Gradium TTS (Sep 2026) measured on 2 of 3 Text to speech benchmarks2
BenchmarkByScoreRank
No benchmark matches
$47.78per 1M characters
1,175arena Elo
Sep 2026released
en, es, fr +2Languages
Exact native tariff; see source for billing scope.Price covers
Ranking?
Full ranking →···
17SpaceXAI TTS1,059.618Gradium TTS (Sep 2026)1,058.619Gemini 3.8 Flash-Lite TTS1,055Strong at
Alternatives?
ModelScoreCostPriceWhat changes
HCheaperHeyGen Voicewins 68%-37%$30Languages: not verifiedSBetterSimba 3.2wins 54%-86%$6.58Languages: loses es, fr, de, ptAOpenMing 3.0 TTSwins 52%——
CheaperQwen Audio 3.1 TTS Pluswins 67%-60%$19.31
CheaperEleven v4 Turbowins 64%-16%$40ModelScoreCostPriceWhat changes
HHeyGen Voicewins 68%-37%$30Languages: not verifiedQwen Audio 3.1 TTS Pluswins 67%-60%$19.31Eleven v4 Turbowins 64%-16%$40IRealtime TTS-2wins 63%-27%$35Qwen Audio 3.0 TTS Pluswins 60%-60%$19.31Languages: loses es, fr, de, ptModelScoreCostPriceWhat changes
SSimba 3.2wins 54%-86%$6.58Languages: loses es, fr, de, ptQwen Audio 3.1 TTS Pluswins 67%-60%$19.31Qwen Audio 3.0 TTS Pluswins 60%-60%$19.31Languages: loses es, fr, de, ptHHeyGen Voicewins 68%-37%$30Languages: not verifiedIRealtime TTS-2wins 63%-27%$35
History
2 versionsFAQ
How much does Gradium TTS (Sep 2026) cost?›
$47.78 per 1M characters.
Is Gradium TTS (Sep 2026) free to use?›
There is no free API; it costs $47.78 per 1M characters.
How good is Gradium TTS (Sep 2026), and what is it best at?›
#24 of 96 in Text to speech. Strongest at: Speech & Voice.
Is Gradium TTS (Sep 2026) better than SpaceXAI TTS?›
On AA TTS controlled voice, Gradium TTS (Sep 2026) scores 1,058.6 vs 1,059.6 — about the same. It is 219% more expensive.
When was Gradium TTS (Sep 2026) released? Is there a newer version?›
Released 2026-09-22. It is the current version in its line.
Is Gradium TTS (Sep 2026) open source?›
No, Gradium TTS (Sep 2026) is a closed model available through an API. The closest open-weights option here is Ming 3.0 TTS.
What is Gradium TTS (Sep 2026)?›
Gradium TTS (Sep 2026) is a closed speech & voice model from Gradium, released Sep 2026.
What are the best alternatives to Gradium TTS (Sep 2026)?›
HeyGen Voice (cheaper), Simba 3.2 (better), Ming 3.0 TTS (open weights).