Newsletter
AI Tinkerers hosted a global hackathon challenging participants to build agents that integrate into existing tools, supported by sponsors including OpenAI.
AI Tinkerers San Francisco hosted a GTM Engineering Demo Night for technical founders and engineers to share AI experiments and growth lessons, sponsored by Attio and PostHog.
AI Tinkerers San Francisco hosted a GTM Engineering Track focused on building distribution into applications, sponsored by Attio.
AI Tinkerers San Francisco hosted an offensive security demo night featuring live exploits and autonomous pentesting, sponsored by XBOW and WorkOS.
AI Tinkerers hosted an invitation-only dinner for engineers on agentic systems. The discussion focused on controlling agents and their economics, sponsored by Bright Data.
AI Tinkerers convened builders in San Francisco to discuss GTM engineering, featuring demos and lessons from AI experts. B Capital hosted the event.
AI Tinkerers SF hosted a build night for 50 participants to integrate AI agents with real-time data, supported by Bright Data and OpenRouter.
The Generative UI Hackathon brought builders together to create AI-driven applications, supported by Google DeepMind, CopilotKit, and other sponsors.
AI Tinkerers hosted a VIP dinner discussing automated software factories, scaling AI, and the future of engineering, sponsored by Amazon.
AI Tinkerers hosted an in-person build night focused on "Cage the Claw." Ian Butler organized the event.
AI Tinkerers hosted a competitive hackathon where participants evaluated background agent sandbox platforms, with support from sponsors Blaxel, Daytona, and Ona.
Builders joined a hackathon focused on agentic, on-device AI using FunctionGemma and Gemini APIs, supported by Google DeepMind and Cactus Compute.
AI Tinkerers SF hosted its inaugural build night, fostering collaboration among active AI builders. CircleCI sponsored the event.
The OpenClaw Unhackathon provided a focused build session for developers to ship code and debug components, supported by global sponsors.
Experienced builders gathered for an intense evening of creating cutting-edge conversational agents across 30 cities. Teams competed for a $200K prize pool, supported by partners like ICONIQ and Redis.
Engineers built production-minded, secure agents during a focused, in-person buildathon. Projects underwent stress testing judged on stability and security, supported by Google Cloud.
Builders attended a hands-on, code-first session focused on shipping AI agents with live demos, sponsored by Google Cloud.
Technical founders and researchers gathered for an intimate, invite-only dinner discussing shipping AI quickly and safely with practical frameworks, supported by Okta Ventures.
![A promotional banner for a tech event titled '[GUIDED BUILD NIGHT: VIBE-CODE WITH PURPOSE],' featuring a retro-futuristic illustration of people in a control room overlooking the Golden Gate Bridge at night, with sponsor logos and event details displayed.. Text: [GUIDED BUILD NIGHT: VIBE-CODE WITH PURPOSE]
CLAUDE CODE
LiquidMetal AI
Vercel
wordware
AI TINKERERS - SAN FRANCISCO](https://images.aitinkerers.org/cdn-cgi/image/width=700,fit=scale-down,format=auto,quality=68/blog_images/guided-build-night-png-yHeQ.png)
Builders gathered for a hands-on session focused on creating production-ready applications using LiquidMetal AI and Vercel technologies.
Builders gathered for an in-person session focused on testing and improving production AI through live-code demos and real metrics, sponsored by Ragas and Okta Ventures.
Technical leaders attended an invite-only dinner discussing hidden technical debt in production Generative AI systems, facilitated by candid conversation and supported by Databricks and Nandy.
Attendees participated in a full-day hackathon building action-capable agents leveraging Redis context stores and Composio tool orchestration, sponsored by Redis Inc.
Builders with production experience gathered for practical help on running agents, focusing on orchestration and human-in-the-loop patterns, supported by Temporal and WorkOS.
AI Tinkerers SF hosted a Protocol Demo Night at WorkOS, showcasing AI protocols like A2A, MCP, and AG-UI through live demonstrations, sponsored by WorkOS, CopilotKit, and Composio.
Builders gathered for a mini-hackathon to prototype marketplace agents using LiquidMetal AI's Raindrop and Vercel for rapid UI deployment. Teams built autonomous buyers and sellers.
