Exa · Public certification

Verified working

Endpoint passed both unpaid challenge checks and a recent paid probe.

Verified working Level 2 paid proof Health 85/100 Tempo Mpp 402
Open badge SVG Proof JSON Registry detail Open endpoint

Trust summary

Endpoint POST /findSimilar
Service Exa
Last unpaid proof
Last paid proof
Current intent Charge
Observed price 0.005 token
Open findings 1
Active incidents 0

Proof levels

Level 1 confirms that the endpoint speaks MPP correctly before payment. Level 2 confirms that the registry actually paid the endpoint and received a successful response.

Level 1

Unpaid structural proof

Level 2 paid proof

This proof checks that the endpoint returns a valid unpaid MPP challenge and that the challenge can be parsed and normalized by the registry.

Latest outcomeVerified
Checked at
HTTP status402
Latency31 ms
Challenge count1
Fresh until
Primary challenge7h7ieLEu1J..._znQSKHye8
Run id4d490408-c...85811d1aa0

Level 2

Paid delivery proof

Level 2 paid proof

This proof shows whether the registry actually paid the endpoint and received a successful post-payment response, using the stored receipt and payment reference as auditable evidence.

Latest outcomeVerified
Checked at
HTTP status200
Latency14,229 ms
Billed amount0.005 token
Fresh until
Payment reference0x83addd6719...fea30993cebd
Receipt statusSuccess
Receipt timestamp
Response content typeapplication/json; charset=utf-8
Response fingerprint3a567c28406d...ef28a65689a8
Run ide19f826e-2...8620d646f5

Badge and embed

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Signals and findings

Challenge only exposes chainId inside methodDetails. Info

Unpaid probe · 20 occurrence(s)

No active monitoring incidents are currently open for this endpoint.