> ## Documentation Index
> Fetch the complete documentation index at: https://docs.apilens.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# API Lens Developer Docs

> Build, ingest, and scale API observability on API Lens.

Welcome to the developer documentation for API Lens.

Use this portal to:

* integrate telemetry ingest from your services
* implement passwordless + password auth flows
* consume tenant-safe analytics APIs
* build internal SDKs and platform tooling

## Start here

1. [Quickstart](/getting-started/quickstart)
2. [Architecture](/getting-started/architecture)
3. [Ingest API](/ingest/ingest-api)
4. [API Reference](/api-reference)