ElevenLabsIBMAudio matchupSpeech to text
Scribe v2vs.Granite Speech 5.0 470M TurboCTC
Which model is better?
Scribe v2 is slightly ahead in independent tests, but the lead is not certain.
Pick Scribe v2 for
Pick Granite Speech 5.0 470M TurboCTC for
Shared tests
Independent evaluators and leaderboards only, the newest shared snapshot per evaluator. With 95 % ranges a lead counts when they do not overlap; for hit rates, when it holds in a 95 % test. Without any uncertainty figure at most “slightly ahead”.
Hugging Face Open ASR
Scribe v2 slightly aheadScribe v2 is clearly ahead in 0 of 9 subtests and slightly in 7, Granite Speech 5.0 470M TurboCTC in 0 clearly and slightly in 1. 1 is level.
Open ASR English short-form WER: Voxpopuli-AA-Cleaned
lower is better, as of October 28, 2026
Open ASR English short-form WER: Voice Arena Monsoon
lower is better, as of October 28, 2026
Open ASR English short-form WER: Earnings22-Cleaned-AA-chunked
lower is better, as of October 28, 2026
Show all 9 subtests
| Subtest | Scribe v2 | Granite Speech 5.0 470M TurboCTC | Verdict |
|---|---|---|---|
| Open ASR English short-form WER: Voxpopuli-AA-Cleaned (lower is better) | 1.4 % | 4.9 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: Voice Arena Monsoon (lower is better) | 3.3 % | 4.8 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: Earnings22-Cleaned-AA-chunked (lower is better) | 4.8 % | 6.8 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: Private (scripted) (lower is better) | 3.0 % | 4.1 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: URGENT24 (lower is better) | 9.2 % | 11.8 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: Average WER (11-set macro-average) (lower is better) | 5.2 % | 6.4 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: Gigaspeech-Cleaned (lower is better) | 7.6 % | 8.7 % | Scribe v2 slightly ahead |
| Open ASR English short-form WER: AMI-Cleaned (lower is better) | 8.2 % | 7.7 % | Granite Speech 5.0 470M TurboCTC slightly ahead |
| Open ASR English short-form WER: Private (conversational) (lower is better) | 13.7 % | 14.0 % | level |
Source · latest October 28, 2026
All data side by side
Prices are verbatim from the provider, because audio models bill per minute, character or token.
| Scribe v2 | Granite Speech 5.0 470M TurboCTC | |
|---|---|---|
| Task | Speech to text | Speech to text |
| Developer | ElevenLabs | IBM |
| Status | Active | Open weights |
| Released | n/a | August 25, 2026 |
| Weights | proprietary | open |
| Runs locally | no | yes |
| Parameters | n/a | 0.47 B |
| License | n/a | Apache-2.0 |
| Popularity (out of 100) | 39 | 52 |