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Sam's guide

Sunday, September 27, 2026 · San Francisco

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

    Hackathon: AI Tools for Better Decisions and Coordination

    Free · Approval required

  • On now

    Berkeley x DeepMind Hackathon: Build. Ship. Win up to $5M in Seed Funding*

    Free · Approval required

  • On now

    AI Executive Summit

    $100 · Sold out

  • On now

    ITCHATHON - Solve actual problems

    "The way to get startup ideas is not to try to think of startup ideas. It's to look for problems, preferably problems you have yourself." Paul Graham We run the ITCH panel discussion, where we sit down with business owners and industry experts to discover problems worth solving.…

    European Startup Embassy · Free

  • On now

    The AI × Bio Cookout

    AI × Bio BBQ: Sunday afternoon in SF Come hang out with us for a relaxed Sunday afternoon with a BBQ, good coffee, and great people. We're bringing together people from both sides of the AI × Bio frontier: researchers and engineers from frontier AI labs, computational…

    Free · Approval required

  • On now

    Deep Tech & Robotics Underground: Founder & Builder Meetup

    Join us for an intimate afternoon of cutting-edge hardware, robotics, and deep tech networking in a true piece of Silicon Valley history — the very house where Mark Zuckerberg and the early Facebook team stayed during their founding days in Los Altos.

    Los Altos, Los Altos

  • On now

    Pace AI Picnic 🟡

    Sunday Picnic, Halfway Between the Labs Well, “pace the frontier” is having a week. What started with more than a thousand people across the labs has become a very public conversation about how fast the frontier should move, how labs can coordinate, and whether countries can…

    China Basin Park · Free

  • On now

    Preparing for an AI-Powered Future with De Kai Wu | The AI Collective Tri-Valley

    Free · Approval required

This Week in Tech

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  • Tomorrow · 9:00 AM

    Startup Speedrun Hackathon

    $27.5k+ in winner prizes. Thousands more in participant credits and perks. 8 hours to speedrun your startup. On Day 271 of the singularity, Brainbase, Anthropic, Cloudflare, and Stripe are bringing together builders in San Francisco for the Startup Speedrun Hackathon.

    Cloudflare · Free · Approval required

  • Tomorrow · 9:00 AM

    Beyond the Hype: AI and the Future of Finance

    Finance is entering a new chapter. Artificial Intelligence, automation and digital transformation are changing how finance teams operate, make decisions and support the broader business. But the biggest questions are practical: Where should Finance start?

    188 Spear St 9th floor, Financial District · Free · Approval required

  • Tomorrow · 12:00 PM

    Solana AI & Capital Forum

    The Solana Capital Forum is a curated executive gathering that brings together leaders across traditional finance, digital assets, and next-generation financial infrastructure.

    Free · Approval required

  • Tomorrow · 12:00 PM

    ThinkingAI Agentic Growth Summit 2026

    Most teams have deployed AI. Far fewer have changed how the work actually gets done. The Agentic Growth Summit puts them in one room for a single question: what changes about the operating model when your analytics layer can act, not just report.

    Computer History Museum, Mountain View · Free · Approval required

  • Tomorrow · 5:00 PM

    Hard Things

    Hard Things is back. We’re excited to return to our community of physical AI founders, investors, and ecosystem partners with Chris Yeh. Chris Yeh is the co-author of Blitzscaling, the book that explains how to build world-changing companies like Amazon, Alibaba, and Airbnb in…

    Free · Approval required

  • Tomorrow · 5:00 PM

    AI Agents for Data Teams: A Practical Mini-Hackathon

    Bring a real problem. Build something useful. Show what works. Join the Bay Area Snowflake User Group for an evening building with Snowflake’s agentic AI products. Find the right data, access it appropriately, improve documentation, check quality or govern how it is used.

