2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Ink-Whisper leads on raw accuracy; Nova-2 is fastest; Ink-Whisper covers the most languages; Ink-Whisper is cheapest.
Verdict · who wins what
Most accurate
Ink-Whisper
22.7% WER
Cartesia
Fastest
Nova-2
0.1× realtime
Deepgram
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
Nova-2
Deepgram
Deepgram's Nova-2 speech recognition
30-day benchmark average
overall WER vs price
Ink-Whisper
Nova-2
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
2.8s
1.02×
Flicker
—
84.7%
Cadence
—
0.8/s
$13.32
$34.92
1,000 hours
$133.20
$349.20
Yes
Auto-detect language
No
Yes
Live / streaming
Yes
Yes
Custom vocabulary
No
Yes
Compliance
—
Is Ink-Whisper or Nova-2 more accurate?
Ink-Whisper is more accurate, with a 22.7% word error rate versus 31.5% for Nova-2, on our standardized benchmark.
Which is cheaper, Ink-Whisper or Nova-2?
Ink-Whisper is cheaper at $0.0022/min versus $0.0058/min for Nova-2.
Should you choose Ink-Whisper or Nova-2?
Choose Ink-Whisper for accuracy, lower cost, and language coverage; choose Nova-2 for speed.
