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Claude Sonnet 4.5

Claude Sonnet 4.5 is an Anthropic model released September 2025, positioned at launch as among the best in the world for real-world agents, coding and computer use. It was state-of-the-art on SWE-bench Verified and was observed maintaining focus for more than 30 hours on complex, multi-step tasks. It launched alongside the Claude Agent SDK, giving developers the building blocks behind Claude Code, at $3 per million input and $15 per million output tokens. Best for long-duration autonomous agents, coding, finance and cybersecurity workloads.

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-sonnet-4-5-20250929",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "temperature": 0.7,
  "max_completion_tokens": 4096
}'