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Claude Opus 4.5

Claude Opus 4.5 is an Anthropic frontier model launched November 24, 2025, built for high-intelligence coding, agents and complex reasoning. It supports extended thinking and introduced a new effort parameter for controlling reasoning depth. Per Anthropic, it has a 200K-token context window, up to 64K max output tokens and a knowledge cutoff of March 2025, available through the Claude API, Amazon Bedrock, Google Vertex AI and Azure AI Foundry. Best suited for demanding reasoning, coding and agentic tasks where depth of thinking can be tuned.

Entrada

Prompt

Reasoning

Temperature

Max completion tokens

1200000

Ready to generate

Referencia de la API

POSThttps://api.token360.ai/v1/chat/completions

curl https://api.token360.ai/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer your-api-key" \
  -d '{
  "model": "claude-opus-4-5-20251101",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "temperature": 0.7,
  "max_completion_tokens": 4096
}'