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| 2 models | nvidiaNemotron-3.5-ASR-Streaming-Multilingual-0.6bRemove × | abr-aiabr-ai/niagara-38m-batch.enRemove × |
|---|---|---|
| What’s different | Nemotron 3.5 ASR Streaming Multilingual is an open 0.6B-parameter prompt-conditioned cache-aware FastConformer-RNNT model, engineered for low-latency streaming transcription across 40+ languages. It powers… | 0.038B parameters · 1 language · Encoder: State-space model · Decoder: CTC |
| Date | Jun 3, 2026Listed | Oct 17, 2026Discovered |
API prices USD · provider configuration shown below | ||
| Listed rate | $3.33 in / $0.00 out/ 1M tokensOpenRouter · all routes ↗ | See provider quotes |
| Provider endpoints | 2 endpoints → | 0 endpoints → |
Benchmarks Each result retains its evaluation configuration | ||
| AMI-Cleaned WER ↗English short-form; normalization unversioned | Not reported | 13.87% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| Earnings22-Cleaned-AA-chunked WER ↗English short-form; normalization unversioned | Not reported | 12.94% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| Gigaspeech-Cleaned WER ↗English short-form; normalization unversioned | Not reported | 11.38% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| LS Clean WER ↗English short-form; normalization unversioned | Not reported | 3.81% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| LS Other WER ↗English short-form; normalization unversioned | Not reported | 9.28% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| SPGISpeech WER ↗English short-form; normalization unversioned | Not reported | 3.08% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| URGENT2024 WER ↗English short-form; normalization unversioned | Not reported | 22.88% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| Voice Arena Monsoon WER ↗English short-form; normalization unversioned | Not reported | 10.41% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
| Voxpopuli-AA-Cleaned WER ↗English short-form; normalization unversioned | Not reported | 5.16% WER ↗abr-ai/niagara-38m-batch.enLeaderboard entry |
Specifications | ||
| Context window | — | — |
| Max output | — | — |
| Parameters | 0.6B | 0.038B |
| Audio input | Supported | Supported |
| Transcription | Not reported | Supported |
| Open weights | Supported | Not reported |