2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Gladia Solaria-3 leads on raw accuracy; Gladia Solaria-3 is fastest; Ink-Whisper covers the most languages; Ink-Whisper is cheapest.
Verdict · who wins what
Most accurate
Gladia Solaria-3
10.6% WER
Gladia
Fastest
Gladia Solaria-3
0.2× realtime
Gladia
Most languages
Ink-Whisper
100 languages
Cartesia
Cheapest
Ink-Whisper
$0.0022/min
Cartesia
Comparing
2 models · same benchmark
1
Ink-Whisper
Cartesia
Whisper rearchitected for real-time and batch voice AI — fastest TTCT, 99-language coverage
2
Gladia Solaria-3
Gladia
Gladia Solaria-3 — EU-hosted batch speech-to-text tuned for the most accurate business audio across five core European languages (English, French, German, Spanish, Italian), with speaker diarization, custom vocabulary, and word-level timestamps.
30-day benchmark average
overall WER vs price
Ink-Whisper
Gladia Solaria-3
field · 26 models
lower-left is better
WER · lower is better
WER · English
p50 → p99
Streaming benchmark averages
Rolling 30 days
billed per second
Feature support
Languages · formats · regions
general
legal
medical
noisy
—
technical
—
uk
us
Latency p99
947ms
7.7s
—
Flicker
0.0%
—
Cadence
0.0/s
—
$13.32
$60.84
1,000 hours
$133.20
$608.40
No
Auto-detect language
No
Yes
Live / streaming
Yes
No
Custom vocabulary
No
Yes
Compliance
—
Is Ink-Whisper or Gladia Solaria-3 more accurate?
Gladia Solaria-3 is more accurate, with a 10.6% word error rate versus 22.4% for Ink-Whisper, on our standardized benchmark.
Which is cheaper, Ink-Whisper or Gladia Solaria-3?
Ink-Whisper is cheaper at $0.0022/min versus $0.0101/min for Gladia Solaria-3.
Should you choose Ink-Whisper or Gladia Solaria-3?
Choose Ink-Whisper for lower cost and language coverage; choose Gladia Solaria-3 for accuracy and speed.
