Endpoint · inferencePOSTpower-pack-x402.fly.dev /api/score-email
Score an outreach email on subject quality, body quality, predicted open rate, spam risk, tone, length, personalization, and CTA clarity.
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Score an outreach email on subject quality, body quality, predicted open rate, spam risk, tone, length, personalization, and CTA clarity. Returns top 3 specific improvement suggestions and a stronger rewritten subject line. Useful for sales/marketing/recruiting AI agents that need QA before sending. Powered by Claude Haiku 4.5 with senior-copywriter system prompt.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.01 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://power-pack-x402.fly.dev/api/score-email
Seen
first 21 days ago · last 9 days ago
36 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.586 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.414: 0.125 uncertain ? + 0.289 short ? · 0.064 to C
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.85 | 0.643 | 0.386 | −0.089 | −0.125 | |
| 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 | 0.586 | gap to 1.000 = 0.414 · 0.289 short · 0.125 uncertain | 0.586 | −0.289 | −0.125 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.643 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.586 → UNRATED: 36 of 30 paid calls weights 2026.09.6 · 36 samples · seed cap_01M2CMPWV3QZHPBMQPT0SEBP7C|2026-09-04T05:36:19.701Z|2026.09.6
Verify it yourself
npx teppi-check https://power-pack-x402.fly.dev/api/score-emailcurl -s https://api.teppi.xyz/v1/trust/cap_01M2CMPWV3QZHPBMQPT0SEBP7C