Sprag Pricing in 2026
Every plan Sprag publishes, with the page and date we read it from. Prices we could not find on Sprag's own site are marked "Not published", never guessed.
| Plan | Price | Billing | Limits | Source |
|---|---|---|---|---|
| Chorus | $0.70 per month | $0.70 per hour of speech generated; also listed as $19.44 per 1M audio tokens | Stock-voice text-to-speech | sprag.ai |
| Chorus Design | $15 per month | Designs new voices from a text prompt | sprag.ai | |
| Chorus Clone | $4.50 per month | Plus $1.00 per hour of input audio | Clones a voice from a short reference | sprag.ai |
| Symphony Notes | Free | $0.0019/ minute | Audio captioning · + $2.03 per 1M output tokens | sprag.ai |
| Rhythm | $0.08 one-off | $0.075/ hour of audio submitted; batch rate | Streaming and batch · realtime sessions cost 25% over batch rates | sprag.ai |
| Symphony | $0.09 one-off | $0.09/ hour of audio; batch rate | Text, image, audio, and video in · text and speech out · tool calling · realtime sessions cost 25% over batch rates | sprag.ai |
| Chorus — built-in voice | $0.70 one-off | $0.70/ hour of speech generated | Built-in voices · $19.44 per 1M audio tokens | sprag.ai |
| Chorus — cloned voice | $4.50 one-off | $4.50/ 1M characters | $0.27 per hour of speech · + $1.00 per hour of reference audio | sprag.ai |
| Chorus — designed voice | $15 one-off | $15.00/ 1M characters | Voice design | sprag.ai |