autogpt-platform-beta-v0.6.57

# 🚀 Release `autogpt-platform-beta-v0.6.57`

**Date:** April 2026

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## 🔥 What's New?

### New Features
- **#12764** - Add Agent Briefing Panel (by @0ubbe)
- **#12727** - Subscription tier billing via Stripe Checkout (by @majdyz)
- **#12620** - Add xAI Grok 4.20 models from OpenRouter (by @Torantulino)
- **#12818** - Surface scheduled agents in library & copilot briefings (by @0ubbe)
- **#12841** - Queue follow-up messages on busy sessions (UI + run_sub_session + AutoPilot block) (by @majdyz)
- **#12865** - Defer paid-to-paid subscription downgrades + cancel-pending flow (by @majdyz)
- **#12864** - Real OpenRouter cost + cost-based rate limits (percent-only public API) (by @majdyz)
- **#12870** - Stream extended_thinking on baseline via OpenRouter (by @majdyz)
- **#11235** - Add system diagnostics and execution management dashboard (by @ntindle)
- **#12699** - AI chat panel for the flow builder (by @majdyz)
- **#12615** - Platform server linking API for multi-platform CoPilot (by @Bentlybro)
- **#11741** - Add AutoGPT logo to share page and zip download for outputs (by @ntindle)
- **#12871** - Kimi K2.6 fast default + 4-config matrix + coalesced reasoning + web_search tool (by @majdyz)
- **#12876** - Register 13 paid blocks + document credit/microdollar wallet boundary (by @majdyz)
- **#12873** - Live baseline streaming + render flag + Sonar web_search + simulator cost tracking + reconnect fixes (by @majdyz)
- **#12879** - TodoWrite for baseline copilot (by @majdyz)
- **#12878** - SDK fast tier defaults to Kimi K2.6 via OpenRouter + vendor-aware cost + cross-model fix (by @majdyz)
- **#12881** - LaunchDarkly per-user model routing (by @majdyz)

### Enhancements
- **#12804** - Unified transcript context — extract_context_messages, mode-gated --resume, compaction-aware gap-fill (by @majdyz)
- **#12737** - Queue follow-up messages on busy sessions (by @majdyz)
- **#12882** - Moonshot module + cache_control widening + partial-messages default-on + title cost (by @majdyz)

### UI/UX Improvements
- **#12690** - Allow zooming out more in the builder (by @chernistry)
- **#12815** - Small UI fixes — sort menu bg, name update auth, stats grid overflow, pulse chips (by @0ubbe)
- **#12854** - Compute monthly spend for AgentBriefingPanel (by @0ubbe)
- **#12805** - Preserve agent name in AgentExecutor node title after reload (by @joemunene-by)

### Bug Fixes
- **#12799** - Default copilot sonnet to 4.6 (by @ntindle)
- **#12802** - Disable fallback model to fix prod CLI rejection (by @majdyz)
- **#12807** - Add check for GitHub account connection status (by @Torantulino)
- **#12796** - Fix initial load missing messages + forward pagination for completed sessions (by @majdyz)
- **#12814** - Replace dedup lock with idempotent append_and_save_message (by @majdyz)
- **#12823** - Remove debug console.log statements (by @slepybear)
- **#12831** - Revert forward pagination, add visibility guarantee for blank chat (by @majdyz)
- **#12832** - Add gh auth status check to Tool Discovery Priority section (by @Torantulino)
- **#12853** - Persist reasoning, split steps/reasoning UX, fix mid-turn promote stream stall (by @majdyz)
- **#12862** - Dedupe tool row, lift bash_exec timeout, Stop+resend recovery (by @majdyz)
- **#12867** - Release session cluster lock on completion (by @majdyz)
- **#12866** - Reduce SDK + baseline prompt cache waste (by @majdyz)
- **#12835** - Forward sentry-trace and baggage across API proxy (by @ntindle)
- **#12856** - Artifact panel fixes (by @ntindle)
- **#12834** - Allow multiple compactions per turn (by @ntindle)

### Documentation
- **#12819** - Convert in-code comments to MkDocs admonitions in block-sdk-gui (by @slepybear)

### Dependencies & Maintenance
- **#12812** - Make session-file helper functions public to fix Pyright warnings (by @majdyz)
- **#12715** - Security upgrade next from 15.4.10 to 15.4.11 (by @ntindle)

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## 🎉 Thanks to Our Contributors!

A huge shoutout to everyone who contributed to this release. Special thanks to our new contributors:

- @chernistry
- @slepybear
- @joemunene-by

As well as our returning contributors:
- @majdyz
- @ntindle
- @Torantulino
- @0ubbe
- @Bentlybro

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## 📥 How to Get This Update

To update to this version, run:

```bash
git pull origin autogpt-platform-beta-v0.6.57
```

Or download it directly from the  
[Releases page](https://github.com/Significant-Gravitas/AutoGPT/releases).

For a complete list of changes, see the [Full Changelog](https://github.com/Significant-Gravitas/AutoGPT/compare/autogpt-platform-beta-v0.6.56...autogpt-platform-beta-v0.6.57).

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## 📝 **Feedback and Issues**
If you encounter any issues or have suggestions, please [join our Discord](https://discord.gg/autogpt) and let us know!