The full text
The whole documents, one page each, exactly as they were sent.
DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.
1 of 24 tool descriptions changed. Compared against v2.1.198.
This edit reached all 27 arms
| `"researcher"` | Teammate by name | | `"main"` | The main conversation (background subagents only) | -Your plain text output is NOT visible to other agents — to communicate, you MUST call this tool. Messages from teammates are delivered automatically; you don't check an inbox. Refer to active teammates by name; to resume a completed background agent, use the `agentId` (format `a...-...`) from its spawn result. When relaying, don't quote the original — it's already rendered to the user. +Your plain text output is NOT visible to other agents — to communicate, you MUST call this tool. Messages from teammates are delivered automatically; you don't check an inbox. Refer to active teammates by name; to address a background agent that has no name (or whose name a teammate holds) — or to resume a completed one — use its `agentId` (format `a...-...`) from its spawn result. When relaying, don't quote the original — it's already rendered to the user.
The whole documents, one page each, exactly as they were sent.