Hermes Agent

Hermes Agent is tracked as a living system dossier: public release history plus sanitized local evidence about memory, skills, delegation, model routing, and recoverable personal-agent work.

System dossier

Role: Memory, model-routing, local-model, and self-improving personal-agent laboratory. Research question: Can a personal agent accumulate memory, skills, goals, and delegation patterns without becoming opaque, unsafe, or unrecoverable? Current observation: As of v0.21.5, Hermes has expanded its desktop plugin and profile surface; this is source-inspected upstream release evidence, not local workflow validation. This New Runtime record is an evidence-linked retrieval unit.

Source ledger

Publishable sources attached to this record.

11 public sources
#SourceRolePublic status
1hermes-agent.nousresearch.comsourceprimary receiptsource_urls
2github.comreposupporting receiptsource_urls
3github.comreposupporting receiptsource_urls
4github.comreposupporting receiptsource_urls
5github.comreposupporting receiptsource_urls
6github.comreposupporting receiptsource_urls
7github.comreposupporting receiptsource_urls
8github.comreposupporting receiptsource_urls
9github.comreposupporting receiptsource_urls
10github.comreposupporting receiptsource_urls
11x.comsourcesupporting receiptsource_urls

Current state, as of Oct 9, 2026

Where this stands now

strengthening Hermes Agent v0.21.5 expands the desktop plugin SDK, multilingual catalogs, per‑profile gateway controls, and adds new AI model integrations, confirming the claim of expanded desktop and profile surface.

Hermes Agent now ships version 0.21.5 (released 24 Sep 2026). The update introduces a full Desktop plugin SDK with composer API, sandboxed embeds, session slots, and UI modes, plus multilingual plugin catalogs (French, German, Spanish) and RTL/LTR support. Per‑profile gateway controls and custom model entry broaden the operator surface, and new AI models (GPT‑6 Sol/Terra/Luna, Claude Opus 5.5) are integrated.

These changes extend the agent’s extensibility and containment options, making it more suitable for developers building rich desktop plugins and for users needing multilingual and profile‑specific workflows. Builders can now rely on a source‑inspected upstream release for these capabilities rather than local validation alone.

The earlier dossier listed v0.19.0 as the latest covered release; that reference is now outdated, and the system’s role as a laboratory for memory, routing, and self‑improvement remains unchanged but is now supported by a broader plugin and model surface.

What changed since the original text

  • Addition of Desktop plugin SDK, sandboxed embeds, session slots, and UI modes in v0.21.5. 1
  • Inclusion of multilingual plugin catalogs and per‑profile gateway controls. 1
  • Integration of new AI models (GPT‑6 Sol/Terra/Luna, Claude Opus 5.5). 1
  • Release date update to September 2026, superseding the previously cited v0.19.0 as the latest release. 2

No longer accurate in the original text

  • Latest covered release v0.19.0 July 20 2026.

Open questions

  • How will the expanded plugin surface affect containment and safety guarantees?
  • Will future releases continue to rely solely on source‑inspected upstream evidence for new features?

Watch next: The next upstream release notes that modify the desktop plugin SDK or profile controls will update the current assessment.

  1. Weekly update: v0.21.5 Feature Expansion: Hermes Agent v0.21.5 adds Desktop plugin SDK, multilingual catalogs, and new AI model integra update, Sep 21, 2026
  2. Hermes Agent v0.19.0 Quicksilver release, Jul 20, 2026

Rewritten automatically by the New Runtime knowledge desk from this record's weekly updates, releases and archive. The original text below is kept as written; where the two disagree, this section is newer.

Weekly knowledge desk

Weekly updates

4 reviewed updates to this system, newest first. Every update is checked against its evidence before it changes the record.

  1. New releaseWeek of Oct 19, 2026

    v0.22.5 Gateway Recovery: v0.22.5 rolls up a broad patch release across CLI, apps, Docker and Hermes Cloud

    This patch release rolls up changes merged since v0.22.4 for the GitHub release, Microsoft Store app, Docker and Hermes Cloud. The notes list improvements across sign-in, updates, delegation, plugins, Desktop and other areas, while full curated details are deferred to v0.23.0. (2 earlier releases since the last dossier entry are covered by this one.)

    New release v0.22.5 - Gateway Recovery (released Oct 23, 2026). This patch release rolls up changes merged since v0.22.4 for the GitHub release, Microsoft Store app, Docker and Hermes Cloud. The notes list improvements across sign-in, updates, delegation, plugins, Desktop and other areas, while full curated details are deferred to v0.23.0. Release source

    Current observation: As of v0.22.5, a broad patch release is available across CLI, Microsoft Store, Docker and Hermes Cloud, while full curated notes for its changes are deferred to v0.23.0.

  2. New releaseWeek of Oct 12, 2026

    v0.22.2 Reboot Recovery: Gateway startup after reboot is fixed for supervised deployments

    v0.22.2 restores the intended v0.22.1 release after that version shipped unreleased gateway work and could leave the Microsoft Store app stuck connecting. It fixes gateway startup after reboot by checking the recorded boot and, when uncertain, relying on the host lock; it also improves long local-model turns on laptops. A known issue remains: sessions run under the v0.22.1 gateway cannot be deleted in v0.22.2. (2 earlier releases since the last dossier entry are covered by this one.)

