What is x402? The Internet Native Payments Standard for APIs, Data, and Agents

does anyone else feel like most "ai engineering" jobs are just gluing apis together

SDK that stops runaway AI API bills

Web Bro: Full in-browser AI agent with WebGPU, ONNX, and direct File System Access API integration

Where does your LLM API bill actually go? I profiled mine and the results were embarrassing

Building a Multi-Tenant Auth API using Rust, Traefik, and Ory Kratos

I built a JSON5 / json parser for Go and TinyGo, drop-in familiar API, no reflection

Built a high-performance JSON visualizer & API profiler entirely with Rust and egui (J-RAY PRO)

Gopher Glide (gg) — Zero-scripting API load testing in Go with Behavioral Profiling Snapshots, Semantic Diffing, and a JetBrains Plugin

Go library that anonymizes PII before LLM API calls — offline, zero deps, 0.019ms

Ultrachess: chess.js-compatible API with 50x throughput via Rust + WASM

ASBFlow - Simplified Python API for Azure Service Bus

Benchmarking a hybrid threat detection system (backend + APIs)

What's a tool that you think is missing from the Rust Web API building ecosystem?

zenodo-rs: APIs to publish, query, and download artifacts from Zenodo

Show /r/golang: Rein, a ~3k-line reverse proxy for LLM API traffic (no CGO, 1 direct dep)

Google App Engine cold starts are killing my API response times in 2025 — anyone else dealing with this?

Open sourcing api-error, a proc macro to define http errors in a thiserror style

`processmanager` 0.6.0 (Rust/Tokio supervisor): restart backoff, runtime context API, axum example, and reliability fixes

FakeKey — a small Rust tool to make API key leaks useless.

How are you handling LLM/API cost observability in production?

Ply 1.1: background jobs, storage API, layout wrapping, smoother UI, AI skill and more

Tell HN: GitHub's Dependabot REST API is silently returning incomplete results

We audited authorization in 30 AI agent frameworks — 93% rely on unscoped API keys

A stolen Gemini API key turned a $180 bill into $82,000 in two days

Claude API Error: 529

Claude Code bug can silently 10-20x API costs

What we learned building 100 API integrations with OpenCode

The Second Wave of the API-first Economy

How Stripe supports API versions going back to 2014 without maintaining multiple codebases — and how to implement the same pattern

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