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Default draft protocol support: sessionless + handshake-less (SEP-2575 + SEP-2567) (#1610)

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Stephen Halter 2026-06-23 21:24:22 -07:00 • committed by GitHub
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docs/concepts/tools/tools.md
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@ -339,7 +339,7 @@ Rules and constraints:
- The header name must contain only visible ASCII characters (0x21–0x7E) excluding colon (`:`).
- Values containing non-ASCII characters, control characters, or leading/trailing whitespace are Base64-encoded using the `=?base64?{value}?=` wrapper.
- Header names must be case-insensitively unique within the tool's input schema.
- Header validation is enforced only for protocol versions that support the HTTP Standardization feature (currently `DRAFT-2026-v1` and later).
- Header validation is enforced only for protocol versions that support the HTTP Standardization feature (currently `2026-07-28` and later).
### Pre-loading tool definitions on the client