# Buzz Desktop v0.5.9: NIP-AM agent-usage backend, onboarding polish, localStorage bounds

> NIP-AM agent-usage backend added for emission, transport, archiving, and aggregation. Desktop onboarding flow polished. Nine unbounded localStorage stores bounded with time-based sweep. Various fixes including renderer polling while hidden, member invitations to private channels, overlapping member mentions, and agent LLM retry on malformed JSON responses.

| | |
|---|---|
| **Tool** | Buzz |
| **Version** | desktop-v0.5.9 |
| **Kind** | release |
| **Published** | 2026-08-10 |
| **Observed** | 2026-08-22 |
| **Significance** | 2/5 |
| **Breaking** | no |
| **Categories** | feature, fix |

## What changed


- feat(desktop): NIP-AM agent-usage backend — P2 emission/transport/archive + P4a aggregation/D6
- Polish desktop onboarding flow
- feat(desktop): time-based sweep for stale localStorage caches
- fix(desktop): bound nine unbounded localStorage stores
- fix(desktop): quiesce renderer polling while hidden
- fix(channels): restore member invitations to private channels
- fix(desktop): resolve overlapping member mentions
- fix(desktop): preserve Welcome banner dismissal
- fix(agent): retry LLM completion on malformed 2xx JSON body
- fix(desktop): welcome banner overlap and missing dismiss control
- fix(desktop): prevent horizontal clipping in Prompt Context modal
- fix(buzz-agent): recover from 400-shaped image rejections; unbound benchmark agent rounds
- fix(desktop): preserve fresh channel timelines
- feat(cli): add --visibility flag to channels update
- fix(search): surface exact short profile names
- Reduce repeated ACP session context


## Sources

- [github_release](https://github.com/block/buzz/releases/tag/desktop-v0.5.9) — retrieved 2026-08-22


## Community

_No curated reactions recorded. Facts and community takes are kept in separate layers
and never blended._

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Canonical: https://changelogs.info/buzz/desktop-v0-5-9
Entity: https://changelogs.info/buzz
Event ID: `evt_2026-08-10_buzz_desktop-v0-5-9`
Licence: event synthesis © changelogs.info, CC BY 4.0. Linked sources belong to their vendors.