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| 2 models | googleGoogle: Gemini 3.8 Flash Lite TTSRemove × | abr-aiabr-ai/niagara-84m-batch.enRemove × |
|---|---|---|
| What’s different | Separate spoken text from delivery instructions, or script a two-voice dialogue with per-turn style overrides. | 0.084B parameters · 1 language · Encoder: State-space model · Decoder: CTC |
| Date | Sep 23, 2026Released | Oct 17, 2026Discovered |
API prices USD · provider configuration shown below | ||
| Listed rate | $0.03/ 1K charactersfal · all routes ↗ | See provider quotes |
| Provider endpoints | 1 endpoint → | 0 endpoints → |
Benchmarks Each result retains its evaluation configuration | ||
| AA Native Voice ↗Unversioned · provider native voices | 1,251.27 ↗Provider native voices · all categories · US + UK accents · 8 listed voicesIndependent result95% CI 1,238.27–1,264.27 · n=3,025 | Not reported |
| AMI-Cleaned WER ↗English short-form; normalization unversioned | Not reported | 12.01% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| Earnings22-Cleaned-AA-chunked WER ↗English short-form; normalization unversioned | Not reported | 10.83% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| Gigaspeech-Cleaned WER ↗English short-form; normalization unversioned | Not reported | 10.41% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| LS Clean WER ↗English short-form; normalization unversioned | Not reported | 3.09% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| LS Other WER ↗English short-form; normalization unversioned | Not reported | 7.6% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| SPGISpeech WER ↗English short-form; normalization unversioned | Not reported | 2.61% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| URGENT2024 WER ↗English short-form; normalization unversioned | Not reported | 20.16% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| Voice Arena Monsoon WER ↗English short-form; normalization unversioned | Not reported | 8.82% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
| Voxpopuli-AA-Cleaned WER ↗English short-form; normalization unversioned | Not reported | 4.33% WER ↗abr-ai/niagara-84m-batch.enLeaderboard entry |
Specifications | ||
| Context window | 32.8K | — |
| Max output | 16.4K | — |
| Parameters | — | 0.084B |
| Audio input | Not reported | Supported |
| Transcription | Not reported | Supported |