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Release Intelligence

What changed matters.
What it means for you matters more.

Every entry is pulled from the official GitHub releases feed, then annotated with the areas it touches and the checks worth running.

Latest release: v2026.8.18 · 18 August 2026 · 20 releases tracked
v2026.8.18Latest

Hermes Agent v0.20.4 (2026.8.18)

Affects security and permissions, Skills, memory and context, automation. The source lists 2 changes.

From the official notes
  • hermes update from an existing install
  • Fresh install: curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.sh | bash
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Update installed Skills and verify they work on the new version.
  • ✓Review memory size and stored sessions.
  • ✓Verify scheduled tasks and hooks after updating.
Open the official release ↗
v2026.8.16.217 August 2026

Hermes Agent v0.20.3 (2026.8.16.2)

Affects security and permissions, messaging channels, tools and MCP, providers and models. The source lists 2 changes.

From the official notes
  • hermes update from an existing install
  • Fresh install: curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.sh | bash
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Confirm your preferred model is still available and your cost cap applies.
Open the official release ↗
v2026.8.1616 August 2026

Hermes Agent v0.20.2 (2026.8.16)

Affects messaging channels, tools and MCP, providers and models, automation. The source lists 2 changes.

From the official notes
  • hermes update from an existing install
  • Fresh install: curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.sh | bash
What should you check?
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Confirm your preferred model is still available and your cost cap applies.
  • ✓Verify scheduled tasks and hooks after updating.
Open the official release ↗
v2026.8.1313 August 2026

Hermes Agent v0.20.1 (2026.8.13)

Affects messaging channels, providers and models, install and update. The source lists 2 changes.

From the official notes
  • Existing installs: hermes update
  • Fresh install: see the installer one-liner in the README
What should you check?
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Confirm your preferred model is still available and your cost cap applies.
  • ✓Run hermes doctor after updating to confirm the install is intact.
Open the official release ↗
v2026.8.33 August 2026

Hermes Agent v0.20.0 (2026.8.3)

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • 15-item CLI/TUI voice-mode UX and environment fix wave (#73520 — @teknium1)
  • Command TTS/STT provider hardening — idle timeouts, env scrubbing, no-shell, path guards (#73514 — @teknium1)
  • Discord voice PCM streams to ffmpeg stdin instead of a temp file (#76970 — @kshitijk4poor)
  • Strict redaction applied at every compaction text boundary (#69294 — @teknium1)
  • Bedrock Converse API prompt caching (cachePoint) (#70231 — @JoaoMarcos44)
  • Photon: native polls, effects, clarify-as-poll, rich links (4-PR salvage) (#73614 — @teknium1)
  • Relay: Discord tool-progress routed into the auto-thread instead of the parent channel (#77830 — @benbarclay)
  • Artifacts — versioned cards, sandboxed live preview, right-rail viewer (#72345 — @teknium1)
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.7.3030 July 2026

Hermes Agent v0.19.1 (v2026.7.30)

Affects messaging channels, install and update. See the upstream notes for detail.

What should you check?
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Run hermes doctor after updating to confirm the install is intact.
Open the official release ↗
v2026.7.2020 July 2026

Hermes Agent v0.19.0 (2026.7.20) — The Quicksilver Release

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • TUI renders streamed markdown incrementally per block (#67236 — @OutThisLife)
  • Claude Sonnet 5 fully wired — curated lists, intro pricing, and metadata across every route (#67932 — @teknium1)
  • max + ultra effort levels across every surface and route (#62650 — @teknium1)
  • Hooks: oversized hook-injected context spills to disk (#20468 — @teknium1)
  • Vibe reactions — floating hearts on affection across CLI/TUI/desktop, token-free core detection (#62016 — @OutThisLife)
  • Pluggable SecretSource interface + Bitwarden & 1Password providers (see Highlights) (#59498 — @teknium1, @hwrdprkns)
  • Durable delivery-obligation ledger for final responses (see Highlights) (#67181 — @teknium1)
  • Slack: live per-tool status line (#67080 — @teknium1, salvaging #62007)
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.7.7.28 July 2026

Hermes Agent v0.18.2 (2026.7.7.2)

Affects messaging channels, install and update. See the upstream notes for detail.

What should you check?
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Run hermes doctor after updating to confirm the install is intact.
Open the official release ↗
v2026.7.78 July 2026

Hermes Agent v0.18.1 (2026.7.7)

Affects messaging channels, tools and MCP, providers and models, install and update. See the upstream notes for detail.