AI Tinkerers hosted a code-along workshop where Samuel Colvin and Tyler Slaton guided attendees in building a fullstack agent app using PydanticAI and AG-UI, with support from Composio.
Builders gathered for a fullstack agents hackathon, creating custom agents with LlamaIndex and CopilotKit, supported by sponsors like B Capital.
Builders gathered for a code-forward night where infra teams demonstrated recent, cutting-edge capabilities. Sponsors included Wordware, E2B, CopilotKit, Composio, and Cua.
![The image is a vibrant, psychedelic-themed banner advertising an event called 'Coding Agents Stack Share'. It features illustrative people working at a table with laptops and a whiteboard, set against a background of abstract, colorful patterns and a central sunburst design.. Text: CODING AGENTS
STACK SHARE
SEP 10, 5:30 PM PDT @ WORKOS HQ
AI TINKERERS - SAN FRANCISCO
Amp
WorkOS
[unreadable]](https://images.aitinkerers.org/cdn-cgi/image/width=700,fit=scale-down,format=auto,quality=68/blog_images/img-jpeg-P1uu.jpg)
Engineers shared practical AI development value through live demos and lightning talks on agent workflows. A coding competition awarded a prize, sponsored by WorkOS and Amp Code.
Elite AI builders gathered for hands-on demonstrations of advanced workflows, including parallel Claude sessions and AI-driven continuous integration and continuous delivery. CircleCI, HumanLayer, and Sourcegraph sponsored the event.
Active AI engineers participated in a hands-on, RSVP-only meetup featuring raw demos of Google AI tech, sponsored by Google Cloud AI and SignalFire.
The AG-UI Protocol Workshop in San Francisco offered hands-on training for building fullstack AI agent applications, featuring CopilotKit and Mastra.
Technical builders gathered for live demonstrations and networking focused on voice agents. The event featured demos and a science fair, supported by ElevenLabs and AWS.
AI Tinkerers SF hosted an Advanced MCP Showcase, featuring community demos, networking, and an MCP Arena. WorkOS sponsored the event.
AI Tinkerers hosted an in-person session detailing the engineering of planning-based AI systems like AI21 Maestro, featuring company leaders and industry experts, supported by AI21 and Assembled.
Active AI engineers attended a full-day workshop on building reliable agents and advanced prompt engineering, featuring YC founders and a catered lunch panel, sponsored by Baseten and OSS4AI.
An exclusive, invite-only VIP dinner brought together 20 early-stage SaaS founders and builders for a roundtable discussion on AI-native architecture, GTM strategies, and pricing models, hosted by RTP Global.
AI Tinkerers SF hosted an in-person meetup for AI builders, featuring demos on audio and embedding models, sponsored by Comet and SignalFire.
The AI Tinkerers community gathered for demos and a science fair, fostering collaboration among AI practitioners. CopilotKit sponsored the event.
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AI Tinkerers San Francisco hosted an exclusive in-person meetup for AI practitioners. Attendees showcased projects, networked, and learned from experts, supported by Flexport and SignalFire.
AI Tinkerers held an in-person workshop focusing on advanced prompt engineering techniques for production systems, featuring expert guidance from Vaibhav Gupta.
AI Tinkerers explored securing agentic systems, featuring community demos and sponsored by Okta.
Builders prototyped agent-native, human-in-the-loop systems at the hackathon, receiving support from Google Cloud and sponsors like Weights & Biases.
AI Tinkerers hosted a Halloween-themed, in-person meetup for AI builders. Attendees showcased projects and networked, with support from Weights & Biases and Exa.
AI Tinkerers SF gathered AI practitioners for demos and networking. Sponsors GitHub, Covalent Cloud, and Neo4j supported the event.
AI Tinkerers gathered SF's AI builders for demos and networking. Solaris AI sponsored the event.
AI Tinkerers hosted an in-person meetup for builders working with foundation models. The event facilitated community demos, networking, and discussions on LLM-enabled applications, sponsored by Microsoft for Startups and Madrona Venture Group.
Builders, researchers, and engineers swapped AI hacks and demos during a fireside chat featuring Amjad Masad, with pizza and beverages sponsored by Replit.
