CLAUDE LABJP
SUNSET — The legacy Workbench retires today, August 17: saved prompts, prompt versions, and evals become inaccessible after that, so exporting is a today-or-never jobAPI — The experimental prompt tool endpoints generate_prompt, improve_prompt, and templatize_prompt retire the same day and will return errors, so any script calling them needs switching over todayCONSOLE — The replacement Workbench is stateless: nothing is stored on Anthropic's servers, your draft stays in the browser, and any request can be exported as codeOSS — Claude for Open Source now grants six months of Claude Max 20x to qualifying maintainers, capped at 10,000 people, individual only, with no API credits and no auto-renewalQUOTA — The 50 percent weekly usage boost for Claude Code subscribers runs through August 19, two days outSELF-HOSTED — Self-hosted environments for Claude Code are in public beta, letting Team and Enterprise plans run sessions on their own infrastructure with internal network access and custom toolingSUNSET — The legacy Workbench retires today, August 17: saved prompts, prompt versions, and evals become inaccessible after that, so exporting is a today-or-never jobAPI — The experimental prompt tool endpoints generate_prompt, improve_prompt, and templatize_prompt retire the same day and will return errors, so any script calling them needs switching over todayCONSOLE — The replacement Workbench is stateless: nothing is stored on Anthropic's servers, your draft stays in the browser, and any request can be exported as codeOSS — Claude for Open Source now grants six months of Claude Max 20x to qualifying maintainers, capped at 10,000 people, individual only, with no API credits and no auto-renewalQUOTA — The 50 percent weekly usage boost for Claude Code subscribers runs through August 19, two days outSELF-HOSTED — Self-hosted environments for Claude Code are in public beta, letting Team and Enterprise plans run sessions on their own infrastructure with internal network access and custom tooling
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model migration

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Claude API2Opus 4.81unattended ops1cost design1Sonnet 51cost engineering1TypeScript1
API & SDK/2026-07-05Intermediate

Don't Let the Opus 4.7 Fast Mode Retirement (July 24) Kill Your Unattended Jobs

claude-opus-4-7 fast mode retires on 2026-07-24, and speed: fast starts throwing errors. Here's how to keep unattended pipelines from breaking silently: mechanically detect where fast mode is used, add a fail-closed runtime guard, and migrate to 4.8 with working code.

API & SDK/2026-07-03Advanced

A 40% Lower Price Doesn't Mean a 40% Lower Bill — Measuring the Opus 4.8 to Sonnet 5 Migration by Cost per Completed Task

Sonnet 5's intro pricing looks ~40% cheaper than Opus 4.8, yet extra tool turns can flip the math. Working TypeScript for consumption vectors, a paired-run harness, and break-even turn counts.