What should you check?
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Confirm your preferred model is still available and your cost cap applies.
  • ✓Run hermes doctor after updating to confirm the install is intact.
Open the official release ↗
v2026.7.11 July 2026

Hermes Agent v0.18.0 (2026.7.1) — The Judgment Release

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Aggregator response streams live instead of appearing whole after a silence (#55625 — @teknium1)
  • Opt-in full-turn trace persistence to JSONL (moa.savetraces) for debugging and eval (#56101 — @teknium1)
  • memory graph in the desktop — playable radial timeline of memories + skills over time (#55226 — @OutThisLife)
  • Backup includes projects.db and kanban boards in the pre-update snapshot (#52990 — @kshitijk4poor)
  • Discord: render reasoning as -# subtext via display.reasoningstyle (#51168 — @teknium1)
  • Signal: AAC voice-note remux + shared markdown formatting (#49530 — @kshitijk4poor)
  • Migrate slack/dingtalk/whatsapp/matrix/feishu/telegram/wecom/email/sms adapters to bundled (#49408 — @teknium1)
  • Blank Slate setup mode — minimal agent, opt in to everything (#36733 — @teknium1)
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.6.1919 June 2026

Hermes Agent v0.17.0 (v2026.6.19)

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Desktop pets — pop-out overlay + notifications (#47938 — @teknium1)
  • Japanese + Traditional Chinese language switching
  • Curator: make skill consolidation opt-in (prune stays default-on) (#47840 — @teknium1)
  • Multiplex all profiles over one gateway process (opt-in) (#48273 — @benbarclay)
  • Pluggable CronScheduler + Chronos managed-cron provider (scale-to-zero) (#48275 — @benbarclay)
  • Automation Blueprints — parameterized automation templates across every surface (#41309 — @teknium1)
  • (300+ issues closed this window; full per-area fix list is exhaustive — these are the highest-impact.)
  • @OutThisLife — 92 PRs (desktop app maturity (shortcuts, notifications, watch-windows, themes))
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.6.56 June 2026

Hermes Agent v0.16.0 (2026.6.5) — The Surface Release

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • macOS installer renamed to "Hermes" and turned into a launcher (#37516 — @OutThisLife)
  • hermes debug share / /debug / hermes logs now include desktop.log (#38203 — @teknium1)
  • Channels page — set up every gateway messaging channel from the browser (#37211 — @teknium1)
  • Always enable embedded chat; remove dashboard --tui flag (#38591 — @benbarclay)
  • Allow desktop websocket origins on remote binds (#37747 — @teknium1)
  • Disable Nous Portal legacy session-key inference fallback — JWT-only (#34508 — @kshitijk4poor)
  • Supermemory: session-level ingest + kebab aliases (#38756 — @alt-glitch)
  • CLI dispatch config passthrough + humanizer skill swap (#34337 — @teknium1)
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.5.29.229 May 2026

Hermes Agent v0.15.2 (2026.5.29.2)

Affects install and update. The source lists 5 changes.

From the official notes
  • Packaging): ship bundled plugin.yaml manifests in wheel and sdist (827f7f07)
  • @outsourc-e (1 commit)
  • @dparikh79 (1 commit)
  • @ousiaresearch (1 commit)
  • @libre-7 (1 commit)
What should you check?
  • ✓Run hermes doctor after updating to confirm the install is intact.
Open the official release ↗
v2026.5.2929 May 2026

Hermes Agent v0.15.1 (2026.5.29) — The Patch Release

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • /api/auth/me 401 no longer triggers reload loop in loopback mode — (#30698 — @austinpickett)
  • Skills page source pills + category sidebar restored — stale useMemo dep
  • --insecure is now explicit opt-in via env var, not derived from bind host (#34188 — @benbarclay)
  • Dashboard test suite repaired to match the insecure-opt-in fix (#34204 — @benbarclay)
  • arm64 PR builds skip the GHA cache to avoid cache-thrash on cross-arch builders (#33704 — @BROCCOLO1D)
  • Bare npx/npm/node resolve against /usr/local/bin for Docker compatibility (#34186 — @benbarclay)
  • Worker SIGTERM actually terminates the process
  • Workers receive images referenced in task bodies for vision-capable models
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.5.2828 May 2026

