$87.50per 1M characters
1,038arena Elo
Feb 2025released
Exact native tariff; see source for billing scope.Price covers
Ranking?
Full ranking →···
70Higgs Audio V3 TTS1,04371Octave TTS1,03871Gemini 2.5 Pro (Dec 2025)1,038Strong at
Alternatives?
ModelScoreCostPriceWhat changes
CheaperEleven v4 Turbowins 84%-54%$40KBetterKokoro 82M v1.0Openwins 54%-99%$0.99
OpenFish Audio Drama 3 Previewwins 77%-83%$15CheaperEleven v4wins 84%-9%$80
CheaperQwen Audio 3.1 TTS Pluswins 82%-78%$19.30ModelScoreCostPriceWhat changes
Eleven v4 Turbowins 84%-54%$40Eleven v4wins 84%-9%$80Qwen Audio 3.1 TTS Pluswins 82%-78%$19.30CSonic 3.6wins 81%-44%$49Qwen Audio 3.0 TTS Pluswins 79%-78%$19.30ModelScoreCostPriceWhat changes
KKokoro 82M v1.0Openwins 54%-99%$0.99SSimba 3.2wins 77%-92%$6.60SSimba 3.0wins 62%-92%$6.60
Gemini 2.5 Flash Lite TTSwins 57%-89%$9.20Gemini 2.5 Flash TTS (Dec 2025)wins 53%-89%$9.20
Benchmarks
in Speech & VoiceAA TTS provider voice1,038#71
FAQ
How much does Octave TTS cost?›
$87.50 per 1M characters.
Is Octave TTS free to use?›
There is no free API; it costs $87.50 per 1M characters.
How good is Octave TTS, and what is it best at?›
#70 of 96 in Text to speech.
Is Octave TTS better than Higgs Audio V3 TTS?›
On AA TTS provider voice, Octave TTS scores 1,038 vs 1,043 — about the same. It is 483% more expensive.
When was Octave TTS released? Is there a newer version?›
Released 2025-02-26. It is the current version in its line.
Is Octave TTS open source?›
No, Octave TTS is a closed model available through an API. The closest open-weights option here is Fish Audio Drama 3 Preview.
What is Octave TTS?›
Octave TTS is a closed speech & voice model from Hume AI, released Feb 2025.
What are the best alternatives to Octave TTS?›
Eleven v4 Turbo (cheaper), Kokoro 82M v1.0 (better), Fish Audio Drama 3 Preview (open weights).