WebML WG/CG F2F Agenda - TPAC 2026 (Dublin, Ireland)

>[!IMPORTANT]
> ### **This is a Living Agenda. Meeting dates to be confirmed.**


<img src="https://webmachinelearning.github.io/logos/webml/logo-webml-white.png" alt="Web Machine Learning">

# W3C TPAC 2026: Web Machine Learning WG/CG F2F

### Logistics

>- ✅ Registration: [will open on 2026-07-08](https://www.w3.org/register/tpac2026) (deadline `TBA`) 
>- 🏨 Venue: [Clayton Hotel Burlington Road](https://www.claytonhotels.com/burlington-road/), Dublin, Ireland in-person & remote

>- 📞 Remote joining instructions: see Invite > Joining Instructions (1 wk prior)
>- ✍️ IRC web client: [#webmachinelearning](https://irc.w3.org/?channels=#webmachinelearning)
>- 🗓️ Invites: [26 October 2026](https://www.w3.org/events/meetings/dfcd7873-1491-4b68-ae1c-fe3e54c849f0/), [27 October 2026](https://www.w3.org/events/meetings/dcb0ae4c-9f48-4210-b489-b051a8d35ad7/)
>- ✍️ Minutes: minutes 26 October 2026 `TBA`, minutes 27 October 2026 `TBA`

# Agenda



## 26 October 2026: Web Neural Network API

Meeting schedule in [Greenwich Mean Time (GMT)](https://www.timeanddate.com/time/zones/gmt). Remote participants, please confirm your local start time using the timezone table below.

<details close><summary>See the timezone table ...</summary>
<table>
<tr><td> San Francisco <td> Mon, 26 October 2026 <td> 02:00
<tr><td> Boston <td> Mon, 26 October 2026 <td> 05:00
<tr><td> London <td> Mon, 26 October 2026 <td> 09:00
<tr><td> Berlin <td> Mon, 26 October 2026 <td> 10:00
<tr><td> Helsinki <td> Mon, 26 October 2026 <td> 11:00
<tr><td> Shanghai <td> Mon, 26 October 2026 <td> 17:00
<tr><td> Dublin <td> Mon, 26 October 2026 <td> 09:00
<tr><td> UTC <td> Mon, 26 October 2026 <td> 09:00 UTC
</table>

See also: [other locations](https://www.timeanddate.com/worldclock/fixedtime.html?iso=20261026T09)
</details>

### ▶️ `09:00` (GMT) Start

### 👋 Welcome

- Intros
- Agenda bashing

### 📘 Charter orientation

>[!TIP]
> Working Group [home](https://www.w3.org/groups/wg/webmachinelearning/) | [charter](https://www.w3.org/2025/03/webmachinelearning-charter.html)
>Community Group [home](https://www.w3.org/groups/cg/webmachinelearning/) | [charter](https://www.w3.org/groups/cg/webmachinelearning/)
>Web Machine Learning umbrella [site](https://webmachinelearning.github.io/) | [GH org](https://github.com/webmachinelearning) 

- WG and CG interplay
- Current scopes, future aspirations
- New deliverables
- Coordination with other groups

### ⏳ Spec orientation

> [!TIP]
> WebNN API [spec](https://www.w3.org/TR/webnn/) | [explainer](https://github.com/webmachinelearning/webnn/blob/main/explainer.md) | [open issues](https://github.com/webmachinelearning/webnn/issues)

- Triage pass through open issues ([triage guidance](https://github.com/webmachinelearning/webnn/blob/main/docs/IssueTriage.md)):
  - breaking changes
  - priorities
  - next steps for the key issues
  - ...

### 💡 Case study

- `TBA` Case study to be confirmed

### ⏸️ `10:30` (GMT) Break

Drinks and snacks.

### ▶️ `11:00` (GMT) Resume

### ✨ New features

- `TBA` Key topics to be selected as planning commences
  
### ℹ️ Proposed in issue triage

To be discussed schedule allowing:

- `TBA` Key topics to be selected as planning commences


### ⏸️ `12:30` (GMT) Lunch

Lunch venue `TBA`.

### ▶️ `13:45` (GMT) Resume

### 📢 Customer feedback & collaborations

> [!TIP]
>See [WebNN Awesome](https://github.com/webmachinelearning/awesome-webnn) for community feedback, demos, presentations, samples, testimonials, tutorials, videos, and more.

