Quickstart

Get your first Nimbus response in under 60 seconds.

Base URL and key

Nimbus is OpenAI- and Anthropic-compatible. Point your SDK at:

bash

https://llm.nimbusapi.net/v1

Grab a key at Dashboard → API Keys. Keys start with sk-nim-.

Your first request

Pick your language. Every sample below hits the same endpoint and returns the same response shape as the upstream provider.

curl https://llm.nimbusapi.net/v1/chat/completions \
  -H "Authorization: Bearer sk-nim-YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-sonnet-4.6",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Next steps

Chat completions

OpenAI-compatible /v1/chat/completions endpoint.

Messages

Anthropic-compatible /v1/messages endpoint.

Streaming

Server-sent events for both wire formats.

Function calling

Tool use across providers with a unified schema.