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33 articles

SQLite at the Edge: When libSQL Beats Postgres
Databases

SQLite at the Edge: When libSQL Beats Postgres

SQLite at the edge via libSQL embedded replicas and Cloudflare D1 delivers 2-5ms reads worldwide versus 20-100ms for Postgres read replicas. Real benchmarks, pricing comparisons, production failure modes, and a decision framework for when edge SQLite wins and when Postgres-with-replicas is still the right call.

15 min read·
WebContainers and StackBlitz: Browser-Native Dev Environments in 2026
DevOps

WebContainers and StackBlitz: Browser-Native Dev Environments in 2026

Real Node.js compiled to WebAssembly running inside the browser tab. What works (Next.js dev, npm install, SQLite via WASM), what doesn't (native modules, Postgres, Python), and the use cases that actually changed in 2026: docs, interviews, AI agent sandboxes, SDK onboarding.

12 min read·
Claude Agent SDK: Build Custom AI Agents
AI/ML Engineering

Claude Agent SDK: Build Custom AI Agents

Build production Claude agents in TypeScript or Python with the official Agent SDK. Tool-use loop, MCP integration, extended thinking, guardrails, and observability — end-to-end tutorial in under 45 minutes.

16 min read·
Best Feature Flag Services (2026): LaunchDarkly vs Split vs Flagsmith vs GrowthBook
CI/CD

Best Feature Flag Services (2026): LaunchDarkly vs Split vs Flagsmith vs GrowthBook

LaunchDarkly, Split, Flagsmith, and GrowthBook compared on pricing, SDK coverage, experimentation stats, and self-hosting. Real 2026 quotes, honest weaknesses, and a decision matrix for mid-market, experimentation-first, and budget-sensitive teams.

15 min read·
Claude Opus 4.7 vs GPT-5.4 vs Gemini 3.1 Pro: Benchmarks
AI/ML Engineering

Claude Opus 4.7 vs GPT-5.4 vs Gemini 3.1 Pro: Benchmarks

Head-to-head benchmarks across SWE-bench Verified, GPQA Diamond, AIME, and LiveBench. Real pricing per coding task, caching economics, and context-window behavior with a clear decision matrix.

18 min read·
Best Auth Providers (2026): Auth0 vs Clerk vs Supertokens vs WorkOS vs Supabase Auth
Security

Best Auth Providers (2026): Auth0 vs Clerk vs Supertokens vs WorkOS vs Supabase Auth

A practitioner comparison of the five dominant auth providers in 2026 -- Auth0, Clerk, Supertokens, WorkOS, and Supabase Auth -- with real pricing tiers, SSO connection math, SOC 2 / HIPAA / FedRAMP coverage, integration code samples, and a decision matrix that maps each vendor to a specific stack and scale.

15 min read·
Best MCP Servers for Developers: Top 20 (2026)
AI/ML Engineering

Best MCP Servers for Developers: Top 20 (2026)

Curated top 20 MCP servers across official Anthropic, vendor-official, community, and dev-tooling categories. Install commands, auth setup, use cases, costs, and the security gotchas nobody covers.

16 min read·
Claude Opus 4.7: Benchmarks, Pricing & When to Upgrade
AI/ML Engineering

Claude Opus 4.7: Benchmarks, Pricing & When to Upgrade

Claude Opus 4.7 hits 87.6% SWE-bench Verified at $5/$25 per million tokens. Full benchmarks vs Opus 4.6 and Sonnet 4.6, cache-math, and the migration checklist.

16 min read·
LLM Prompt Caching: Anthropic vs OpenAI vs Bedrock — When It Pays Off
AI/ML Engineering

LLM Prompt Caching: Anthropic vs OpenAI vs Bedrock — When It Pays Off

Anthropic 90% off with explicit breakpoints, OpenAI 50% auto, Bedrock per-region. Real cost math, when caching pays off, where to put cache markers, and the system-prompt design rules that make it work.

11 min read·
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