Endpoint · extractionPOSTflat-rate-llm.kikoribera03.workers.dev /v1/ai/transcribe
Transcribes an audio file with Whisper large v3 turbo: pass an https URL (mp3, wav, flac, m4a, ogg, up to 10 MB) or base64 audio in a POST.
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Transcribes an audio file with Whisper large v3 turbo: pass an https URL (mp3, wav, flac, m4a, ogg, up to 10 MB) or base64 audio in a POST. Returns the text, the detected language with its probability, the duration, and timed segments; add words=true for word-level timestamps. Around 100 languages. You are only charged if the transcript is delivered. No API key, no account.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.02 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://flat-rate-llm.kikoribera03.workers.dev/v1/ai/transcribe
MCP server on this host: dev.workers.kikoribera03.flat-rate-llm/x402-tools
Seen
first 20 days ago · last 17 hr ago
37 free handshakes
Payment
Pays through
x402
Offered on?
Polygon, Arbitrum, Base USDC
Listed on?
Polygon, Arbitrum, Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.628 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.372: 0.321 uncertain ? + 0.051 short ? · 0.022 to C
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 1.00 | 0.000 | 0.000 | 0 | −0.200 | |
| liveness it answered at all |
0.60 | 0.92 | 0.714 | 0.428 | −0.051 | −0.121 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.628 | gap to 1.000 = 0.372 · 0.051 short · 0.321 uncertain | 0.628 | −0.051 | −0.321 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.714 liveness
+ 0.200 × 1.000 price stability
= 0.628 → UNRATED: 31 of 30 paid calls weights 2026.09.6 · 31 samples · seed cap_01M2F735W70AZHNMY8WKZG32DS|2026-08-31T09:17:36.312Z|2026.09.6
Verify it yourself
npx teppi-check https://flat-rate-llm.kikoribera03.workers.dev/v1/ai/transcribecurl -s https://api.teppi.xyz/v1/trust/cap_01M2F735W70AZHNMY8WKZG32DS