Changelog

• nav: list every group page on hubs and the hover flyout, with pins (#4266) (6996440)
• sidebar: add a small gap between menu rows (#4263) (c6c3524)

In this release of chmonitor, users can enhance their Slack alerts with new formatting options and streamlined updates. The dashboard now sends more concise Slack digests, allowing for easier tracking of changes. Additionally, the updates ensure that alerts are only sent when there are actual changes in findings.

• Send Slack digests as compact text with a footer for easier readability.
• Maintain one standing Slack bot message and thread updates for improved organization.
• Present Slack digests in a table format for clearer information display.
• Include a delta line for open-rule updates and remove the shared host column.
• Ensure Slack digests are sent only when there are changes in open findings.
• agent: persist conversations under trusted-proxy auth (#4229) (0bcdbf8)
• alerts: compact one-line Slack alert message (#4243) (ab6bcab)
• alerts: draw the Slack digest as a table (#4256) (33c8a61), closes #4246

• advisor: recommend-only optimization plan tab and agent tool (#4163) (8e398b4)
• alerts: structured alert block for agents on opted-in webhook targets (#4176) (ef328f7)
• alerts: thread repeat alerts under the first message on Matrix and Telegram (#4161) (e88b76f)
• alerts: top contributors in the opt-in webhook details block (#4173) (f1b46c8)
• clickhouse: tag dashboard queries with user, source and version, plus a Dashboard Usage page (#4165) (9dd8a15)
• mcp: read-only get_current_findings tool (#4169) (bca3a3a)
• queries: Dashboard Usage analytics, global and per user (#4177) (7ae7968)
• security: opt-in replica drift in the access matrix (#4160) (2dd63c9)

This release enhances the chmonitor dashboard with a new runaway query feature, allowing operators to better manage and visualize query performance. Additionally, this update showcases new improvements in the accompanying release post for version 0.3.8.

• Introduce runaway query visualization for improved management of query performance.
• Document features and improvements in the release post to enhance user understanding of new updates.
• Enhance overall performance metrics related to query processing.
• advisor: add a read-only detached parts triage agent tool (#4122) (2ed07db)
• advisor: question mismatched codecs and size savings from the measured ratio (#4083) (223a362)
• advisor: surface unread tables and unused projections as an insight and an agent tool (#4112) (464ad3c)
• agent: add explain_clickhouse_symbol docs lookup tool (#3846) (862a58f)
• agent: add settings-audit skill (#3847) (76ac8a9)

The latest release of chmonitor enhances your dashboard experience with updates you won’t want to miss. With streamlined access to data insights, users can focus on what matters most. Explore the new features that provide an even smoother operational experience!

• Introduce improvements to the dashboard UI for easier navigation and data access.
• Fix minor bugs affecting user interactions with dashboard elements.
• Enhance the overall responsiveness of the dashboard for better user experience.
• agent: add a read-only PeerDB metrics tool (#3446) (6155681)
• agent: add a tool catalog with a search_tools discovery tool (#3459) (1413eb7)
• agent: add NVIDIA model discovery and correct the curated model floor (#3447) (ad4d849)
• agent: control tools on by default for self-hosted, off in cloud (#3758) (5eb8da7)
• agent: default to a model from whichever provider key is set (#3718) (dff8f20)

• agent: read-only PeerDB mirror-status tool (#3411) (5ab290a)
• alerts: add customizable webhook targets (#3418) (b30b862)
• alerts: configure custom webhooks via Helm (#3419) (b3dcbd4), closes #3414
• peerdb: issue alerting — classify, format, validate, audit, investigate before delivery (#3408) (f668f22)
• peerdb: read-only fleet metrics and AI insights support (#3412) (a9d4a47), closes #3410
• peerdb: runtime alert cycle — collector, orchestrator, sweep dispatch wiring (#3415) (d4e57c1)
• dashboard: keep header controls right-aligned (#3417) (9a1f842)
• landing: valid Product JSON-LD for merchant listings (#3402) (d9e91d7)

• cli: add local named connections (#3356) (2209b61)
• dashboard: Essential first-run sidebar with hover-add and More flyout (#3345) (2e83247)
• dashboard: Essential heading dialog to add/remove group children (#3353) (0f582f0)
• dashboard: slim default sidebar to day-to-day pages (#3294) (766e90e)
• docs: add Home and Dashboard CTAs on every docs page (#3378) (176ee6b), closes #3376
• landing: add /clickhouse-dashboard SEO pillar (#3385) (6ff9912), closes #3374
• landing: add /clickhouse-monitoring SEO pillar (#3384) (9d138f1), closes #3373
• landing: Polar donate checkout with custom amount (#3369) (1119f89), closes #3368

A Tools menu, workspace roles, Schema Compare, Settings Diff, and TTL inventory.

• Tools sidebar: SQL Console, Explorer, Explain, Advisor, Chart Builder, Schema Compare, and Settings Diff.
• Workspace roles (Full, DBA, Engineer, SRE). Hide pages from the sidebar or Settings.
• Schema Compare diffs CREATE TABLE across hosts or replica nodes. Copy-only plan.
• Settings Diff compares system.settings and merge_tree_settings. All matched when nothing differs.
• TTL and partition health lists every MergeTree table, including those without TTL.
• What's new dialog next to Settings.
• Switched from Cloud seats to self-hosted host-count licenses. No key in the binary.

Guest AI caps, simpler alerts, and pinned favorites you can drag.

• Cap and track guest AI usage on Cloud.
• Pick models dynamically, including AnyRouter presets and a custom model field.
• Alert settings use templates and presets instead of a wall of forms.
• See recently completed merges when none are running.
• Drag to reorder pinned favorites in the sidebar.
• Open Settings from the icon next to Sign in.

A denser fleet view, a live MCP playground, and alert channels that start from what you already configured.

• Alert channels show as a configured-first card grid.
• The query-activity heatmap picks a month window that fits the screen.
• Table Overview in Explorer is denser and engine-aware, with SQL highlighting for DDL.
• Fleet summary strip with richer host metrics and sparklines.
• MCP Playground talks to a live client and covers the 2026-07-28 spec gaps.

Interactive cluster topology and smarter model picking for the agent.

• Drag and inspect cluster topology with glass glyphs.
• Auto-pick AnyRouter models by real usage, not a static list.
• Surface why parts were postponed on 26.2+.
• Keep the Cloudflare Worker under the free 3 MiB limit.

The TanStack Start release — Cloud, Postgres, alerting, and AI on a new runtime.

• Dashboard runs on TanStack Start and Vite; Docker and Cloudflare Workers come from the same app.
• Hosted Cloud at dash.chmonitor.dev with a public demo and per-user connections.
• Monitor Postgres (beta) and PeerDB CDC next to your existing clusters.
• Alerting engine with templates, channels, and health reports.
• AI agent, Insights, advisors, and MCP at /api/mcp.
• Pluggable auth: none, Clerk, proxy, or trusted.
• Helm chart and one-click deploys; connection vars stay the same.