Endpoint · computePOSTx402.agentutility.ai/audio-loudnorm

Normalize audio loudness to a target LUFS level for podcasts, YouTube, and Spotify delivery.

Normalize audio loudness to a target LUFS level for podcasts, YouTube, and Spotify delivery. Send an audio_url plus an optional target_lufs (defaults to -16) and true_peak, and it probes duration, runs two-pass EBU R128 loudness normalization, and returns a hosted MP3 URL with the applied target and duration in seconds. Common presets: -23 for broadcast, -16 for podcasts, -14 for streaming platforms. Use it as a loudness normalizer, LUFS correction API, or audio mastering step before publishing.

UNRATEDListed

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?

0x6c0752c0…9ebb5621

URL

https://x402.agentutility.ai/audio-loudnorm

Seen

first 26 days ago · last 13 hr ago

43 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.552 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.448: 0.077 uncertain ? + 0.371 short ? · 0.098 to C

How the composite of 0.552 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.72	0.587		0.352	−0.171	−0.077
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.552	gap to 1.000 = 0.448 · 0.371 short · 0.077 uncertain	0.552	−0.371	−0.077

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.587   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.552           → UNRATED: 43 of 30 paid calls      weights 2026.09.6 · 43 samples · seed cap_01M1ZRQKNMF3X5C3W6VVCEE0BW|2026-09-02T09:32:41.189Z|2026.09.6

Verify it yourselfnpx teppi-check https://x402.agentutility.ai/audio-loudnormcurl -s https://api.teppi.xyz/v1/trust/cap_01M1ZRQKNMF3X5C3W6VVCEE0BW