[MERGED across 3 sources: github_releases, npm, pages]
shared signal: claude-code
--- npm :: @anthropic-ai/claude-code ---
@anthropic-ai/claude-code 2.1.250 -> 2.1.251: +4 strings, -5 strings, 1 flagged as interesting
[sentence] (1)
+ s model frontmatter and the configured default subagent model. If omitted, uses the agent definition
--- github_releases :: anthropics/claude-code ---
anthropics/claude-code release: v2.1.251
name: v2.1.251
published: 2026-08-28T18:19:32Z
url: https://github.com/anthropics/claude-code/releases/tag/v2.1.251
## What's changed
- Added `PreModelSwitch` and `PostModelSwitch` hook events (block, confirm, or annotate a model switch); `SessionStart` resume hooks now receive session staleness and the estimated re-cache cost
- Added live streaming of a foreground subagent's tool calls and results to Remote Control clients (background subagents, the default, still show status only)
- Added a Spend limit bar to `/usage` and a `rate_limits.spend_limit` status line field for developers behind a Claude apps gateway with spend limits
- Added a per-session prompt-cache line to `/cost` (hit ratio, misses, tokens re-cached, warm/cold) and a matching `prompt_cache` object for status line scripts
- Added `attach`, `logs`, `stop`, `respawn`, and `rm` to `claude --help`; the `--resume` message for a running background session now names the exact `claude attach <id>` command
- Fixed file tools (Read, Write, Edit) following a symlink swapped inside the working directory after the permission check, which could read or write outside the approved location
- Fixed plugin commands declared in a marketplace entry being able to point outside the plugin directory; such paths are now rejected with a path-traversal error
- Fixed project settings being able to enable detailed beta tracing or raw API body logging, and a lower-scope beta tracing endpoint bypassing an OTLP collector pinned by managed settings or a host app
- Fixed the Workflow tool reading (and quoti
caught by the 20-minute sweep · the live wire · all receipts