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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What To Look For In A Vendor Before You Sign Or Renew
There is a metaphor for the Kin Score I have come to like. When you turn up at a restaurant, you can learn a lot by visiting the bathroom. It gives you an idea of how much atten...
Amazon and Microsoft: Two API Estates, Two Ways to Build One
Over the last two weeks I re-profiled two of the largest API estates on the planet, one after the other. I wrote up the Microsoft API estate last week and the Amazon API estate ...
What 102 AI Catalogs Say About The Identifier Change
The AI Catalog working group is finalizing version 0.9. The AI Catalog is the JSON document a host publishes at /.well-known/ai-catalog.json, listing its MCP servers, A2A agents...
Twilio API Pricing: What a Text Message Costs, and What Gets Added
Twilio charges for what you send, not for seats or a subscription. That makes the price of one text message easy to find and the monthly bill harder to predict. The message rate...
Siemens Runs Its Own A2A Agent. What I Found At Schneider Electric And Rockwell Automation.
This is the next in my daily series looking at a company that publishes an A2A agent card, and how its competitors compare. The background is in 934 conformant A2A agent cards a...
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
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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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