Claude Sonnet 5.5 Thinking

anthropic/claude-sonnet-5.5:thinking

Claude Sonnet 5.5 with adaptive thinking for complex coding, multi-step tool use, visual analysis, and detailed planning. Supports a 1M-token context window and five reasoning effort levels, with stronger thinking available when a task needs it.

Vision
Reasoning
PDF input
Tool calling
Structured output

Chat with this model Create an API key

Pricing

Includes our margin. Charged per request from your balance.

Input: $2.2 per 1M tokens
Output: $11 per 1M tokens
Cache read: $0.11 per 1M tokens
Cache write: $2.75 per 1M tokens
Typical message: $0.029

Details

Provider: Anthropic
Context: 1M tokens
Max output: 128K tokens
Added: Sep 28, 2026
Reasoning effort: low, medium, high, xhigh, max

Use it from the API

Replace $HIDE_API_KEY with a key from the Developers page. Base URL https://hide.st/api/v1.

curl https://hide.st/api/v1/chat/completions \
  -H "Authorization: Bearer $HIDE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-sonnet-5.5:thinking",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

Pricing

Details

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