APIs run the world. Together, we run the conversations.

APIs are the invisible layer connecting businesses, ideas, and entire industries. apidays brings together the builders, the thinkers, and the decision-makers shaping the API-first world.

100,000+

Past attendees

80+

Global events

7,500+

Expert speakers

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apidays

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The companies leading the way? They're at apidays

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Which apidays city is on your calendar?

Find your city

13-14

Apr

apidays Singapore 2027

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Event info

2027

May

apidays New York 2027

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2027

Jun

apidays Amsterdam 2027

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8-9

Jul

apidays Munich

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9-10

Sep

apidays Toronto

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30-1

Sep/Oct

apidays London

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19-20

Aug

apidays India

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28-29

Oct

apidays Australia

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1-3

Dec

apidays Paris

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The global API conference series that’s been shaping the industry for 12+ years

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The latest in API strategy, governance, and security

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Practical insights from global API leaders

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How APIs drive new business models, automation, and AI

They’ve all spoken at apidays

Become a speaker

What we look for

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Jeff Lawson

Author of "Ask your Developers"

CEO of Twilio

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Solomon hykes

CEO of Dagger

Creator of Docker

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Daniel Jacobson

Author of "APIs a Strategy Guide"

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Mary Poppendieck

Author of "Lean Software Development"

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Kin Lane

The API Evangelist

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Mike Amundsen

Author of "Restful Webservices"

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Romain Huet

Head of DX at OpenAI

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Bryan Helmig

Co-founder Zapier

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Marshall Van Alstyne

MIT Professor and author of "Platform Revolution"

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Steve Klabnik

author of "The RUST programming language" and creator of apis.json

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Tony Tam

Creator of Swagger

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Eve Maler

co-creator of XML and UMA

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Fran Mendez

creator of AsyncAPI Specification

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Claire L Evans

Author of "The Broadband"

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Sangeet Paul Choudary

Author of "Platform Scale"

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Dick Hardt

co-creator of OAuth

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Jerry Cuomo

co-creator of WebSphere

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Kenneth Reitz

Creator of Requests & Cerifi

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Jean Marc Jancovici

Climate expert and author of "World without end"

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Steve Lucas

CEO of Boomi

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Sanjiva Weerawarana

CEO of WSO2

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Sam Newman

Auhtor of "Building Microsorvices"

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Gregor Hohpe

The Architect Elevator, author of "Platform Strategy"

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What attendees say

The sessions provided valuable insights into how APIs are driving innovation and supporting digital transformation across industries. It was also a great to connect with others working in this space and exchange ideas. Looking forward to applying some of these learnings in my work.

Romain Olivier

Software Engineer at Ciril GROUP

Two days packed with great conversations and presentations, including the OpenAPI Initiative's OAI Track. Congrats to the team for getting to record attendance, and see you all next year!

Erik Wilde

Principal Consultant at INNOQ

Brilliant to collaborate with our API expert and leadership peers at apidays, exchanging meaningful insights on how we can deliver better experiences for our global clients and colleagues.

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Chris Jones

Product Owner & Lead at Swiss RE

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Expanding the conversation

As technology advances, so do the conversations shaping its impact. apidays also hosts GenerationAI and Green IO, two sister events exploring the next wave of innovation.

GenerationAI

Where AI leaders and developers explore the cutting edge of generative AI.

Explore GenerationAI

Green IO

Focused on sustainable tech, GreenIO is the event driving climate-conscious digital transformation.

Explore Green IO