    135 Constitution Dr, Menlo Park · Free

  • Tomorrow · 6:00 PM

    Scrappy AI Founders Play Soccer (seed to series A)

    12 Scrappy Founders - outdoor endurance community for founders and investors the Bay Area. What is this? 18 AI founders and investors play two 5x5 soccer games. Think an hour of running around, some friendly competition and drinks after. Who is it for?

    Free · Approval required

  • Tomorrow · 6:00 PM

    Founders Candlelit Dinner

    Join us for an intimate invite-only Founders Candlelight Dinner with 529 Labs, Sprinto and Fondo. We’re bringing together 25 founders for dinner, drinks, candle painting and flower bouquet making 🕯️💐 Just a really nice night to meet other founders, make something, eat good…

    Free · Approval required

  • Tomorrow · 6:00 PM

    Above the Fog: Founders × Investors Rooftop Mixer

    No panels. No pitches. No awkward networking games. Just an evening on a San Francisco rooftop with an intentionally curated mix of SF Startup Labs founders, investors and operators, drinks in hand and the city around us.

    Free · Approval required

  • Tomorrow · 6:00 PM

    Degrees of Freedom: Robotics Builders Night @ Mission Robotics

    A twice-monthly working night for people building embodied AI. No robot required. You built the arm at your kitchen table. You trained the policy overnight on your gaming rig. You collected the teleop data in your garage. The one thing none of it came with: labmates.

    Free

  • Tomorrow · 6:30 PM

    Builders Night

    Builders Night is a weekly space where people show up with a project, work side by side, and leave with more momentum than they could have generated alone. It exists because building can be lonely, and the hardest part is often simply showing up consistently.

    540 Laguna St, San Francisco + 540 Cafe · Free

  • Tomorrow · 7:00 PM

    90/30 Club Reading: DeepSeek-V4.1-Flash: Pushing the Limits of KV Cache Compression

    Come join us for a group discussion of "DeepSeek-V4.1-Flash: Pushing the Limits of KV Cache Compression" Paper link: https://arxiv.org/abs/2609.19969 DeepSeek-V4.1-Flash targets the real cost bottleneck of long-horizon agents—input-heavy prefill and enormous KV caches—using…

    Mox, SoMa · Free

The Weekend

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  • Sep

    27

    Agora Series: Wisdom in the Age of AI

    2:00 PM · The Fold · Free

  • Sep

    27

    A Conversation with Aamir Ibrahim

    2:00 PM · Markaz: Resource Center at Stanford, Stanford · Free

  • Sep

    27

    Top AI Researchers Roundtable & BBQ Party in Los Altos Hills

    3:00 PM · $128

  • Sep

    27

    media theory reading circle

    4:00 PM · Free

  • Sep

    27

    Founder Board Game Night @ Chorus

    7:00 PM · Chorus San Francisco Apartments, SoMa · Free

  • Sep

    27

    terminal_illness

    8:00 PM · SoCo, Berkeley · Free

Plan Ahead

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  • Oct

    4

    Build Personal Agents Hack

    9:00 AM · Terra Gallery, 511 Harrison Street,… · Free

  • Oct

    4

    Founder Wellness Morning

    10:30 AM · 221 11th St, SoMa · Free

  • Oct

    5

    The MCP Gateway during SF a16z TechWeek

    9:30 AM · JOE & THE JUICE · Free

  • Oct

    5

    The Integration Layer for AI Agents during SF a16z TechWeek

    1:00 PM · Yes SF Headquarters, Financial District · Free

  • Oct

    5

    Agents in Production: Shared Memory (SurrealDB x Mastra)

    5:00 PM · AWS Builder Loft, Financial District · Free

  • Oct

    5

    AI-POWERED NETWORKING

    5:00 PM · 300 Montgomery St, Financial District · $10

  • Oct

    5

    Builders x Bosses x Beers at Club 345 #SFTechWeek

    6:00 PM · 345 California St, Financial District · Free

  • Oct

    6

    AI basics: agentic AI part 2

    9:00 AM · Free

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