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Community · Sydney

Codex Community
Meetups

Meetups I co-host in Sydney with Jeremy Yee, bringing local builders together to share their work, try Codex and learn from each other.

Sydney builders gather in small groups at Arrayah during Astra Commons
Astra Commons at Arrayah · 13 September 2026Photography from Codex Sydney ↗

The meetup series

Demos, questions and good company.

  1. Meetup 05 ·

    DevDay Exchange Community: Sydney

    5:30–7:30 PM AEDT · Mantel, Sydney CBD

    An evening for Sydney builders to explore OpenAI DevDay ideas and announcements, share what they are making and hear community talks and demos.

    • Ideas, tools and announcements from OpenAI DevDay
    • Community talks and demonstrations
    Agenda & hosts
    Hosted by
    Arafat Tehsin, Jeremy Yee
    Location
    Level 21, 580 George Street, Sydney NSW 2000

    The programme

    1. 5:30–7:30

      DevDay ideas, community talks and demos

      Explore the announcements and share work with local builders.

    Official OpenAI DevDay Exchange Community Event artwork with colourful circular characters
    Official event artwork for the DevDay Exchange edition.
  2. Meetup 04 ·

    Astra Commons: Sydney

    1:00–5:00 PM AEST · Arrayah, Drummoyne

    A relaxed Sunday afternoon to mark the GPT-6 Astra launch, meet local builders and exchange ideas over drinks, conversations and open laptops.

    • Conversations about the GPT-6 Astra launch
    • Meeting developers, students, founders and curious local builders
    Agenda & hosts · more photos
    Hosted by
    Arafat Tehsin, Jeremy Yee, Daniel Malkinson, akshat
    Location
    53 Wrights Road, Drummoyne NSW 2047

    The programme

    1. 1:00–5:00

      Coffee, Astra and community

      An informal afternoon of conversations and sharing ideas with local builders.

    Builders pose together with a laptop and OpenAI stickers at Astra Commons
    Local builders together at Astra Commons.
    Sydney builders gather in small groups at Arrayah during Astra Commons
    Conversations around the room at Arrayah.
  3. Meetup 03 ·

    Codex Community Meetup: Sydney

    5:30–7:30 PM AEST · Sydney CBD

    An evening of practical demos and questions, with Codexlingo's approach to learning by doing and a workflow for keeping Codex-built interfaces on brand.

    • Codexlingo: learning Codex through practical missions
    • Codex, On Brand: combining MCP, structured JSON and controlled React components
    Agenda & hosts · more photos
    Hosted by
    Arafat Tehsin, Jeremy Yee
    Location
    Hosted with Mantel in Sydney
    Community speakers
    Galen Yuan, Angela Cao, Celilsemi Sam Erkiner

    The programme

    1. 5:30

      Doors and introductions

      Meet the community and settle in.

    2. 6:00

      Welcome and Codex updates

      A partner welcome and the latest Codex context.

    3. 6:10

      Codexlingo — Learn Codex by Doing

      Galen Yuan and Angela Cao share mission-based learning.

    4. 6:40

      Codex, On Brand

      Celilsemi Sam Erkiner demonstrates a workflow for preserving brand constraints.

    5. 7:00

      Questions and conversations

      Discuss the demos and compare practical workflows.

    An attendee asks a question during the third Codex Sydney meetup
    Questions from the community.
    Galen Yuan and Angela Cao present Codexlingo to the third Codex Sydney meetup
    Codexlingo, demonstrated to the room.
  4. Meetup 02 ·

    OpenAI Build Week Community Meetup — Sydney

    5:30–7:30 PM AEST · Haymarket, Sydney

    A Build Week evening of community demonstrations, from product design and accessible information to game development, followed by questions and conversations.

    • Community projects and working Codex demonstrations
    • Product design, accessibility and game-development workflows
    Agenda & hosts · more photos
    Hosted by
    Arafat Tehsin, Jeremy Yee, Antler Australia
    Location
    Hosted with Antler Australia during OpenAI Build Week
    Community speakers
    Jane Arandelovic, Oliver Scott, Daria Podrezova, Kwabena Bediako

    The programme

    1. 5:30

      Doors open

      Meet other builders before the talks.

    2. 6:00

      Codex updates

      Updates from Codex and the Build Week programme.

    3. 6:15

      Community demos

      Builders share their projects and take questions.

    4. 7:00

      Networking

      Continue the conversation after the demos.

    Attendees continue a conversation after the OpenAI Build Week meetup
    The conversations after the demos.
    A community speaker presents a Codex project at the OpenAI Build Week meetup
    A working project, shared with the community.
  5. Meetup 01 ·

    Codex Community Meetup: Sydney — the first meetup

    From 5:30 PM AEST · Millers Point, Sydney

    Sydney's first Codex community meetup brought builders together for updates, practical demonstrations and questions with community experts and members of the OpenAI team.

    • The first evening of Sydney's Codex community series
    • Community demonstrations and questions about practical coding-agent workflows
    Agenda & hosts
    Hosted by
    Arafat Tehsin, Regina Lin, Jeremy Yee
    Location
    Millers Point; the exact venue was shared with confirmed guests
    Community speakers
    Regina Lin, Jane Arandelovic, Oliver Scott

    The programme

    1. 5:30

      Doors and introductions

      Meet the room before the talks.

    2. 6:00

      Codex updates

      Updates and context for the community.

    3. 6:15

      Community demos

      Working projects and questions from the room.

    4. 7:00

      Conversations

      Continue the discussion after the demonstrations.

    A full room watches a Codex demonstration at the first Sydney community meetup
    The first Codex Sydney meetup. Photography by Hansen Marudai.

Join us at the next one.

Find upcoming meetups, Build Nights and more community stories on Codex Sydney.

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