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v2026.6.3

nolimits4web/swiperv2026.6.3Jun 3, 2026by virattt

AI Summary

Dexter 2026.6.3 introduces the `spawn_subagent` feature for delegating tasks to isolated workers and improves web_fetch performance with Readability/Turndown and caching.

Key Highlights

  • Added spawn_subagent for delegating focused sub-tasks
  • CLI subagent progress UI with per-delegate status
  • Improved web_fetch with Readability/Turndown and HTTP caching

New Features

  • spawn_subagent delegation feature
  • CLI subagent progress UI
  • Enhanced web_fetch performance

Full Release Notes

### Changes

- Add `spawn_subagent` to delegate focused sub-tasks to isolated workers (`general-purpose`, `research`, `analysis`); emit multiple calls in one turn to run independent tasks in parallel
- Add CLI subagent progress UI with per-delegate status, tool-use counts, and rolled-up activity
- Improve `web_fetch` with Readability/Turndown HTML-to-markdown, HTTP caching, and fast-model extraction from fetched pages