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christos gkoros
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6 Aug 2026
Every API Invents a Query Language
post
Filter syntax gets reinvented on every search endpoint. The gap is not that no standard exists — it is that none of them can be described.
6 Aug 2026
Breaking Changes in HTTP APIs
post
A reference list of the ways an API breaks the clients that already depend on it
24 Feb 2026
Thoughts on MCP Code Mode
note
13 Jan 2025
Load Testing API Challenges
note
19 Nov 2024
AI Automation via APIs
note
28 Jun 2024
API Documentation and Lifecycle
note
9 Jun 2024
[Conf] Wetest Athens - Testing Openapi Definitions for Better and Consistent Apis
speaking
25 May 2024
API Design Guidelines Impact
note
25 May 2024
API Usability Challenges
note
23 May 2024
API Designer role
note
8 May 2024
Integration tools
note
7 May 2024
Idempotency
note
7 May 2024
Werner Vogel's API rules
note
5 May 2024
Contract testing
note
25 Apr 2024
[Podcast] Fireside With Voxgig
speaking
1 Apr 2024
JSON merge patch plus and minus
note
27 Mar 2024
Graphql Field Usage
note
20 Mar 2024
Api Design Specification
note
13 Mar 2024
[Meetup] Kubernetes Athens - Kubernetes Api Highlight Orchestrating a Flow
speaking
31 Jan 2024
Why I Am Starting An Api Meetup
post
In this article, I am laying out the reasons for starting a meetup about APIs, highlighting their transformative power in business and the digital world.
8 Jan 2024
Orthogonality in API design
note
28 Oct 2023
Deciding on abbreviations and acronyms
note
27 Oct 2023
7 Steps to Review an Api Design
post
Lay out the ContextAn API does not live in isolation. It is part of business, involves people, and may sit next to other APIs. All these are necessary to scope …
21 Oct 2023
A guide to creating your API design guidelines
post
For the last year, I have been working on what “better API design” means. How can we better design the public and our internal APIs? The term that comes to my …