CLAUDE LABJP
2.1.269 — A broad release with 98 CLI changes. The one worth your attention is claude plugin eval, which finally lets you measure whether a plugin earns its placeEVAL — Every case runs three times with the plugin loaded and three times without, so the number you get back is the difference the plugin makes, not just a pass or a failGRADER — Three kinds of grader are available: a regex over the reply, a check for whether a particular tool was called, and a rubric judged by a second modelDIFF — The Bash tool result now includes a diff of the files a command changed. Turn it on with bashEditDiffEnabledSTYLE — /output-style [name] lists and switches output styles, including over Remote Control and in cloud or headless sessionsOTEL — OTEL_METRICS_INCLUDE_REPOSITORY tags metrics and events with vcs. repository attributes, and commit events carry vcs.ref.head2.1.269 — A broad release with 98 CLI changes. The one worth your attention is claude plugin eval, which finally lets you measure whether a plugin earns its placeEVAL — Every case runs three times with the plugin loaded and three times without, so the number you get back is the difference the plugin makes, not just a pass or a failGRADER — Three kinds of grader are available: a regex over the reply, a check for whether a particular tool was called, and a rubric judged by a second modelDIFF — The Bash tool result now includes a diff of the files a command changed. Turn it on with bashEditDiffEnabledSTYLE — /output-style [name] lists and switches output styles, including over Remote Control and in cloud or headless sessionsOTEL — OTEL_METRICS_INCLUDE_REPOSITORY tags metrics and events with vcs. repository attributes, and commit events carry vcs.ref.head
TAG

nodejs

2 articles
Back to all tags
Related:
claude-api1stripe1usage-based-billing1api-monetization1websocket1redis1streaming1realtime1production1api1
API & SDK/2026-05-04Intermediate

Implementing Usage-Based Billing with Claude API + Stripe: A Minimal Setup for Indie Developers

Learn how to measure Claude API token consumption and implement usage-based billing with Stripe Meter Events. A minimal Node.js setup that indie developers can ship in a weekend, with real gotchas from production.

API & SDK/2026-04-26Advanced

Building a Scalable Real-Time AI Chat Server with Claude API × WebSocket × Redis Pub/Sub — Node.js Production Architecture, Multi-User Management, and Cost Control

Running a real-time AI chat server on Claude API, WebSocket, and Redis Pub/Sub in production. SSE trade-offs, multi-instance routing, and how stop latency quietly corrupts per-user budgets — with the instrumentation code to measure it.