`TBA` Discuss customer feedback, including end-users, frameworks, independent software vendors.

Proposed topics:
- `TBA` Key topics to be selected as planning commences

### 🤝 Interop and technical cross-group coordination

>[!TIP]
>WebNN [implementation report](https://wpt.fyi/results/webnn) | [wpt test suite](https://github.com/web-platform-tests/wpt/tree/master/webnn) | [webnn report](https://webnnreport.org/)

- `TBA` Web Platform Tests coverage, open issues.
- `TBA` Interop issues arising from backend implementation differences that warrant WebNN spec changes.
- `TBA` Technical coordination topics with WebGPU, WebAssembly, WebRTC, other groups.

### 🚀 Implementation plans and trials

>[!TIP]
>WebNN implementation status by: [operations](https://webmachinelearning.github.io/webnn-status/#ops) | [frameworks](https://webmachinelearning.github.io/webnn-status#ops_framework) | backends [Lite RT](https://webnn.io/en/api-reference/browser-compatibility/litert), [Windows ML](https://webnn.io/en/api-reference/browser-compatibility/windowsml), [Core ML](https://webnn.io/en/api-reference/browser-compatibility/coreml) | [HW accelerators](https://webnn.io/en/api-reference/browser-compatibility/api) | [arch diagram](https://raw.githubusercontent.com/webmachinelearning/webnn/refs/heads/main/content/webnn_arch.svg)

`TBA` Kick off this session with demos that exercise diverse hardware accelerators.

Next steps for implementations, Origin Trial or equivalent, new requirements or feedback from updates in backends, frameworks.

### ⏸️ `15:00` (GMT) Break

Drinks and snacks.

### ▶️ `15:30` (GMT) Resume

### Horizontals

Get to know experts behind horizontal groups.

#### 😇 Ethics

- [Ethical Principles for Web Machine Learning](https://www.w3.org/TR/webmachinelearning-ethics/) as a joint deliverable with the [Web & AI Interest Group](https://w3c.github.io/charter-drafts/2025/webai-ig.html)

#### 🌱 Sustainability

- `TBA` Key topics to be selected as planning commences


#### 🔍 Privacy & Security

- `TBA` Privacy & Security topic to be confirmed
- `TBA` Related cross-group sessions to be confirmed

### 🫶 Wrap up

- Synthesis of key outcomes, next steps

### ⏹️ `16:45` (GMT) End

- 🍽️ Group dinner (venue `TBA`)


## 27 October 2026: WebMCP, Prompt API, Built-in AI APIs

Meeting schedule in [Greenwich Mean Time (GMT)](https://www.timeanddate.com/time/zones/gmt). Remote participants, please confirm your local start time using the timezone table below.

<details close><summary>See the timezone table ...</summary>
<table>
<tr><td> San Francisco <td> Tue, 27 October 2026 <td> 01:30
<tr><td> Boston <td> Tue, 27 October 2026 <td> 04:30
<tr><td> London <td> Tue, 27 October 2026 <td> 08:30
<tr><td> Berlin <td> Tue, 27 October 2026 <td> 09:30
<tr><td> Helsinki <td> Tue, 27 October 2026 <td> 10:30
<tr><td> Shanghai <td> Tue, 27 October 2026 <td> 16:30
<tr><td> Dublin <td> Tue, 27 October 2026 <td> 08:30
<tr><td> UTC <td> Tue, 27 October 2026 <td> 08:30 UTC
</table>

See also: [other locations](https://www.timeanddate.com/worldclock/fixedtime.html?iso=20261027T0830)
</details>

### ▶️ `08:30` (GMT) Start

### 👋 Welcome

- Intros
- Agenda bashing

#### 🤖 WebMCP

> [!TIP]
> [Spec](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)

- `TBA` Key topics to be selected as planning commences

### ⏸️ `10:00` (GMT) Break

Drinks and snacks.

### ▶️ `10:30` (GMT) Resume

#### 🤖 WebMCP

- `TBA` Key topics to be selected as planning commences

### ⏸️ `12:00` (GMT) Lunch

Lunch venue `TBA`.

