Claude Agent SDK
Anthropic's library that exposes the same agent loop, built in tools, and context management that run Claude Code, programmable from Python or TypeScript.
No separate license fee for the SDK. Cost is Claude model usage, billed per token through the API.
Proprietary
Appears in 1 guide
Where it ranks
Guides that include Claude Agent SDK.
Security headers
What Claude Agent SDK's website sends to your browser.
Scanned 2026-08-25. Grade headers B, scoring 70 out of 100.
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Content-Security-Policy is set
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Strict-Transport-Security is set
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X-Content-Type-Options: nosniff is set
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X-Frame-Options is set
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No Referrer-Policy, so full URLs may leak to third parties
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No Permissions-Policy, so powerful browser features are not restricted
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No Cross-Origin-Opener-Policy
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No Cross-Origin-Resource-Policy
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No server-version or X-Powered-By disclosure
This is one narrow, automated check of the HTTP response headers on the vendor's own website. It says nothing about how the product itself is built, how it stores your data, or whether it has ever been audited. A good grade here is a small signal that somebody was paying attention.