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Sam's guide

Saturday, September 19, 2026 · San Francisco

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Sam's guide — San Francisco tech events, curated daily

“You can see the future first in San Francisco.”

— Leopold Aschenbrenner, June 2024

Today in SF

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  • On now

    The Future of AI in Sports, Media & Entertainment

    $749

  • On now

    vLLM Inference Meetup Bangalore

    Free · Approval required

  • 7:00 AM

    Claude Code 101

    $39

  • 8:00 AM

    Concord Ruby Early Birds

    Qamaria Yemeni Coffee Co., Concord · Free

  • 9:00 AM

    Dream AI Hackathon 2026

    Frontier Tower 🧑‍🚀 · Free · Approval required

  • 9:00 AM

    Quarry Lakes "Walk & Talk" Saturday Sept 19

    Free · Approval required

  • 9:00 AM

    Builders who Run SF — 5K

    Free · Approval required

  • 9:00 AM

    San Francisco | Claude Build Day

    Free · Sold out

This Week in Tech

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  • Today · 9:30 AM

    TrueFoundry Agent Harness Hackathon

    TBD - South Bay · Free · Approval required

  • Today · 11:30 AM

    NewsBreak x CMU-SV ECE Hackathon

    NewsBreak Headquarters (Particle Media, Inc.), Mountain View · Free · Approval required

  • Today · 12:30 PM

    BAKG - BioAI 2026년 9월 19일 (토) 세미나 RSVP

    Dream Center, Sunnyvale · Free

  • Today · 1:00 PM

    AAEOY Afternoon Session

    Santa Clara Convention Center, Santa Clara · Free

  • Today · 2:00 PM

    AI101: Using AI to Understand Your Medi-Cal Paperwork - Members +3

    Frontier Tower @ Ethereum House Lounge 995 Market Street, San Francisco · Free

  • Today · 10:30 PM

    From AI Demo to Venture-Backable Company

    California Science And Technology University, Milpitas · Free

  • Tomorrow · 11:00 AM

    Strawberry Creek Brunch GGSxBerkeley SWE

    Strawberry Creek Park, Berkeley · Free

  • Tomorrow · 11:00 AM

    AI Agents Bootcamp: Day 1

    SupportVectors, Fremont · Free

  • Tomorrow · 2:00 PM

    Pace AI Picnic 🟡

    China Basin Park · Free

  • Tomorrow · 2:00 PM

    SF AI Code And Coffee Sunday September 20th!

    Salesforce Park, SoMa · Free

  • Mon, Sep 21 · 10:00 AM

    ALIT LifeTech Office Hours @ 1030 Brittan Ave

    1030 Brittan Ave, San Carlos · Free

  • Mon, Sep 21 · 1:00 PM

    ALIT LifeTech Office Hours @ 733 Industrial Rd

    733 Industrial Rd, San Carlos · Free

The Weekend

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  • Sep

    19

    Founders Running Club: SF

    9:30 AM · Maritime Museum · Free

  • Sep

    19

    Bayview 3rd Street Cleanup

    10:00 AM · All Good Pizza, Bayview · Free

  • Sep

    19

    Sin Miedo Gallery: Soft Opening

    12:00 PM · Sin Miedo Gallery

  • Sep

    19

    Bayview Happy Hour Cleanup

    4:00 PM · 5299 3rd St, Bayview · Free

  • Sep

    20

    The AI Debates Hackathon

    9:00 AM · AGI House SF: 170 St. Germain Ave.…

  • Sep

    20

    Thirst Draft: Write Drunk, Edit Never

    6:00 PM · Madrone Art Bar

Plan Ahead

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  • Sep

    26

    Enterprise Builders Hike

    10:00 AM · Lands End Trail · Free

  • Sep

    26

    Healthcare AI Hackathon

    10:00 AM · AWS Builder Loft, Financial District · Free

  • Sep

    26

    Showerhacks

    10:00 AM · Entrepreneurs First · Free

  • Sep

    26

    WindBorne Weather Balloon Launch @ the Exploratorium

    11:00 AM · The Exploratorium at Pier 17, Embarcadero · Free

  • Sep

    26

    C9 Kickoff Dinner

    7:00 PM · 192 Museum Way · Free

  • Sep

    29

    Collaborative Agent Hackathon @ Stanford

    9:30 AM · 389 Jane Stanford Way, Stanford · Free

  • Sep

    29

    GenAI, Vibe Coding and Agentic AI: Talks + AI Agent Workshops

    3:00 PM · 135 Constitution Dr, Menlo Park · Free

  • Sep

    30

    Flower AI Day: Collaborative Superintelligence

    12:00 PM · The Pearl, Dogpatch · Free

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