Gemini CLI Free Tier Shut Down: 6 Fixes That Work (2026)

Gemini CLI's free login died June 18, 2026. Keep it running on a paid API key: fix the 429 limit:0 trap, beat the Sept 2026 key cutoff. 6 fixes.

Codex CLI Behind a Corporate Proxy: PAC/WPAD, CA Certs & HTTPS_PROXY (2026)

Codex CLI ignores PAC/WPAD proxies and hangs on connect. Fix it in four steps: resolve the PAC, set HTTPS_PROXY, add your CA cert. Eight errors covered.

Codex Desktop Not Showing Custom Models: 5 Fixes (2026)

Codex Desktop hides custom models from the picker? 5 fixes for the model_catalog_json bug, the cc-switch v3.16.5 patch, and a 1-line workaround.

Claude Code SSL Certificate Error: 5 Fixes That Work (2026)

Claude Code throwing SELF_SIGNED_CERT_IN_CHAIN behind a corporate proxy? Five fixes using the OS trust store, NODE_EXTRA_CA_CERTS and HTTPS_PROXY.

Claude Sonnet 5 in Cline: Setup, Thinking, vs Fable 5 (2026)

Set up Claude Sonnet 5 in Cline in 5 min: the right provider, the reasoning effort that controls cost, and when Sonnet 5 ($2/$10) beats Fable 5 ($10/$50).

Migrate Claude Code to Codex (2026): 12 Configs, 1 Dead End

Codex 0.142 /import auto-moves most of your Claude Code config. All 12 surfaces mapped: what transfers, what breaks, the 1 dead end, and the fix.

Claude Fable 5 vs Sonnet 5 (2026): 5x Pricier, When It Pays

Fable 5 lists $10/$50, 5x Sonnet 5's $2/$10, but hits 80.3% SWE-bench Pro vs 63.2%. When the ceiling model pays, and how to route both on ofox.

Claude Sonnet 5 vs Opus 4.8 (2026): 60% Cheaper on Paper

Claude Sonnet 5 lists $2/$10 vs Opus 4.8 $5/$25, 60% cheaper. It trails 63.2% to 69.2% on SWE-bench Pro, and agentic cost can top Opus. Which to pick.

How to Choose an AI Model: 3 Questions, Not the Biggest One

Picking an AI model? Don't default to the biggest. Use 3 questions (task, volume, stakes) plus a free finder that ranks 100+ models across 15 use cases.

Codex "command failed; retry without sandbox": 6 Fixes (2026)

Fix Codex CLI "command failed; retry without sandbox": install bubblewrap, set sandbox_mode to workspace-write and approval_policy to on-request.