●2.1.283 — No Claude Code release over the weekend; 2.1.283 from September 25 is still the latest. Its new auto-mode default deserves a check against your allow rules●PLANS — Pro and Team Standard now default to Opus instead of Sonnet, a change shipped in Claude Code 2.1.280 that shifts how you compare plans●10/07 — Nine days left until the old spellings of the Claude Desktop / Cowork managed config keys stop being accepted; after that they fail closed●AUTO — Users are asking why commands covered by allow rules get rejected in auto mode. The fix is shaping the invoked command to match the rule●NEW — The week Opus 5.5 became the default: three places an alias was still pointing at the old model●CURSOR — Cursor credits burn in proportion to model cost, so routing Claude through Cursor gets expensive fast. Above ~50 requests a day, flat-rate Claude Code Pro is the steadier choice●2.1.283 — No Claude Code release over the weekend; 2.1.283 from September 25 is still the latest. Its new auto-mode default deserves a check against your allow rules●PLANS — Pro and Team Standard now default to Opus instead of Sonnet, a change shipped in Claude Code 2.1.280 that shifts how you compare plans●10/07 — Nine days left until the old spellings of the Claude Desktop / Cowork managed config keys stop being accepted; after that they fail closed●AUTO — Users are asking why commands covered by allow rules get rejected in auto mode. The fix is shaping the invoked command to match the rule●NEW — The week Opus 5.5 became the default: three places an alias was still pointing at the old model●CURSOR — Cursor credits burn in proportion to model cost, so routing Claude through Cursor gets expensive fast. Above ~50 requests a day, flat-rate Claude Code Pro is the steadier choice

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effort

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Claude Code¹ thinking¹ Opus 5¹ troubleshooting¹ Claude API¹ Cost optimization¹ Opus 4.8¹ Agent¹

⟐ Claude Code/2026-08-30Intermediate

Your Config Asks for effort xhigh With Thinking Off, and It Now Quietly Runs at high

Disabling thinking while asking for effort xhigh or max returns a 400. That failure now degrades silently to high instead, so here is a small preflight that catches the mismatch before you send the request.

⬡ API & SDK/2026-06-20Advanced

Routing the effort Parameter Per Stage to Balance Claude's Output Cost and Latency

Claude's effort parameter governs all output tokens — thinking, prose, and tool calls. This guide replaces a blanket high setting with per-stage tiers and a dynamic router, grounded in measurements from a solo developer's automation pipeline.