Claude Opus 5.5

anthropic/claude-opus-5.5

Claude Opus 5.5 is Anthropic's flagship model for agentic coding, computer use, complex knowledge work, and long-running tasks, with improved efficiency and more natural communication.

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: $4.4 per 1M tokens
Output: $22 per 1M tokens
Cache read: $0.22 per 1M tokens
Cache write: $5.5 per 1M tokens
Typical message: $0.022

Details

Provider: Anthropic
Context: 1M tokens
Max output: 128K tokens
Added: Sep 22, 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-opus-5.5",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

Pricing

Details

Use it from the API

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