Tutorials
Pick an alert level from your real daily spend, choose email or a webhook, and run a small signed receiver in Node or Python that you can test with curl.
8 min read
Tutorials
Call Claude through a gateway with the Anthropic SDKs: base URL, headers, streaming, a tool-use loop and prompt caching, in Python, Node and curl.
7 min read
Tutorials
One key per project and environment, each with a spend limit sized from real traffic, an expiry when it should end and an alert when it is blocked.
7 min read
Tutorials
Relay a streaming LLM response from your server to the browser over SSE, keep the API key server-side, stop billing when the tab closes. Node and Python code.
8 min read
Tutorials
Point a working OpenAI SDK app at another compatible endpoint with env vars or one line of code. Python, Node, curl, LangChain and the AI SDK, plus pitfalls.
6 min read