username?username=elonmusk

Look up a Twitter/X user profile by their screen name.

Look up a Twitter/X user profile by their screen name. Returns full profile data including id, name, username, bio, follower count, following count, tweet count, verification status, and profile image URL. Query param: username (string, required) - Twitter screen name without @, e.g. GET /users/by/username?username=elonmusk. Returns X v2 API-compatible JSON.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.005 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x9dba4146…dc410df8

URL

https://x402.twit.sh/users/by/username?username=elonmusk

Seen

first 34 days ago · last 11 hr ago

78 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.884 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 0.116: 0.078 uncertain ? + 0.037 short ? · 0.016 to A

How the composite of 0.884 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.81	0.684		0.137	−0.037	−0.026
liveness it answered at all	0.60	1.00	0.912		0.547	0	−0.053
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.884	gap to 1.000 = 0.116 · 0.037 short · 0.078 uncertain	0.884	−0.037	−0.078

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

The multiplication, written out

  0.200 × 0.684   latency p95    
+ 0.600 × 0.912   liveness       
+ 0.200 × 1.000   price stability
= 0.884           → UNRATED: 70 of 30 paid calls      weights 2026.09.6 · 70 samples · seed cap_01M1A51NH467B4C6MN81SGC81J|2026-09-01T20:54:47.423Z|2026.09.6

Verify it yourselfnpx teppi-check https://x402.twit.sh/users/by/username?username=elonmuskcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A51NH467B4C6MN81SGC81J