LogInformant documentation

Practical integration guides for Serilog, Winston, Python logging, Monolog, Logback, raw HTTP ingest, and AI log analysis.

New here? Start with Getting Started to create an application, copy the right API key, and verify your first events in the dashboard.

Choose the integration path that matches your stack

.NET

Serilog sink

The recommended path for ASP.NET Core, worker services, and modern .NET applications.

 .NET Framework

Serilog, NLog, or log4net

Detailed setup for established .NET Framework 4.8 applications.

 Node.js

Winston transport

Ship logs from Express, Next.js, NestJS, and general Node services.

 Python

Python logging handler

Attach a handler to the standard library logging module.

 PHP

Monolog handler

Works with Laravel, Symfony, and plain PHP via Monolog v3.

 Java

Logback appender

Structured Java logging for Spring Boot and Java 11+ services.

 Any stack

HTTP ingest API

Batch JSON directly to the ingest endpoint when you need a custom integration.

 Pro and up

AI log analysis

Analyze individual log entries with your own supported AI provider key.

API basics

Every integration ultimately sends events to the same ingest endpoint:

POST https://app.loginformant.com/api/ingest/batch
X-API-Key: YOUR-API-KEY

{
  "logs": [
    {
      "timestamp": "2026-04-08T18:30:00Z",
      "level": "Error",
      "message": "Something went wrong",
      "source": "MyApp.OrderService",
      "exception": "System.NullReferenceException: ...",
      "properties": {
        "userId": 42
      }
    }
  ]
}

Supported levels: Debug, Information, Warning, Error, and Fatal.