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Sweep 28 Aug 2026 ยท 00:00Z Build v2.1.250 478 read Stable v2.1.236 Latest v2.1.250 Next v2.1.250 Feeds RSS JSON llms.txt

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.

One change

Intercept and control agent behavior with hooks

agent-sdk/hooks

first seen The page's own history The capture it came from

Nearest release: v2.1.233, published 20 hours before this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

agent-sdk/hooks Changed · +1 / -1 lines

from line 163
 | `Setup`                                                | No         | Yes            | Session setup/maintenance                                                                                                               | Run initialization tasks                                                                                                                                  |
 | `TeammateIdle`                                         | No         | Yes            | Teammate becomes idle                                                                                                                   | Reassign work or notify                                                                                                                                   |
 | `TaskCreated`                                          | No         | Yes            | A task is created via the `TaskCreate` tool                                                                                             | Enforce task naming conventions                                                                                                                           |
-| `TaskCompleted`                                        | No         | Yes            | Background task completes                                                                                                               | Aggregate results from parallel tasks                                                                                                                     |
+| [`TaskCompleted`](/docs/en/hooks#taskcompleted)             | No         | Yes            | A task is marked completed                                                                                                              | Require passing tests before a task closes                                                                                                                |
 | `Elicitation`                                          | No         | Yes            | An MCP server requests user input mid-task                                                                                              | Respond to MCP input requests programmatically                                                                                                            |
 | `ElicitationResult`                                    | No         | Yes            | A user responds to an MCP elicitation                                                                                                   | Modify or block the response before it returns to the server                                                                                              |
 | `ConfigChange`                                         | No         | Yes            | Configuration file changes                                                                                                              | Reload settings dynamically                                                                                                                               |