Fish Audio text-to-speech models & pricing
4 models listed · appears on 3 of 3 boards · from $15.00/1M
Speech AI company publishing the Fish Audio and OpenAudio model series, including open-weights releases.
Models on the boards
ModelReleased$/1M charsBoardsComposite
Fish Audio S2.1 ProJun 2026$15.03/368.0
Fish Audio S2 ProOpen weightsMar 2026$15.02/348.0
OpenAudio S1Jun 2025$15.01/337.0
OpenAudio S1 MiniJun 2025$15.01/323.0
Latency from public benchmarks
Time to first audio, in milliseconds, as each benchmark publishes it. We don't measure latency ourselves, and the sources measure differently (harness, region, sample size), so each figure stays under its own source. Not part of the composite score.
ModelCoval, Time to first audio, p50, us-east-1, millisecondsSpeko, Time to first audio, p50, US East, millisecondsHumanness Index, Time to first audio, median, milliseconds
Fish Audio S2.1 Pro308 ms7-day window to Oct 11, 2026185 msmeasured Jul 3, 2026141 msmeasured June 2026
OpenAudio S1382 ms7-day window to Oct 11, 2026——
Coval: Time to first audio, p50, us-east-1, read Oct 11, 2026 · Speko: Time to first audio, p50, US East, read Oct 11, 2026 · Humanness Index: Time to first audio, median, read Oct 11, 2026. How latency is sourced.