Access GPT-4o, Claude, Gemini, and more through a single API. Pay only for what you use. No subscriptions, no commitments.
$ curl https://api.osiris-code.com/v1/chat/completions \
-H "Authorization: Bearer sk-osiris-..." \
-H "Content-Type: application/json" \
-d {
"model": "claude-opus-4.6",
"messages": [{"role": "user", "content": "Hello!"}]
} Supported Models
Everything you need to build AI-powered applications, without the complexity of managing multiple provider accounts.
GPT-4o, Claude Sonnet, Gemini Pro, DeepSeek, and more — all through a single unified API endpoint.
No subscriptions. No monthly fees. Pre-deduct billing with automatic refunds for unused tokens.
OpenAI + Anthropic API format. Switch your existing apps with one line — no code rewrite needed.
Three simple steps to start using every AI model through one API.
Sign up for free in seconds. No credit card required to get started.
Purchase a token package. Tokens never expire — use them whenever you want.
Use your API key with any OpenAI or Anthropic compatible client. That's it.
Drop-in compatible with OpenAI and Anthropic SDKs. Change one line, access every model.
curl https://api.osiris-code.com/v1/chat/completions \
-H "Authorization: Bearer sk-osiris-..." \
-H "Content-Type: application/json" \
-d '{
"model": "claude-opus-4.6",
"messages": [
{"role": "user", "content": "Hello!"}
]
}' No subscriptions. Buy tokens when you need them. They never expire.
Token usage varies by model. Claude Opus uses 3x tokens, Haiku uses 0.3x. View pricing details
Get access to every major AI model through one API. No contracts, no commitments.