Endpoint · computeGETagenttools-hub.vercel.app /api/v1/dev/email-validator ?email=someone%40gmail.com
Validate an email address in two layers: strict RFC-style syntax, then a live DNS MX lookup on the domain to confirm the recipient actually runs mail servers.
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Validate an email address in two layers: strict RFC-style syntax, then a live DNS MX lookup on the domain to confirm the recipient actually runs mail servers. Catches the typos and fake domains that pure regex misses. Use this when an agent needs to syntax + live MX check — can this address receive mail?.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://agenttools-hub.vercel.app/api/v1/dev/email-validator?email=someone%40gmail.com
MCP server on this host: io.github.Thyphex/agenttools-hub
Seen
first 2 days ago · last 19 hr ago
4 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.200 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 0.800: 0.600 uncertain ? + 0.200 short ? · 0.250 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.000 | 0.000 | 0 | −0.600 | |
| 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 | 0.200 | gap to 1.000 = 0.800 · 0.200 short · 0.600 uncertain | 0.200 | −0.200 | −0.600 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.000 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.200 → UNRATED: 2 of 30 paid calls weights 2026.09.6 · 2 samples · seed cap_01M3XJC38V2ATCFV909WTB06SY|2026-09-02T23:41:42.918Z|2026.09.6
Verify it yourself
npx teppi-check https://agenttools-hub.vercel.app/api/v1/dev/email-validator?email=someone%40gmail.comcurl -s https://api.teppi.xyz/v1/trust/cap_01M3XJC38V2ATCFV909WTB06SY