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Amazon Transcribe vs Chirp 3

2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Chirp 3 leads on raw accuracy; Amazon Transcribe is fastest; Amazon Transcribe covers the most languages; Amazon Transcribe is cheapest.

Open both in playground

Verdict · who wins what

Most accurate

Chirp 3

10.0% WER

Google Cloud

Fastest

Amazon Transcribe

0.4× realtime

Amazon Web Services

Most languages

Amazon Transcribe

77 languages

Amazon Web Services

Cheapest

Amazon Transcribe

$0.0060/min

Amazon Web Services

Comparing

2 models · same benchmark

1

Batch

Amazon Transcribe

Amazon Web Services

$0.0060/min
#8 · 51.5

AWS foundation model-powered ASR — 100+ languages

Use This ModelDetails →

2

Batch

Chirp 3

Google Cloud

$0.0107/min
#4 · 45.0

Google's latest generative ASR foundation model — 85+ languages

Use This ModelDetails →

Overview

30-day benchmark average

Overall score

0–100

51.5

45.0

Accuracy rank

of 35

#8

#4

Word error rate

WER

13.0%

10.0%

Character error rate

CER

9.2%

5.8%

Match error rate

MER

12.1%

9.7%

Word info lost

WIL

16.7%

14.1%

Languages

77

68

Cost vs. accuracy

overall WER vs price

Chirp 3

Amazon Transcribe

field · 33 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

55.8%
17.1%

conversational

6.9%
4.7%

finance

6.3%
7.1%

general

6.6%
8.2%

legal

6.2%
2.9%

medical

3.7%
1.9%

noisy

41.7%
29.2%

technical

3.2%
3.7%

Accuracy by accent

WER · English

african

24.6%
20.0%

australian

6.2%
16.9%

indian

3.2%
27.0%

uk

0.0%
3.0%

us

1.9%
5.7%

Speed & latency

p50 → p99

Processing speed

× realtime

0.4×

0.3×

Latency p50

12.4s

11.0s

Latency p90

13.0s

11.2s

Latency p99

13.0s

11.2s

Realtime / streaming

Streaming benchmark averages

Realtime rank

—

—

Realtime score

0–100

—

—

Time to first word

—

—

Final drain

—

—

Real-time factor

—

—

Flicker

—

—

Cadence

—

—

Reliability

Rolling 30 days

Uptime

100.00%

88.89%

Error rate

0.00%

11.11%

Pricing

billed per second

Rate

per minute

$0.0060

$0.0107

Billing granularity

per 1s

per 15s

1 hour of audio

$0.36

$0.64

100 hours

$36.00

$64.08

1,000 hours

$360.00

$640.80

Capabilities

Feature support

Speaker diarization

Yes

Yes

Word-level timestamps

Yes

No

Code-switching

Yes

Yes

Auto-detect language

Yes

Yes

Live / streaming

No

No

Custom vocabulary

No

Yes

Coverage & deployment

Languages · formats · regions

Languages

77

68

Mode

Batch

Batch

Region

United States

United States

Audio formats

mp3
wav
flac
m4a
ogg
webm
amr
mp3
wav
flac
ogg
webm
amr

Max file size

2 GB

No limit

Max duration

8 h

8 h

Compliance

HIPAA
SOC2
GDPR
HIPAA
SOC2
GDPR

Frequently asked questions

Is Amazon Transcribe or Chirp 3 more accurate?

Chirp 3 is more accurate, with a 10.0% word error rate versus 13.0% for Amazon Transcribe, on our standardized benchmark.

Which is cheaper, Amazon Transcribe or Chirp 3?

Amazon Transcribe is cheaper at $0.0060/min versus $0.0107/min for Chirp 3.

Should you choose Amazon Transcribe or Chirp 3?

Choose Amazon Transcribe for speed, lower cost, and language coverage; choose Chirp 3 for accuracy.