All tasks / Comparisons
Fun-Realtime-ASR (preview) vs Grok Voice Transcribe 2.0
Compared only on public benchmark results, across the 1 task where both are listed: they share a tier in 1.
Fun-Realtime-ASR (preview)
Alibaba's Fun-ASR speech recognition models, served through Alibaba Cloud Model Studio in offline and realtime versions.
- Vendor
- Alibaba
- Weights
- Closed: API and apps only
- License
- proprietary
- Last verified
- 18 Oct 2026
Grok Voice Transcribe 2.0
xAI's speech-to-text model behind its STT API, with batch and streaming modes in 38+ languages.
- Vendor
- xAI
- Weights
- Closed: API and apps only
- Released
- 18 Sep 2026
- API price
- $0.0017 per minute of audio (Batch $0.10 per hour of audio divided by 60; streaming is $0.20 per hour.)
- License
- proprietary
- Last verified
- 18 Oct 2026
Task by task
| Task | Fun-Realtime-ASR (preview) | Grok Voice Transcribe 2.0 | Higher tier |
|---|---|---|---|
| Transcription Models | S1.7% on Artificial Analysis Speech to Text: AA-WER v2 (non-streaming) · Cloud | S2.3% on Artificial Analysis Speech to Text: AA-WER v2 (non-streaming) · Cloud | Same tier |
A tier spans a range of scores, and small gaps on a leaderboard are often within its margin of error, so only a different tier counts as ahead. How we rank.
Same benchmark, both results
| Benchmark | Fun-Realtime-ASR (preview) | Grok Voice Transcribe 2.0 | Snapshot |
|---|---|---|---|
| Artificial Analysis Speech to Text: AA-WER v2 (non-streaming) AA-WER v2: word error rate across AA's own test set plus cleaned VoxPopuli and Earnings-22 subsets (non-streaming), lower is better | 1.7% | 2.3% | 18 Oct 2026 |