API Evangelist
Studying the technology, business, and politics of APIs since 2010.
About API Evangelist
API Evangelist has worked for the last 15 years to make sense of the technology, business, and politics of APIs, profiling public and private APIs and distilling down knowledge into a regular cadence of API storytelling, and weekly knowledge building sessions focused on schema, APIs, governance, operations, change, and evangelism.
Latest Stories
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The Kin Score, Facet By Facet: Access Clarity
This is part five of nine, one Kin Score facet each business day. On Friday I covered Developer Ergonomics, which is about how easy it is to get started once you are in. Access ...
One In Ten API Providers Still Publish Swagger
Someone asked me a simple question last week. Of the providers who publish an API definition, how many are publishing Swagger and how many are publishing OpenAPI, and which vers...
Nylas Moves Into Pole Position as Most Programmable Provider on APIs.io
There is a new name at the top of APIs.io. Of the 29,074 API providers in the catalog, ranked by the Kin Score, Nylas is now first, at 93.2 out of 100. That puts it in the exemp...
Nine Hundred Eighty-Four Companies Hiring And Ninety-Nine Of Them Say OpenAPI
API Evangelist has spent a long time arguing that the machine-readable contract is the center of gravity for an API. OpenAPI for the request and response, JSON Schema for the sh...
It Is Called API Design, You MCP Hustlers
After APIDays in London, I can now usually tell within the first five minutes when an MCP talk at a conference is going to go nowhere, and was likely just AI-generated. There ar...
Understanding Our Relationship With Technology
API Evangelist has been working to understand our relationship with Internet technology for the last fifteen years, but it has primarily been focused on understanding the producers of the technology, where moving forward I am more interested in understanding the consumers of not just APIs, but the applications they build on top of APIs.
Guidance
Browse AllAbout the API Evangelist Site
This site is the active daily working toolbox for Kin Lane. Feel free to explore the toolbox, you won't break anything. API Evangelist works out in the open to encourage the reuse of our work, while also demonstrating the potential of evangelizing your API work as it occurs.
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API Evangelist
Highlights of the stories, conversations, and API knowledge published across the industry each week.
The Specification Layer
What actually merged into the thirty specifications the Linux Foundation stewards — OpenAPI, AsyncAPI, JSON Schema, and the rest.
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