Endpoint · extractionGETx402stock.xyz /api/v1/screener/smart ?q=oversold+large+caps+up+today+on+high+volume
Describe a screen in plain English via `?q=` (e.g.
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Describe a screen in plain English via `?q=` (e.g. 'oversold large caps up today on high volume'). An LLM parses it into a filter, screens the entire US market, optionally confirms oversold/overbought with RSI, and returns a ranked shortlist with a one-line rationale per name. No need to know the filter schema or run the enrichment loop yourself. From x402stockOverview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.20 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://x402stock.xyz/api/v1/screener/smart?q=oversold+large+caps+up+today+on+high+volume
Seen
first 29 days ago · last 19 hr ago
55 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.730 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.270: 0.070 uncertain ? + 0.200 short ? · 0.070 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.884 | 0.530 | 0 | −0.070 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.730 | gap to 1.000 = 0.270 · 0.200 short · 0.070 uncertain | 0.730 | −0.200 | −0.070 |
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 × 0.884 liveness
+ 0.200 × 1.000 price stability
= 0.730 → UNRATED: 53 of 30 paid calls weights 2026.09.6 · 53 samples · seed cap_01M1RDA2YC3BH7EP4YKGEW7ETJ|2026-09-03T09:39:23.693Z|2026.09.6
Verify it yourself
npx teppi-check https://x402stock.xyz/api/v1/screener/smart?q=oversold+large+caps+up+today+on+high+volumecurl -s https://api.teppi.xyz/v1/trust/cap_01M1RDA2YC3BH7EP4YKGEW7ETJ