List models

Get all available AI models with pricing, context windows, and capabilities

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Endpoint

GET /llm/v1/models

cURL

curl https://api.case.dev/llm/v1/models \
  -H "Authorization: Bearer sk_case_YOUR_API_KEY"

Response

{
  "object": "list",
  "data": [
    {
      "id": "casemark/core-large",
      "name": "CaseMark Core Large",
      "description": "CaseMark's flagship legal reasoning model powered by Kimi K2.6",
      "owned_by": "casemark",
      "context_window": 200000,
      "max_tokens": 128000,
      "tags": ["reasoning", "legal", "tool-use"],
      "pricing": {
        "input": "0.0000015",
        "output": "0.0000035"
      }
    },
    {
      "id": "anthropic/claude-sonnet-4.5",
      "name": "Claude Sonnet 4.5",
      "description": "Anthropic's latest model with vision and reasoning",
      "owned_by": "anthropic",
      "context_window": 200000,
      "max_tokens": 64000,
      "tags": ["vision", "reasoning", "tool-use"],
      "pricing": {
        "input": "0.0000015",
        "output": "0.000015"
      }
    }
  ]
}

Popular models

Model	Context	Best for	Input $/MTok
casemark/core-large	200K	Legal reasoning, workflows	$1.50
anthropic/claude-sonnet-4.5	200K	Complex analysis, vision	$6.00
anthropic/claude-opus-4	200K	Hardest tasks	$20.00
openai/gpt-4o	128K	General purpose, vision	$5.00
openai/gpt-4o-mini	128K	Fast, cheap	$0.30
google/gemini-2.5-flash	1M	Very long documents	$0.15
deepseek/deepseek-chat	64K	Cost-effective	$0.28

Model capabilities

Tag	Meaning
vision	Can process images
tool-use	Supports function calling
reasoning	Enhanced reasoning
fast	Optimized for low latency
legal	Fine-tuned for legal tasks

Prices are per token. Multiply by 1,000,000 for price per million tokens (MTok).