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OpenAI models switch endpoints for interleaved reasoning
GPT-5 class models now route through /v1/responses instead of /v1/chat/completions, exposing summarized reasoning tokens in CLI output with optional suppression flags.
Developers can inspect model reasoning steps during tool-use interactions without parsing hidden state. The -R flag lets you suppress noise in production workflows where reasoning visibility isn't needed.
Replaces /v1/chat/completions routing for reasoning-capable models. Requires updating llm CLI to 0.32a2+. Ready now as alpha—test against your reasoning-heavy prompts before production dependency, but no blockers identified.
“Most reasoning-capable OpenAI models now use the /v1/responses endpoint instead of /v1/chat/completions”
“This enables interleaved reasoning across tool calls for GPT-5 class models”
“Use the -R or --hide-reasoning flags if you don't want to see that”
openaillm-clireasoning-modelsapi-changes
GPT 5.5 unlocks autonomous loops for tech debt
GPT 5.5 Pro enables multi-hour autonomous agent runs that handle edge cases at scale—Codex interface required for practical application, not ChatGPT.
Shifts feasible automation targets from isolated tasks to sprawling codebases; autonomous long-running loops reduce manual iteration overhead for tech debt, flaky tests, and security backlogs. Changes ROI calculus for model spend vs engineering hours.
Replaces Claude Code and GPT 4 for reverse-engineering, complex refactoring, and autonomous batching. Requires Codex interface and careful prompt structuring (author confirms specific /personality command pattern works). Worth testing now on tech debt; consumer use cases remain weak. Intelligence tax justified only for >6-hour autonomous runs or million-scale migrations.
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AI debugging fails without reproducible test cases
Claude couldn't fix a scroll-on-click bug until given a measurable repro; measuring scroll position before/after click replaced the visual 'jitter' observation and made the problem verifiable.
When delegating debugging to AI tools, vague descriptions ('it jitters') break verification loops—you need quantifiable test cases (scroll position delta) so the AI can actually confirm fixes work, not just claim they do.
Don't ask Claude to fix bugs without executable test cases. Requires converting subjective observations into measurable assertions. Worth doing now: it's the difference between AI debugging that wastes time and AI debugging that actually progresses.
“Claude was essentially operating without a repro—it tried to fix the bug, but didn't do anything specific to verify it”
“Claude doesn't have eyes or other ways to perceive the jitter directly”
“You can trade a repro for another repro as long as you're able to convince yourself that it'll help you make progress on the original problem”
“a repro that takes ten seconds is vastly more valuable than a repro that takes ten minutes”
Remix's loader patterns, server actions, and form handling are now native React Router features; upgrade via import swap and feature flags.
Eliminates the psychological friction of 'migrating' for 7+ million React Router projects. Devs get automatic code splitting, optimistic UI, and server rendering without rewriting—just bumping to v7 with a Vite plugin.
Replaces Remix as a separate package; requires React Router v7 stable release (currently gathering feedback). For new projects, start with React Router v7 now. Existing Remix apps: wait for final release, then swap imports and enable feature flags. Worth trying in early releases if you need server rendering or form actions today.
“React Router v7 has been released”
“We now recommend starting all new projects with React Router v7 and upgrading existing Remix apps”
“7+ million React Router projects on GitHub”
“Automatic code splitting, Simplified data loading, Form Actions, Server actions, Simplified pending states, Optimistic UI, Server rendering, Static pre-rendering, RSC (soon)”
“the general upgrade flow will be: Upgrade to the latest minor version of Remix or React Router, Enable all feature flags, Change @remix-run/* dependencies to react-router in your package.json”
react-routerfullstackviteserver-actionsmigration
React Router v7 absorbs Remix Vite plugin
Remix v2 becomes React Router v7 via non-breaking upgrade; Vite plugin optional, enables RSC/SSR/server actions without requiring it.
Eliminates package fragmentation and import churn for Remix users. Vite plugin adoption becomes incremental rather than forced, letting you adopt RSC/server features only where needed while keeping existing code untouched.
Replaces Remix as primary package recommendation; React Router v6→v7 is non-breaking if you've adopted future flags. Vite plugin is optional—use today if deploying SSR/RSC, skip it if staying client-side. Ready now for v6 users on current flags; Remix v2 users need codemod but upgrade path is clear.
“Remix v2 to React Router v7 will be a non-breaking upgrade”
“The Vite plugin simply makes existing React Router features more convenient to use, but it isn't required to use React Router v7”
“At this point, Remix is just a Vite plugin that makes React Router more convenient to use and deploy”
“React Router v7 comes with new features not in Remix or React Router today: RSC, server actions, static pre-rendering, and enhanced Type Safety across the board”