Inworld stack up.
Compare text-to-speech platforms
vs ElevenLabs
ElevenLabs' API charges $80 per 1M characters for Eleven v3 and $40 for Flash v2.5, read 28 Sep 2026; SpeechifyAI charges $6 per 1M additional…
- ElevenLabs
- $40-80/1M
- headline rate
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Google Cloud Text-to-Speech
Google's quality tiers run $4-160 per 1M (Neural2 at $16, Studio at $160); SpeechifyAI charges $6 per 1M additional characters on the $499/month Scale…
- Google Cloud Text-to-Speech
- Varies
- by tier
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Microsoft Azure Text to Speech
Azure's Neural and Neural HD tier is $15 per 1M with cloning behind an approval gate; SpeechifyAI charges $6 per 1M additional characters on the…
- Microsoft Azure Text to Speech
- $15/1M
- headline rate
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Amazon Polly
Polly's Neural engine is $16 per 1M (Standard $4, Generative $30); SpeechifyAI charges $6 per 1M additional characters on the $499/month Scale plan…
- Amazon Polly
- Varies
- by tier
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Deepgram Aura
Deepgram Aura is $15-30 per 1M by model; SpeechifyAI charges $6 per 1M additional characters on the $499/month Scale plan, with <100ms median…
- Deepgram Aura
- Varies
- by tier
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Cartesia Sonic
Cartesia Sonic 3.6 costs $49 for 1M characters a month on its credit plans, read 28 Sep 2026; SpeechifyAI charges $6 per 1M additional characters on…
- Cartesia Sonic
- $49/1M
- headline rate
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs PlayHT
PlayHT bills in character bundles or minute credits with per-voice cloning fees; SpeechifyAI publishes $6 per 1M additional characters on the…
- PlayHT
- Varies
- by tier
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs OpenAI Text-to-Speech
OpenAI meters TTS by tokens ($12 per 1M audio output tokens) with no generally available arbitrary-voice cloning; SpeechifyAI charges $6 per 1M…
- OpenAI Text-to-Speech
- Varies
- by tier
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Rime
Rime is $30-50 per 1M by model; SpeechifyAI covers the same real-time conversational profile with $6 per 1M additional characters on the $499/month…
- Rime
- Varies
- by tier
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Hume Octave
Hume's subscription tiers work out to roughly $50-150 per 1M; SpeechifyAI offers $6 per 1M additional characters on the $499/month Scale plan.
- Hume Octave
- $50-150/1M
- headline rate
- SpeechifyAI
- from $6 / 1M characters
- all-in
vs Inworld
On Artificial Analysis's full provider-voice board, read 13 Oct 2026, Simba 3.2 scored Elo 1,244 +/-13 and had the lowest normalized price in the top…
- Inworld
- $12.50/1M on Growth
- headline rate
- SpeechifyAI
- from $6 / 1M characters
- all-in