Engineering
Designing a CLI for AI agents
How we designed the Arcjet CLI in Go as a stable, defensive interface for humans and AI agents: predictable commands, machine-readable output, strict validation, and confirmation before production changes.
Go
8 posts
Engineering
Building a production MCP server in Go
How we built Arcjet’s production MCP server in Go: integrating with an existing API, reusing auth and middleware, designing agent tools, and supporting OAuth discovery.
Go
Building a minimalist web server using the Go standard library + Tailwind CSS
How to build a website with dynamic HTML and a modern UI using Tailwind CSS using only the Go standard library. Embrace the minimalist web server!
WebAssembly
The Wasm Component Model and idiomatic codegen
Idiomatic code generation for Go using the Wasm Component Model. Compiling for different languages always has tradeoffs, which is why using standards helps everyone.
Go
Rethinking our REST API: Building the Golden API
Using Go + Gin to reimplement our backend REST API. How we built the golden API: performance & scalability, comprehensive docs, security, authentication, and testability.
WebAssembly
Lessons from running WebAssembly in production with Go & Wazero
Lessons learned from running production Go services that call Wasm using Wazero: embedding Wasm binaries, optimizing startup times, pre-initialization, wasm-opt optimizations, and profiling.
WebAssembly
WebAssembly on the server: Compiling Rust to WASM and executing it from Go
Server-side WebAssembly: Unifying cross-language logic for high performance and data privacy. Learn how Arcjet leverages WASM for local-first processing.
Engineering
Calling Rust FFI libraries from Go
Building and compiling a Rust FFI library so it can be executed from Go.