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Claude Opus 5.5 with zero data retention.

Anthropic's flagship model for hard reasoning, coding, and long, multi-step work. On Thinkr, it runs with zero data retention (ZDR), so the provider keeps nothing.

Try Claude Opus 5.5Every Anthropic model

›open/claude-opus-5.5

Maker
Anthropic
Feature
Chat
ZDR
$3.00 in / $15.00 out per 1M tokens
Context
1M tokens

Who can read it.

  • ZDR

    Claude, GPT, Gemini, and other models answer with zero data retention (ZDR). The provider reads the chat to answer it and promises by contract to keep nothing.

In ZDR and Open, Thinkr's proxy can read the chat in transit and writes none of it to disk.

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