A collection of 32 posts
Cursor silently routes Composer 2 to Composer 2 Fast on every new chat. Here are the confirmed workarounds, ranked by reliability, plus how to verify which model you are actually on.
A senior-engineer field guide to the ten errors you will actually hit in Claude Code in 2026 — 529, 401, MCP -32000, Client Closed, plugin and skill failures, subagent timeouts, sandbox denials — plus how to read the /doctor output line by line.
Cursor crawling on a 500k+ LOC repo? Seven concrete fixes, per-stack .cursorignore recipes, the actual memory math for M-series Macs, and when to give up and reach for a different tool.
Wire DeepSeek V4 Pro or V4 Flash into Cursor as a custom model, handle the Composer reasoning_content caveat, and migrate off the deepseek-chat alias before the July 24, 2026 deadline.
A curated list of the 15 MCP servers worth installing for Claude Code and Cursor in 2026 — what each one does, the install command, when it shines, and how to stay under Cursor's 40-tool ceiling.
Cursor 3 ships an agent-first IDE and Composer 2 — Cursor's own coding model on Kimi K2.5 — beats Opus 4.6 on Terminal-Bench at a fraction of the cost. Here is the walkthrough and the reality check.
How to set per-task token, cost, step, and time budgets when running Claude Opus 4.7 as an agentic coder — plus team-level caps that keep monthly burn predictable.