the402 endpoint detail

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oracles-production.up.railway.app nuget changes

https://oracles-production.up.railway.app/v1/nuget/changes

answers 402

New releases of tracked .NET NuGet packages (Newtonsoft.Json, Serilog, AutoMapper, Polly, and more) on NuGet (.NET) since a timestamp — each tagged new_release or breaking_change (major-version bump) with a 1-10 significance score. Answers "did a dependency in my .csproj / PackageReference ship a new or breaking version I should pin or upgrade?" Pass ?package=<name> for ANY .NET NuGet package on d

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.05
Network
base
Pay to
0xC66EE26cAE6cd34970f51f644f36D720826d392A
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
85 ms
Payment options
1 usable of 1
Last checked
2026-08-15T14:34:43.970Z (4d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Foracles-production.up.railway.app%2Fv1%2Fnuget%2Fchanges"