Anthropic's Mythos and OpenAI's GPT-5.5-Cyber both ship locked behind allowlists. Here's what's inside each model, who actually gets access, and what the rest of us can build today.
CodeRabbit shipped chat commands, path instructions, Mermaid diagrams, and ticket-context reviews to GA in April 2026 — 5 features worth enabling at $15/seat.
China's five frontier LLMs as of late April 2026: Qwen 3.6 Max-Preview, DeepSeek V4PLUS, Kimi K2.6, MiniMax M2.7, and GLM-5.1 — the practitioner's tour.
Cal.com went closed source in April 2026. The 7 best Cal.com alternatives for solo founders and indie makers, ranked by price, AI features, and migration.
Langfuse vs Helicone for LLM observability in 2026: SDK span trees vs one-line proxy plus AI Gateway, pricing, real Claude agent test, and decision tree.
Langfuse rebuilt experiments as a first-class concept on April 13, 2026. Here is what changes for LLM evaluation workflows and how to migrate this week.
Compare LiteLLM, Portkey, Cloudflare AI Gateway, OpenRouter, Helicone, and Kong AI Gateway for production LLM apps in 2026 — pricing, fallbacks, caching, and which one fits your stack.
I instrumented a Claude Sonnet 4.6 + pgvector RAG app across 7 LLM observability platforms — Langfuse, Helicone, Phoenix, Braintrust, Opik, Traceloop, Lunary.
Tested 7 AI test generation tools on a real Next.js + Hono + Python repo in 2026 — Qodo Cover, Copilot, Diffblue, Meticulous, more. Pricing, picks, code.
Microsoft APM v0.9.2 (Apr 23) makes AI agent context portable — one apm.yml pins skills, prompts, MCP servers across Claude Code, Copilot, Cursor.
RAG-Anything builds multi-modal RAG over PDFs, images, and tables in 20 minutes — gpt-4o-mini as the brain, ~$0.03 per 10-page document on the free tier.
Drizzle ORM has no built-in query cache. Learn to wrap Drizzle queries with ioredis in Next.js 16 and eliminate database round-trips in under 30 minutes.