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Builder's Day

AI developer conference · Hosted by Prisma

Learn what it takes to ship AI in production

Learn from and meet leading AI builders who are solving the hardest parts of running agents in production. Across 12 talks, you'll discover how to keep agents reliable and under control, carry memory across sessions, and build the infrastructure needed to run them at scale.

Early bird ends October 7 ·

Prisma's robot mascot wearing a rainbow-striped visor, crossed by a prism light streak.

Builder's Day

October 26San Francisco
When
October 26, 2026 · Doors 8:30 AM
Where
SPIN San Francisco · 690 Folsom St #100
Tickets
$200 early bird until October 7

Speakers from

On stage

Hear it from the people building it

4 of 12 speakers are confirmed; the next 8 are announced round by round between now and the event. Every talk comes from someone running this in production, not a keynote about the future.

See all speakers

Why come

What you'll leave with

Builder's Day is single-track on purpose. No juggling rooms, no picking the wrong talk. Everyone hears the same 12 talks, so every hallway conversation starts from the same place.

Patterns that survived production

Twelve talks on coding agents, LLM apps, and the infrastructure underneath them, from people who run them for real. You leave with the architectures, the failures, and what actually held up.

A room full of people shipping with AI

One stage and one crowd, so you spend the day with the engineers, founders, and product folks building with AI in San Francisco right now. Small enough to actually meet them.

Ping pong, drinks, and hallway talk

SPIN is a ping pong bar, not an auditorium. Snack breaks, an afterparty with food and drinks, and the kind of conversations that turn into your next project or your next hire.

The day

Schedule

Doors at 8:30 AM, talks and lightning rounds through 4:00 PM, then an afterparty with food and drinks.

View the schedule

The place

Venue

We're taking over SPIN San Francisco for the day. Not a stuffy auditorium: an open, relaxed space built for hanging out between talks.

See the venue

Early bird pricing ends October 7

$200 until October 7, $250 from the day after. One day, 12 talks, and a room full of people shipping with AI.