Voice AI BenchmarksBy

PROVIDERLAST 30 DAYS

official resource

Together AI voice AI models and benchmarks

Together AI (together.ai, TogetherAI) lists 3 STT models in Coval. Its fastest dated STT result is Parakeet TDT 0.6B v3 at mean 97 ms time to final segment (7th of 29) among STT systems, with 11.1% WER. Results cover the last 30 days. Last measured .

Together AI hosts the measured endpoints for open-weight speech recognition models created by NVIDIA and OpenAI.

Measured models
3
STT
Best STT model#7 / 29
97ms
Parakeet TDT 0.6B v3

Overview

Model accuracy depends on the weights and inference configuration, while latency also reflects Together's serving runtime, region and capacity.

Every model below is measured daily on the same fixed inputs and ranked against the full field, never blended into a company score.

Model lineup

Speech-to-Text
serves Whisper Large v3, Nemotron 3.5 ASR Streaming, Parakeet TDT 0.6B v3

Speech-to-Text

Full STT dashboard

Ranked on Time to Final Segment against 29 measured models.

Time to Final Segmentms · lower is better · Together AI models markedEvery measured STT model on Time to Final Segment, with Together AI's models highlighted.
  1. #1Qwen3 ASR 1.7b39 ms
  2. #2STT RT v545 ms
  3. #3Qwen3 ASR Fast47 ms
  4. #4STT 167 ms
  5. #5Nova 385 ms
  6. #6Nova 287 ms
  7. #7Parakeet TDT 0.6B v397 ms
  8. #15Whisper Large v3via Together AI198 ms
leaders plus Together AI models · 21 other models in the full table
Word Error Rate% · lower is better · Together AI models markedEvery measured STT model on Word Error Rate, with Together AI's models highlighted.
  1. #1Universal 3.6 Pro2.1%
  2. #2Universal 3.5 Pro2.4%
  3. #3Qwen3 ASR Fast2.6%
  4. #4resonant-12.6%
  5. #5Qwen3 ASR 1.7b2.9%
  6. #6Gemini 3.5 Transcribe Live3.0%
  7. #7Chirp 33.2%
  8. #27Whisper Large v3via Together AI7.4%
  9. #30Parakeet TDT 0.6B v311.1%
  10. #31Nemotron 3.5 ASR Streaming13.2%
leaders plus Together AI models · 21 other models in the full table
Time to First Tokenms · lower is better · Together AI models markedEvery measured STT model on Time to First Token, with Together AI's models highlighted.
  1. #1Whisper Large v3via Baseten924 ms
  2. #2Qwen3 ASR 1.7b946 ms
  3. #3Universal 3.5 Pro1026 ms
  4. #4Universal 3.6 Pro1071 ms
  5. #5Flux1091 ms
  6. #6Flux Multilingual1165 ms
  7. #7STT 11206 ms
  8. #8Parakeet TDT 0.6B v31228 ms
  9. #9Whisper Large v3via Together AI1258 ms
  10. #15Nemotron 3.5 ASR Streaming1544 ms
leaders plus Together AI models · 17 other models in the full table
TTFS vs WER — Together AI vs every measured modelEach point is one measured STT model · Together AI models highlighted · 30-day averagesTime to Final Segment against Word Error Rate for every measured STT model, with Together AI's models highlighted.
Qwen3 ASR 1.7b — 39 ms, 2.9%STT RT v5 — 45 ms, 4.8%Qwen3 ASR Fast — 47 ms, 2.6%STT 1 — 67 ms, 7.1%Nova 3 — 85 ms, 5.3%Nova 2 — 87 ms, 6.7%Flux Multilingual — 98 ms, 7.5%Flux — 99 ms, 5.8%Scribe v2 Realtime — 121 ms, 4.4%Whisper Large v3 via Baseten — 131 ms, 4.5%Universal 3.6 Pro — 135 ms, 2.1%Ink 2 — 149 ms, 3.6%Universal 3.5 Pro — 170 ms, 2.4%Pulse — 205 ms, 4.6%Grok STT — 223 ms, 4.1%resonant-1 — 252 ms, 2.6%Default — 261 ms, 8.8%Linden 1 — 274 ms, 3.9%Gemini 3.5 Transcribe Live — 317 ms, 3.0%Daytona STT — 399 ms, 4.9%Voxtral Mini Transcribe Realtime 2602 — 415 ms, 5.4%GPT Realtime Whisper — 599 ms, 4.0%Solaria 1 — 621 ms, 6.0%GPT-4o mini Transcribe — 709 ms, 3.9%Chirp 3 — 768 ms, 3.2%GPT-4o Transcribe — 783 ms, 3.8%Chirp 2 — 909 ms, 3.9%Parakeet TDT 0.6B v3 — 97 ms, 11.1%Whisper Large v3 via Together AI — 198 ms, 7.4%
Benchmarked models with their Time to Final Segment over the last 30 days.
ModelHostTTFSRank
Whisper Large v3Together AI198 ms15th of 29
Nemotron 3.5 ASR StreamingTogether AI——
Parakeet TDT 0.6B v3Together AI97 ms7th of 29

How fast are Together AI's STT models?

Parakeet TDT 0.6B v3 measures mean 97 ms time to final segment (7th of 29) among STT systems. Last measured 2026-10-14. Whisper Large v3 measures mean 198 ms time to final segment (15th of 29) among STT systems. Last measured 2026-10-14.

How accurate are Together AI's STT models?

Whisper Large v3 measures 7.4% word error rate (27th of 31) among STT systems. Last measured 2026-10-14. Parakeet TDT 0.6B v3 measures 11.1% word error rate (30th of 31) among STT systems. Last measured 2026-10-14. Nemotron 3.5 ASR Streaming measures 13.2% word error rate (31st of 31) among STT systems. Last measured 2026-10-14.

Which Together AI model is fastest?

Its fastest dated STT result is Parakeet TDT 0.6B v3 at mean 97 ms time to final segment (7th of 29) among STT systems, with 11.1% WER. Last measured 2026-10-14.

Limits of this comparison

  • The displayed latency cannot be generalized to self-hosting, NVIDIA NIM or another provider serving the same model.

Official resources

Same datasets, prompts and metric definitions for every model, measured by Coval’s open-source runner. Full methodology on the overview.

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