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Developer Guides

Guides

Step-by-step guides to integrate Bear Lumen. Start with a quickstart, then wire up SDKs, webhooks, and the REST API.

Getting Started

Quickstart

Up and running in 10 minutes. Track your first AI call and query your costs.

SDK Quickstart

Install the SDK and track your first AI call in five minutes.

Cost Intelligence

Webhooks

Verify signatures and react to cost, billing, and sync events in real time.

Supported Models

Every model we price, by provider. OpenAI, Anthropic, Google, and more.

SDKs

Node.js SDK

Complete reference for the @bearlumen/node-sdk package.

Python SDK

Complete reference for the bearlumen Python package.

Error Handling

Handle SDK errors gracefully with typed error classes and retry strategies.

Integration Examples

REST API Examples

Use the Bear Lumen REST API directly with cURL or any HTTP client.