Hermes Agent v0.15.0 (2026.5.28) — The Velocity Release

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Deep xAI integration round — Web Search plugin, OAuth proxy upstream, May 15 retirement detection, natural TTS, security hardening — Six interlocking xAI improvements:
  • Host contract for external context engines — condenses 5 prior PRs into one extension surface.
  • Fallback immediately on provider content-policy blocks.
  • Single-knob native vision for custom-provider models.
  • Background review fork isolated from external memory plugins.
  • Background review inherits parent toolset config for tools[] cache parity.
  • Recover from providers returning list-type tool content.
  • Treat partial-stream stub responses as length truncation rather than clean stop.
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.5.1616 May 2026

Hermes Agent v0.14.0 (2026.5.16)

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Native Windows support (early beta) — first-class native Windows path across CLI / gateway / TUI / tools
  • PyPI wheel packaging — pip install hermes-agent && hermes (salvage of #26350)
  • Recognise Shift+Enter as a newline key + Windows docs (salvage #21545)
  • Preserve Ctrl+C for Windows foreground runs (@helix4u)
  • Stop spamming cwd-missing + tirith-spawn warnings on every terminal call
  • Use --extra all not --all-extras; drop lazy-covered extras from [all]
  • Cut ~19s from hermes cold start — skills cache + lazy Feishu + no Nous HTTP at startup
  • Skip eager plugin discovery on known built-in subcommands
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.5.77 May 2026

Hermes Agent v0.13.0 (2026.5.7) — The Tenacity Release

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Clone a voice — xAI Custom Voices lands as a TTS provider with voice cloning support. (@alt-glitch)
  • Checkpoints v2 — state persistence rewritten. Real pruning, disk guardrails, no more orphan shadow repos.
  • OpenRouter response caching — explicit cache control for models that expose it. (@kshitijk4poor)
  • Nous OAuth persists across profiles — shared token store: sign in once, every profile inherits the session.
  • Share board, workspaces, and worker logs across profiles
  • Hallucination gate + recovery UX for worker-created-card claims (closes #20017)
  • Generic diagnostics engine for task distress signals
  • Per-task maxretries override (supersedes #20972)
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.4.3030 April 2026

Hermes Agent v0.12.0 (2026.4.30)

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Vercel Sandbox backend — Vercel sandboxes as an executecode/terminal backend (@kshitijk4poor).
  • Per-run reports — logs/curator/run.json + REPORT.md per cycle
  • Consolidated vs pruned classification — archived skills split with model + heuristic
  • hermes curator status — ranks skills by usage, shows most-used and least-used
  • Unified under auxiliary.curator — pick the model in hermes model, configure from the dashboard
  • Documentation — dedicated curator feature page on the docs site
  • Fix: seed defaults on update, create logs/curator/ directory, defer fire import
  • Fix: scan nested archive subdirs in restoreskill (@0xDevNinja)
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.4.2323 April 2026

Hermes Agent v0.11.0 (2026.4.23)

Affects security and permissions, messaging channels, tools and MCP, Skills. The source lists 8 changes.

From the official notes
  • Transport ABC abstracts format conversion and HTTP transport from runagent.py into agent/transports/
  • AnthropicTransport — Anthropic Messages API path (#13366, @kshitijk4poor)
  • ChatCompletionsTransport — default path for OpenAI-compatible providers
  • ResponsesApiTransport — OpenAI Responses API + Codex buildkwargs wiring (#13430, @kshitijk4poor)
  • BedrockTransport — AWS Bedrock Converse API transport
  • Native AWS Bedrock provider via Converse API
  • NVIDIA NIM native provider (salvage of #11703)
  • Arcee AI direct provider
What should you check?
  • ✓Review approval settings and stored secrets after updating.
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Check connected MCP servers still start and respond.
  • ✓Update installed Skills and verify they work on the new version.
Open the official release ↗
v2026.4.1616 April 2026

Hermes Agent v0.10.0 (2026.4.16)

Affects messaging channels, providers and models, automation. The source lists 1 changes.

From the official notes
  • @jquesnelle (emozilla) — Original Tool Gateway implementation (#10799), salvaged and shipped in this release
What should you check?
  • ✓Re-test every enabled channel and confirm its allowlist.
  • ✓Confirm your preferred model is still available and your cost cap applies.
  • ✓Verify scheduled tasks and hooks after updating.
Open the official release ↗