APIs Are Having a Moment
With MCPs driving all kinds of rich functionality, APIs are having a real moment. Also in this newsletter: An Arazzo primer, MCP and OpenAPI, and a Hono deep-dive
Latest
Throwaway Tooling
In this edition of the newsletter: burnout in Open Source, GraphQL is governance, Fastify v6, Openapi.tools, and supply chain attacks, oh my!
Quick: Expose Every Endpoint!
When LLMs make code generation faster, how should API devs find the balance between speed and quality? Also in this newsletter: httpretty, Spectral gets forked, and the API Report Card
Extending OpenAPI
One of OpenAPI's unsung heroes is its ability to be extended elegantly. Also in this dispatch: Gin, the HTTP framework for Go, Upyo for sending email, Leaf Wiki, and the HTTP OPTIONS method.
Query Is Here
A fresh new HTTP method makes a big splash in the API world. Also in this newsletter, OpenAPI Python, GraphQL 17, Portman, and API Governance with OpenAPI
Go Faster with HeyAPI
Hey API's modern approach to building typesafe apis, PatchBay's list of useful APIs, Oxide's Drift, an editorial on the state of work, and more!
All Devtools Die
Sunsetting is the most often overlooked part of the product lifecycle; nothing we use is permanent. In this newsletter: Stainless acquired by Anthropic, Arazzo 1.1, Fiber for Golang, and more!
Save Money and use APIs
Navigating a website using APIs is many times more efficient than an LLM thrash through tokens - so why isn't it more popular? Also in this newsletter: Fastify + OpenAPI, an HTTPS benchmarking tool, Voiden, and more!
Which of Fastify's many OpenAPI plugins are the best?
Fastify is a fantastic, popular, low-overhead Node.js framework, but how does the support for OpenAPI stack up?
Quality Matters
Code quality means API Quality means customer experience means less churn and more growth. Also in this newsletter: Swagger support for OpenApi 3.2.0, Hey API, and how to deal with OpenAPI Changes.
How DO you Paywall an API?
We share some tools and tips for monetizing your api. Also in this newsletter: CORS Middleware in Go, Hummingbird2, GraphQL over HTTP,
Slop APIs
The convenience of AI is driving devs to write code faster... but is it any good? Also in this newsletter: a podcast with Anvil, GoDoc, REST API vs GraphQL, Va Vite, and more!
📰 APIs You Won't Hate (The newsletter)
We 💚 Git-driven API clients
Git-driven API workflows are finding their footing with API dev teams, improving devX and repeatability. Also in this issue: MCP is just an API, Go-Fault, the very basics of HTTP Requests in node, and Speakeasy's Agent Skills
📰 APIs You Won't Hate (The newsletter)
Is REST Dead... Again?
API Developers debate the benefits of REST vs JSON-RPC when working with LLMs. Also in this newsletter: the politics of building APIs, FastAPI's continued growth, a comparison of serverless cold start times, and more!
📰 APIs You Won't Hate (The newsletter)
Sustainable APIs
A well designed system can provide utility while reducing overall energy use. Also in this newsletter: Clerk's API Keys product, Express 5.0, Ktor, and an illustrative HTTP code cheat sheet.
📰 APIs You Won't Hate (The newsletter)
A Shiny New OpenAPI Tools
We celebrate the long-awaited relaunch of the beloved site awesome-tools site driven by our community. Also in this edition - Postman acquires another API tools company (and another!), a fresh version of Bruno, the Arazzo 1.0 spec, and more!
📰 APIs You Won't Hate (The newsletter)
Design First, AI Never
In the age of vibe-coding, how can we convince teams to invest in design before building APIs? Also in this newsletter: OpenAPI 3.3, Reddit's microservices architecture, an update to Speakeasy for OpenApi 3.2.0, and more!
📰 APIs You Won't Hate (The newsletter)
NestJS: Bad, or Really Bad? 😉
In this newsletter: the Resty library for APIs in Golang, a new Bruno release, an interview with Kin Lane, and API Schema Automation for devs
📰 APIs You Won't Hate (The newsletter)
TanStack DB: No More Broken APIs
A fresh database framework with thoughtful developer experience, forms + JSON Schema, Open API 3.2.0 in .net, and more!
📰 APIs You Won't Hate (The newsletter)
Postman was Offline?
Should an HTTP client require a cloud connection to work? Also in this edition: JSONRiver, http caching, Jentic OpenAPI tools, Node 25, and GraphQLConf videos.
📰 APIs You Won't Hate (The newsletter)
Goodbye Stoplight?
Like saying farewell to a dear old friend, we reflect on our time with Stoplight. Also in this newsletter: Upgrading to OpenAPI 3.2, OpenAPI Format, Fibre for Go, and more!
📰 APIs You Won't Hate (The newsletter)
OpenAPI 3.2... Finally!
The long-awaited launch of the newest version of the OpenAPI standard, plus JSON Streaming, Scaling API Workflows, a new RPC protocol, and a peek at Bluesky's AT Protocol.
📰 APIs You Won't Hate (The newsletter)
Is Your API Secure?
API Security is one of those things that isn't a problem until it is. Also in this newsletter: an http client for Go, JSON streaming in OpenAPI3.2, API Days London, HTTP Golden Girls, and Node HTTP Servers on CloudFlare workers.
📰 APIs You Won't Hate (The newsletter)
A Love Letter to OpenAPI
Taking time to use OpenAPI for planning makes API teams build better software. Also: Arrazo news, Speakeasy's OpenAPI Parser, JSON Streaming with OpenAPI 3.2, API World, and an API for the United State Congress.