WebML CG Teleconference – 5 March 2026 - 16:00-17:00 UTC

Latest version: https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md


WebML CG Teleconference – 5 March 2026 - 16:00-17:00 UTC
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#webml-cg-teleconference--5-march-2026---1600-1700-utc>
See the timezone table ...
San Francisco   Wed, 5 March 2026       08:00
Boston  Wed, 5 March 2026       11:00
London  Wed, 5 March 2026       16:00
Berlin  Wed, 5 March 2026       17:00
Helsinki        Wed, 5 March 2026       18:00
Shanghai        Thu, 6 March 2026       00:00
Tokyo   Thu, 6 March 2026       01:00
UTC     Wed, 5 March 2026       16:00 UTC

Other locations: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20260305T16


🤝 Logistics
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#-logistics>

  *   Chair: Anssi
  *   Scribe: Anssi
  *   IRC: irc://irc.w3.org:6667/#webmachinelearning

  *   IRC web client: https://irc.w3.org/?channels=#webmachinelearning

  *   Zoom joining instructions: internal-webmachinelearning<https://lists.w3.org/Archives/Member/internal-webmachinelearning/2023Jun/0000.html>
  *   Minutes: https://www.w3.org/2026/03/05-webmachinelearning-minutes.html


🤖 WebMCP
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#-webmcp>

Tip

Spec draft<https://webmachinelearning.github.io/webmcp/> | Explainer<https://github.com/webmachinelearning/webmcp/blob/main/README.md> | Issues<https://github.com/webmachinelearning/webmcp/issues> | PRs<https://github.com/webmachinelearning/webmcp/pulls> | Awesome WebMCP<https://github.com/webmachinelearning/awesome-webmcp>

Announcement: Awesome WebMCP
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#announcement-awesome-webmcp>

A new community-curated resource to recognize contributions from the wider WebMCP ecosystem.

  *   🆕 https://github.com/webmachinelearning/awesome-webmcp


Tool infra for registerTool/unregisterTool
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#tool-infra-for-registertoolunregistertool>

Resolve any blockers. Approve the PR(s) and land.

  *   ⛙ webmachinelearning/webmcp#113<https://github.com/webmachinelearning/webmcp/pull/113>
  *   ⛙ unregisterTool PR TBA

Declarative explainer
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#declarative-explainer>

Approve the baseline explainer. Optional: TODOs and issues.

  *   ⛙ webmachinelearning/webmcp#76<https://github.com/webmachinelearning/webmcp/pull/76>
  *   ⨀ webmachinelearning/webmcp#94<https://github.com/webmachinelearning/webmcp/issues/94>

Agent allowlist use cases and requirements
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#agent-allowlist-use-cases-and-requirements>

Review use cases and requirements.

  *   ⛙ webmachinelearning/webmcp#116<https://github.com/webmachinelearning/webmcp/issues/116>

Input schema validation ownership
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#input-schema-validation-ownership>

Agree on the browser ownership. Discuss error behavior.

  *   ⨀ webmachinelearning/webmcp#92<https://github.com/webmachinelearning/webmcp/issues/92>

provideContext overwrite
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2026-03-05-cg-agenda.md#providecontext-overwrite>

Understand the threat, discuss mitigations to malicious overwrites.

  *   ⨀ webmachinelearning/webmcp#101<https://github.com/webmachinelearning/webmcp/issues/101>