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Access 140+ AI models from leading providers through a single API. All models support the OpenAI-compatible chat completions format with transparent pricing.
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Access all models through a single, OpenAI-compatible API. No provider accounts needed.
Quick Start
curl https://api.case.dev/llm/v1/chat/completions \
-H "Authorization: Bearer sk_case_YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "anthropic/claude-sonnet-4.5",
"messages": [{"role": "user", "content": "Hello!"}]
}'