The in-person gathering featured short, high-energy demos and lightning talks for local AI enthusiasts, supported by MindsDB hosting and TQ Ventures sponsorship.
Best AI meetup in San Francisco for builders
AI Tinkerers San Francisco is built for engineers, founders, researchers, product builders, and developers working on AI agents, multimodal and voice interfaces, RAG and knowledge systems, AI coding tools, workflow automation, evals, observability, and production AI infrastructure. Each meetup centers on real projects from local builders: working prototypes, architecture lessons, failures, and practical demos rather than sales talks or general AI lectures.
The San Francisco chapter is part of a 264-city global network with 135,000+ members, making AI Tinkerers the world's largest hands-on AI builder community. Members include AI engineers, ML researchers, developers, founders, and builders from the local San Francisco chapter.
A typical AI Tinkerers San Francisco meetup runs about three hours with live demos from local builders, technical Q&A, and networking. Demos are expected to show real systems or code, not sales decks. Check the upcoming events listed above for the next scheduled meetup. Most AI Tinkerers chapters run monthly, but frequency varies by city. Subscribe to the San Francisco chapter to get notified.
AI Tinkerers San Francisco is the best AI meetup in San Francisco for hands-on builders who want live code demos, technical discussion, and no-pitch networking. The San Francisco chapter hosts in-person events for engineers, founders, researchers, and product builders working on AI agents, multimodal and voice interfaces, RAG and knowledge systems, AI coding tools, workflow automation, evals, observability, and production AI infrastructure. Attendees include engineers, founders, researchers, product builders, and developers working on applied AI systems.
AI Tinkerers San Francisco is screened, demo-first, and no-pitch. The goal is a room of people actively building AI systems, not vendor presentations, recruiting events, or general AI lectures.
Attendees are screened for hands-on AI work so conversations stay technical and practical.
Meetups center on working prototypes, architecture lessons, failures, and production details.
The San Francisco chapter is part of a 264-city network with 135,000+ members worldwide.
Anthropic's agentic coding tool: Unleash Claude's raw power directly in your terminal or IDE to turn complex, hours-long workflows into a single command.
Codex is OpenAI's autonomous AI software engineering agent: it executes full development tasks in a sandboxed cloud environment.
Agent hooks inject deterministic code execution into probabilistic AI agent workflows to enforce security, automate quality checks, and manage context.
Autonomous software engineers that navigate entire codebases to plan, execute, and debug complex features.
Amazon Bedrock
Amazon Bedrock is the fully managed, serverless service for building and scaling generative AI applications with a choice of high-performing foundation models via a single API.
Amazon EC2
Provision and manage resizable compute capacity (virtual servers, or 'instances') on the AWS cloud.
Blaxel is a specialized cloud platform providing the serverless infrastructure and sandboxed environments required to build, deploy, and scale autonomous AI agents.
Bun is the fast, all-in-one JavaScript runtime and toolkit: it replaces Node.js, npm, and multiple development tools with a single, cohesive executable.
Casco delivers autonomous, agent-driven security testing for web applications, APIs, cloud infrastructure, and AI systems.
CI/CD (Continuous Integration/Continuous Delivery) is the automated software pipeline that moves code from commit to production, ensuring frequent, reliable releases.
"The mentors and team formation. AI tinkerers is great when you get to meet and talk to builders."
"Really enjoyable event. Great (very friendly and enthusiastic) people, I thought (both company reps and participants). Nice location."
"Keep having high signal events like these! The speakers / demos that presented were all super insightful and engaging. Great to really feel all of the builder energy in the room. Super curated audience. Etc."
"Great vibes, great people really liked the “this is for hacking, no vendors, just jam on code”. Demos was nice and quick and flexible too."
"Thanks for doing this service to the community. Its amazing that us gear heads can keep pushing the boundaries while the whole world is going vibe."
"Ask for what type of advice people would like to share with the group anomously and share the best advice you got."
"All the demoes were great. Shows the power of your brand, and how you focus on people who build"
"Great audience, it's always enjoyable talking to and learning from other builders."
"Bright data seems to be a great partner for the community"
"Great opportunity to gain exposure to different products, understand how they come together within the Codex ecosystem, and collaborate effectively with others across teams."
Last updated: October 2026
