Endpoint · market dataGETapi.x-402.online /v1/fr/biens-sous-cotes ?city=Bordeaux&cp=33000
Find undervalued French properties in an area: listings whose asking price sits below the median price per square metre recorded in actual DVF sales nearby, returned with the gap…
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Find undervalued French properties in an area: listings whose asking price sits below the median price per square metre recorded in actual DVF sales nearby, returned with the gap expressed in percent. Crosses live listings against real transaction data so the comparison is against what sold, not what was asked.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.05 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.x-402.online/v1/fr/biens-sous-cotes?city=Bordeaux&cp=33000
MCP server on this host: online.x-402/mcp
Seen
first 16 days ago · last 8 days ago
21 free handshakes
Payment
Pays through
x402 · MPP tempo
Offered on?
Base USDC, Solana
Listed on?
Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.560 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.440: 0.193 uncertain ? + 0.246 short ? · 0.090 to C
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.69 | 0.370 | 0.222 | −0.185 | −0.193 | |
| latency p95 it answered as fast as its class |
0.20 | 0.69 | 0.691 | 0.138 | −0.062 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.560 | gap to 1.000 = 0.440 · 0.246 short · 0.193 uncertain | 0.560 | −0.246 | −0.193 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.370 liveness
+ 0.200 × 0.691 latency p95
+ 0.200 × 1.000 price stability
= 0.560 → UNRATED: 20 of 30 paid calls weights 2026.09.6 · 20 samples · seed cap_01M2SGPFNNFEFTZ051PGN258K1|2026-08-30T22:21:45.002Z|2026.09.6
Verify it yourself
npx teppi-check https://api.x-402.online/v1/fr/biens-sous-cotes?city=Bordeaux&cp=33000curl -s https://api.teppi.xyz/v1/trust/cap_01M2SGPFNNFEFTZ051PGN258K1