GitHub Copilot Usage Billing: What API Teams Should Expect
GitHub Copilot billing now has three cost drivers you need to track: seats, premium requests, and GitHub Actions minutes for Copilot code review. The …
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Stop Getting Rate-Limited: Building Bulletproof LLM API Consumption Patterns
You know that feeling when your chatbot suddenly stops responding at 2 AM because you hit the rate limit on your LLM provider? Yeah, we've all been th…
Accounting Integration
Your finance team didn't sign up to be data-entry clerks. Neither did your customers. Yet every day, thousands of businesses manually export transacti…
Why AI Is Breaking Your API Security Model (And Nobody on Your Team Notices)
Your API gateway is lying to you. While you’ve been perfecting your OAuth flow and rate-limiting on the front door, AI has been busy building back doo…
Tutorial: Build High-Throughput APIs with Go 1.24 and Gin 1.10
In 2024, API throughput remains the single biggest bottleneck for 68% of backend teams, with 42% of Go-based services failing to exceed 10k requests p…
Tech-таланты, реальные кейсы и хардкор
Каким запомнился VTB API Hackathon и зачем это банку В этой статье мои коллеги — лидеры треков VTB API Hackathon Александр Галкин, Диана Налегач…
5 Critical Security Vulnerabilities in Python APIs (and How to Fix Them in Production)
Introduction Most API security issues are not caused by complex attacks—they come from simple mistakes made during development. In production systems,…
How to Build a Production-Ready Secure Python API (JWT, Rate Limiting, and Caching)
Introduction Most Python APIs work perfectly in development—and fail in production. The issue is rarely functionality. It’s missing security and resil…
Testing a Go exchange API client: mocks, httptest and testcontainers
The Go service runs locally, tests pass. Then you remember the tests are hitting the real Binance API. The next day, CI fails: rate limit exceeded, un…
Monetizing 6 Ancient Chinese Divination APIs with x402 (MCP + USDC on Base)
Why an MCP server for fortune-telling? I'm not joking. Hear me out. The Chinese divination corpus is deterministic computation dressed up as mysticism…
10 Best Free APIs Every Developer Should Know in 2024
10 Best Free APIs Every Developer Should Know in 2024 If you're building side projects, prototypes, or even MVPs, free APIs are your best friend. They…
How I Turned “It Works, But Users Are Confused” Into a Clear Onboarding Flow
A client once told me: “Our product works… but users keep getting stuck.” That sentence says a lot. Because it means the problem isn’t technical. It’s…
Why ERP integrations silently fail in production (and how I fixed it in Go)
Most integration systems don’t break immediately. They fail silently over time by corrupting your data. I learned this the hard way while building ERP…
GraphQL vs REST - Which One Should You Really Use?
For years, REST APIs have been the standard. Then GraphQL came in with promises like: “Fetch exactly what you need” “Reduce API calls” “More flexible …
How to Build a Production-Ready Registration System Without a Backend (Using HosteDay API)
Introduction Building a complete registration system usually means setting up a backend, managing authentication, handling validation, and securing en…
What Actually Happens When a Query Hits Your WunderGraph Cosmo Supergraph
A plain-English breakdown for developers migrating from Apollo GraphOS — or just trying to understand Federation for the first time. If you’ve read th…
Best Apideck Alternatives: Unified API Platforms
If you have ever tried to build product integrations yourself, you know what a time sink it is. OAuth pains. API docs that never match what the respon…
JSON Web Tokens (JWT): Deep Dive into Design, Security Risks and Real-World Failures
JWT (JSON Web Tokens) have become a default choice for authentication and authorisation in modern systems. They are widely adopted because they are: S…
The Idempotency Bug That Spammed dev.to's API for Weeks
This article was originally published on Jo4 Blog . We built a small tool to keep our dev.to posts in sync with our markdown source files. Write local…
Why We Rarely Use GraphQL (And When We Do)
GraphQL is a great tool. It is also the wrong default for 90 percent of the products we ship at Xenotix Labs ( https://www.xenotixlabs.com ). Here is …
Top 6 Cryptocurrency Data APIs: Comprehensive Comparison (2026)
Most developers building crypto tools make the same mistake. They grab the first API with a free tier, get it working, then six months later realize t…
Designing Go APIs That Don’t Age Badly
When building APIs in Go, it’s easy to get caught up in the rush to ship. You create an elegant endpoint, document it, and call it a day. But as your …
Step-by-Step Webhook Signature Verification for Any Sender
Webhook signature verification is the first line of defense against forged events. Without it, any HTTP client that knows your endpoint URL can POST f…
Best agentic API integrations platform in 2026
TL;DR An agentic API integrations platform is where coding agents (like Claude, Cursor) build API integrations and AI agents in your product call them…
Modern API Security: How to Stop “Logic Attacks” That Don’t Contain Malicious Payloads
APIs are now the primary attack surface for modern applications. REST, GraphQL, gRPC, mobile backends, SaaS integrations — almost every business funct…
Don't Build Your MCP Server as an API Wrapper
Anthropic recently published a useful post on building agents that reach production systems with MCP: Building agents that reach production systems wi…
Notes on Rethinking Messaging Protocols for Fragmented Networks
The world of chat is changing faster than ever. For a long time, we all lived in a "Mobile-First" world. If you were building an app, you just wanted …
The Code Pattern That Keeps Our Integrations Stable in Production
When you connect real systems - ERPs, APIs, AI workflows - things don’t behave cleanly. Requests retry. Webhooks get sent twice. Sometimes something s…
How Matrimony Platforms Are Using Astrology APIs to Improve Match Quality
In India, the question "what's your kundali score" still gets asked across millions of marriage conversations every year. It is not a fringe ritual. F…
How We Cut API Response Time from 2.3s to 180ms Using Redis + Smart Caching
p95 latency dropped from 2.3 seconds to 180 milliseconds. Same hardware, same database, same traffic. The only thing that changed was how we cached — …