### ▶️ `13:15` (GMT) Resume

#### 💬 Built-in AI APIs overview

- `TBA` Overview and Origin Trial feedback

#### 💬 Prompt API

> [!TIP]
> Prompt API [spec](https://webmachinelearning.github.io/prompt-api/) | [explainer](https://github.com/webmachinelearning/prompt-api)

- `TBA` Key topics to be selected as planning commences

#### ✍️ Writing Assistance APIs

> [!TIP]
> Writing Assistance APIs [spec](https://webmachinelearning.github.io/writing-assistance-apis/) | [explainer](https://github.com/webmachinelearning/writing-assistance-apis/)
- `TBA` Key topics to be selected as planning commences

#### 🌍 Translator and Language Detector APIs

> [!TIP]
> Translator and Language Detector APIs [spec](https://webmachinelearning.github.io/translation-api/) | [explainer](https://github.com/webmachinelearning/translation-api/)

- `TBA` 2-3 key open issues

#### 🔎 Proofreader API

> [!TIP]
> Proofreader API [spec](https://webmachinelearning.github.io/proofreader-api/) | [explainer](https://github.com/webmachinelearning/proofreader-api)

- `TBA` 2-3 key open issues

### 🌱 Proposals for new incubations

- Review and discuss any [new proposals](https://github.com/webmachinelearning/proposals):
  - `TBA` New proposals to be reviewed

### 🫶 Wrap up

- Synthesis of key outcomes, next steps

### ⏹️ `15:00` (GMT) End 

- 🍽️ Group dinner (venue `TBA`)

San Francisco	Mon, 26 October 2026	02:00
Boston	Mon, 26 October 2026	05:00
London	Mon, 26 October 2026	09:00
Berlin	Mon, 26 October 2026	10:00
Helsinki	Mon, 26 October 2026	11:00
Shanghai	Mon, 26 October 2026	17:00
Dublin	Mon, 26 October 2026	09:00
UTC	Mon, 26 October 2026	09:00 UTC

San Francisco	Tue, 27 October 2026	01:30
Boston	Tue, 27 October 2026	04:30
London	Tue, 27 October 2026	08:30
Berlin	Tue, 27 October 2026	09:30
Helsinki	Tue, 27 October 2026	10:30
Shanghai	Tue, 27 October 2026	16:30
Dublin	Tue, 27 October 2026	08:30
UTC	Tue, 27 October 2026	08:30 UTC

Uh oh!

WebML WG/CG F2F Agenda - TPAC 2026 (Dublin, Ireland) #39

Description

This is a Living Agenda. Meeting dates to be confirmed.

W3C TPAC 2026: Web Machine Learning WG/CG F2F

Logistics

Agenda

26 October 2026: Web Neural Network API

▶️ 09:00 (GMT) Start

👋 Welcome

📘 Charter orientation

⏳ Spec orientation

💡 Case study

⏸️ 10:30 (GMT) Break

▶️ 11:00 (GMT) Resume

✨ New features

ℹ️ Proposed in issue triage

⏸️ 12:30 (GMT) Lunch

▶️ 13:45 (GMT) Resume

📢 Customer feedback & collaborations

🤝 Interop and technical cross-group coordination

🚀 Implementation plans and trials

⏸️ 15:00 (GMT) Break

▶️ 15:30 (GMT) Resume

Horizontals

😇 Ethics

🌱 Sustainability

🔍 Privacy & Security

🫶 Wrap up

⏹️ 16:45 (GMT) End

27 October 2026: WebMCP, Prompt API, Built-in AI APIs

▶️ 08:30 (GMT) Start

👋 Welcome

🤖 WebMCP

⏸️ 10:00 (GMT) Break

▶️ 10:30 (GMT) Resume

🤖 WebMCP

⏸️ 12:00 (GMT) Lunch

▶️ 13:15 (GMT) Resume

💬 Built-in AI APIs overview

💬 Prompt API

✍️ Writing Assistance APIs

🌍 Translator and Language Detector APIs

🔎 Proofreader API

🌱 Proposals for new incubations

🫶 Wrap up

⏹️ 15:00 (GMT) End

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▶️ `09:00` (GMT) Start

⏸️ `10:30` (GMT) Break

▶️ `11:00` (GMT) Resume

⏸️ `12:30` (GMT) Lunch

▶️ `13:45` (GMT) Resume

⏸️ `15:00` (GMT) Break

▶️ `15:30` (GMT) Resume

⏹️ `16:45` (GMT) End

▶️ `08:30` (GMT) Start

⏸️ `10:00` (GMT) Break

▶️ `10:30` (GMT) Resume

⏸️ `12:00` (GMT) Lunch

▶️ `13:15` (GMT) Resume

⏹️ `15:00` (GMT) End