223 pages for debug.

Logging Model Context Protocol · in the page specification/2024-11-05/server/utilities/logging …n-6.2.1): | Level | Description | Example Use Case | | - | - | - | | debug | Detailed debugging information | Function entry/exit points | | info | General informational messages | Operation progress… Cancellation Model Context Protocol · in the page specification/2025-03-26/basic/utilities/cancellation …ntation Notes * Both parties **SHOULD** log cancellation reasons for debugging * Application UIs **SHOULD** indicate when cancellation is requested ## Error Handling Invalid cancellation notificati… Logging Model Context Protocol · in the page specification/2025-03-26/server/utilities/logging …n-6.2.1): | Level | Description | Example Use Case | | - | - | - | | debug | Detailed debugging information | Function entry/exit points | | info | General informational messages | Operation progress… Cancellation Model Context Protocol · in the page specification/2025-06-18/basic/utilities/cancellation …ntation Notes * Both parties **SHOULD** log cancellation reasons for debugging * Application UIs **SHOULD** indicate when cancellation is requested ## Error Handling Invalid cancellation notificati… Schema Reference Model Context Protocol · in the page specification/2025-06-18/schema …ass="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"debug"</span><br /> <span class="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"info"</span><br /> <span class… Logging Model Context Protocol · in the page specification/2025-06-18/server/utilities/logging …n-6.2.1): | Level | Description | Example Use Case | | - | - | - | | debug | Detailed debugging information | Function entry/exit points | | info | General informational messages | Operation progress… Transports Model Context Protocol · in the page specification/2025-11-25/basic/transports …error (`stderr`) for any logging purposes including informational, debug, and error messages. * The client **MAY** capture, forward, or ignore the server's `stderr` output and **SHOULD NOT** assu… Cancellation Model Context Protocol · in the page specification/2025-11-25/basic/utilities/cancellation …ntation Notes * Both parties **SHOULD** log cancellation reasons for debugging * Application UIs **SHOULD** indicate when cancellation is requested ## Error Handling Invalid cancellation notificati… Tasks Model Context Protocol · in the page specification/2025-11-25/basic/utilities/tasks …olling) 2. Requestors **SHOULD**: 1. Log task lifecycle events for debugging and audit purposes 2. Track task IDs and their associated operations Schema Reference Model Context Protocol · in the page specification/2025-11-25/schema …ass="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"debug"</span><br /> <span class="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"info"</span><br /> <span class… Logging Model Context Protocol · in the page specification/2025-11-25/server/utilities/logging …n-6.2.1): | Level | Description | Example Use Case | | - | - | - | | debug | Detailed debugging information | Function entry/exit points | | info | General informational messages | Operation progress… Overview Model Context Protocol · in the page specification/2026-07-28/basic/index …rified by the protocol. They are > intended for display, logging, and debugging. Implementations **SHOULD NOT** > use them to change the behavior of the client or server, and **SHOULD NOT** > rely on… Cancellation Model Context Protocol · in the page specification/2026-07-28/basic/patterns/cancellation …ntation Notes * Both parties **SHOULD** log cancellation reasons for debugging * Application UIs **SHOULD** indicate when cancellation is requested ## Error Handling Invalid cancellation notificati… stdio Model Context Protocol · in the page specification/2026-07-28/basic/transports/stdio …rings to `stderr` for any logging purposes including informational, debug, and error messages. * The client **MAY** capture, forward, or ignore the server's `stderr` output and **SHOULD NOT** assu… Schema Reference Model Context Protocol · in the page specification/2026-07-28/schema …ass="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"debug"</span><br /> <span class="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"info"</span><br /> <span class… Discovery Model Context Protocol · in the page specification/2026-07-28/server/discover …verified by the > protocol. It is intended for display, logging, and debugging. Clients **SHOULD > NOT** use it to change their behavior, and **SHOULD NOT** rely on it for > security decisions. Logging Model Context Protocol · in the page specification/2026-07-28/server/utilities/logging …n-6.2.1): | Level | Description | Example Use Case | | - | - | - | | debug | Detailed debugging information | Function entry/exit points | | info | General informational messages | Operation progress… Overview Model Context Protocol · in the page specification/draft/basic/index …rified by the protocol. They are > intended for display, logging, and debugging. Implementations **SHOULD NOT** > use them to change the behavior of the client or server, and **SHOULD NOT** > rely on… Cancellation Model Context Protocol · in the page specification/draft/basic/patterns/cancellation …ntation Notes * Both parties **SHOULD** log cancellation reasons for debugging * Application UIs **SHOULD** indicate when cancellation is requested ## Error Handling Invalid cancellation notificati… stdio Model Context Protocol · in the page specification/draft/basic/transports/stdio …rings to `stderr` for any logging purposes including informational, debug, and error messages. * The client **MAY** capture, forward, or ignore the server's `stderr` output and **SHOULD NOT** assu… Schema Reference Model Context Protocol · in the page specification/draft/schema …ass="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"debug"</span><br /> <span class="tsd-signature-symbol">|</span> <span class="tsd-signature-type">"info"</span><br /> <span class… Discovery Model Context Protocol · in the page specification/draft/server/discover …verified by the > protocol. It is intended for display, logging, and debugging. Clients **SHOULD > NOT** use it to change their behavior, and **SHOULD NOT** rely on it for > security decisions. Logging Model Context Protocol · in the page specification/draft/server/utilities/logging …n-6.2.1): | Level | Description | Example Use Case | | - | - | - | | debug | Detailed debugging information | Function entry/exit points | | info | General informational messages | Operation progress…