Which is cheaper, Async Pro v1.0 or Gradium TTS Beta?
Neither Async Pro v1.0 nor Gradium TTS Beta has a public Avg Price in this index yet, so we cannot name a cheaper text-to-speech API from list rates alone.
Async Pro v1.0 vs Gradium TTS Beta
ComparisonCompare Avg Price, Text to Speech, license, and release date. Search any text-to-speech model with the pickers below.
Async Pro v1.0
Async
N/A
Gradium TTS Beta
Gradium
N/A
Metric
Async Pro v1.0
Gradium TTS Beta
Avg Price
N/A
N/A
Text to Speech
N/A
N/A
Text to Speech win rate
N/A
N/A
Release date
2026-05-25
2026-07-30
License
Proprietary
Proprietary
Provider
Async
Gradium
Async Pro v1.0 vs Gradium TTS Beta FAQ
Which ranks higher, Async Pro v1.0 or Gradium TTS Beta?
Async Pro v1.0 currently leads on Text to Speech: N/A for Async Pro v1.0 vs N/A for Gradium TTS Beta. Rank and price move independently, so the cheaper text-to-speech model is not automatically the weaker one.
Is Async Pro v1.0 or Gradium TTS Beta open source?
Async Pro v1.0 is proprietary (Proprietary). Gradium TTS Beta is proprietary (Proprietary). Open-weight models can be self-hosted; proprietary ones are billed only through the provider API on this page.
How do I switch the models in this Async Pro v1.0 vs Gradium TTS Beta comparison?
Use the model pickers at the top of this page. Search any text-to-speech model in the index and the URL updates to a new comparison, the same way LLM comparison pages work. Open either model from the sidebar for the single-model Avg Price page.
What data is used for Async Pro v1.0 vs Gradium TTS Beta?
This comparison uses public llm-stats and ZeroEval arena data for text-to-speech models, then normalizes Avg Price, Text to Speech, license, and release date inside AnotherWrapper. Treat the numbers as comparable public list rates, not a quote from either vendor.
All Speech Models
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