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Claude Sonnet 5.5

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by anthropic

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Description

Claude Sonnet 5.5 is Anthropic's balanced model for speed and intelligence, a clear step up from Sonnet 5 on coding and knowledge work at a lower cost per task, with adaptive thinking and a 1M-token context window.

Providers

Pricing

Input$2.20 /1M tokens
Output$11.00 /1M tokens
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Specifications

Context1M tokens
Parameters—
License—
ReleasedSep 2026

Capabilities

ReasoningVision

EU-Compliant API Access

Use Claude Sonnet 5.5 with a simple API call. OpenAI-compatible endpoint, EU data residency guaranteed.

JavaScript
const response = await fetch("https://api.eurouter.info/api/v1/chat/completions", {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    "Authorization": `Bearer ${process.env.EUROUTER_API_KEY}`,
  },
  body: JSON.stringify({
    model: "claude-sonnet-5-5",
    messages: [
      { role: "user", content: "Hello!" }
    ],
  }),
});

const data = await response.json();
console.log(data.choices[0].message.content);

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Integrate AI without GDPR risk.

You need AI that won’t create compliance headaches. Your data stays in the EU, GDPR is enforced by default, and every request is routed for the best balance of cost, latency, and uptime, reducing risk while improving performance.

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GDPR by default
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