Endpoint · extractionPOSTagent402.tools /api/transcribe
Transcribe audio to text using OpenAI (gpt-transcribe).
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Transcribe audio to text using OpenAI (gpt-transcribe). Provide a URL to an audio file (mp3, wav, m4a, etc.) and get back the transcript. No API key needed; pay per call via x402. Max 4 minutes of audio, 25 MB file size; /api/transcribe-pro takes the same model to 10 minutes.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.03 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
Seen
first 29 days ago · last 12 hr ago
67 free handshakes
Payment
Pays through
x402 · MPP evm, tempo
Offered on?
algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=, eip155:10, eip155:1329, Polygon, eip155:143, Arbitrum, eip155:42220, Avalanche, Robinhood Chain, Base USDC, Solana, stellar:pubnet, Tempo USDC.e
Listed on?
Polygon, Arbitrum, Avalanche, Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.726 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.274: 0.133 uncertain ? + 0.141 short ? · 0.074 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.32 | 0.000 | 0.000 | −0.136 | −0.064 | |
| liveness it answered at all |
0.60 | 0.99 | 0.877 | 0.526 | −0.004 | −0.069 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.726 | gap to 1.000 = 0.274 · 0.141 short · 0.133 uncertain | 0.726 | −0.141 | −0.133 |
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 × 0.877 liveness
+ 0.200 × 1.000 price stability
= 0.726 → UNRATED: 65 of 30 paid calls weights 2026.09.6 · 65 samples · seed cap_01M1RD9FRJ1KKQWKYTVYK3XWCZ|2026-09-03T11:14:02.080Z|2026.09.6
Verify it yourself
npx teppi-check https://agent402.tools/api/transcribecurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD9FRJ1KKQWKYTVYK3XWCZ