    New release v0.22.2 - Reboot Recovery (released Oct 15, 2026). v0.22.2 restores the intended v0.22.1 release after that version shipped unreleased gateway work and could leave the Microsoft Store app stuck connecting. It fixes gateway startup after reboot by checking the recorded boot and, when uncertain, relying on the host lock; it also improves long local-model turns on laptops. A known issue remains: sessions run under the v0.22.1 gateway cannot be deleted in v0.22.2. Release source

    Current observation: As of v0.22.2, supervised gateways can start after reboot again and long local-model turns have improved handling, while sessions run under the v0.22.1 gateway still cannot be deleted.

  3. New releaseWeek of Oct 5, 2026

    v0.21.7 Update channels: Source installs now default to tagged releases instead of every commit on main

    Official-repository source installs now update to the latest published vX.Y.Z release, while installs already newer than that release stay put. Operators can opt into every commit with `hermes update --set-channel main` or select the channel in desktop Settings; forks and mirrors keep following main, and Store, MSIX, and bundled desktop installs are unchanged. (1 earlier release since the last dossier entry are covered by this one.)

    New release v0.21.7 - Update channels (released Oct 12, 2026). Official-repository source installs now update to the latest published vX.Y.Z release, while installs already newer than that release stay put. Operators can opt into every commit with `hermes update --set-channel main` or select the channel in desktop Settings; forks and mirrors keep following main, and Store, MSIX, and bundled desktop installs are unchanged. Release source

    Current observation: As of v0.21.7, official source installs default to tagged releases, with an opt-in main channel and reported improvements to resumed reasoning and update checks.

  4. New releaseWeek of Sep 21, 2026

    v0.21.5 Feature Expansion: Hermes Agent v0.21.5 adds Desktop plugin SDK, multilingual catalogs, and new AI model integra

    The patch bundles ~460 PRs, introducing a Desktop plugin SDK with composer API, session slots, and sandboxed embeds, plus a Simple/Advanced UI mode. It also adds multilingual plugin catalogs (French, German, Spanish), RTL/LTR support, custom model entry, voice shortcuts, per-profile gateway controls, and new AI models (GPT‑6 Sol/Terra/Luna, Claude Opus 5.5). Additional improvements include webhook mirroring, kanban ticket UI, and extensive hot‑path performance work. (9 earlier releases since the last dossier entry are covered by this one.)

    New release v0.21.5 - Feature Expansion (released Sep 24, 2026). The patch bundles ~460 PRs, introducing a Desktop plugin SDK with composer API, session slots, and sandboxed embeds, plus a Simple/Advanced UI mode. It also adds multilingual plugin catalogs (French, German, Spanish), RTL/LTR support, custom model entry, voice shortcuts, per-profile gateway controls, and new AI models (GPT‑6 Sol/Terra/Luna, Claude Opus 5.5). Additional improvements include webhook mirroring, kanban ticket UI, and extensive hot‑path performance work. Release source

    Current observation: Hermes Agent v0.21.5 marks a transition toward a mature multi‑surface runtime with persistent goals, observable self‑improvement, and stronger delivery guarantees.

This dossier reads Hermes Agent as a longitudinal system, not as a product brochure. Public release notes show what changed upstream. The local knowledge corpus supplies the lens: what would make Hermes useful in a real personal newsroom, agent lab, and training-scenario runtime, and what must stay bounded.

Latest covered release v0.19.0

Quicksilver release, July 20, 2026.

Local verification Mixed

System role is workflow-tested locally; newest release claims are source-inspected only.

Public boundary Sanitized

No credentials, private paths, raw logs, unpublished handoffs, or operational commands.

Current Public Verdict

Hermes is most useful here as a pressure test for a personal agent runtime: memory, skills, model routing, scheduled work, channels, subagents, and recovery all live in one system. That is exactly why it cannot be treated as the product database or a blind autopilot. The local operating model is: Hermes may help run experiments and produce artifacts, but durable state, public claims, and write decisions stay in explicit project systems with human review.

From Chatbot as an isolated session

Each task starts cold and evidence is reconstructed manually.

To Agent as a remembered operating loop

Goals, sessions, skills, and artifacts can persist, but must remain inspectable.

From One model, one interface

The operator chooses a model and accepts the limits of that surface.

To Routed models across surfaces

Hosted, local, desktop, gateway, and channel lanes become one runtime decision.

From "Done" as a model assertion

The agent says it completed a task and the human audits afterward.

To "Done" as evidence and delivery

Completion contracts, checks, transcripts, and delivery ledgers become the normal bar.

Development Timeline

  1. v0.12.0 - Curator memory / skills

    Self-improvement became an operating surface

    The release made the Curator and self-improvement loop central: memory and skills could be reviewed, consolidated, pruned, and improved over time.

    Why it mattered

    Agent memory stopped being just invisible context and started looking like a maintenance problem.

    Local corpus lens

    Useful self-improvement needs a controlled loop: logs and sessions become proposals, drafts, and reviewable artifacts, not live mutation.

    Normality shift

    After a run, the question is no longer only "what did it answer?" but "what did the system learn, save, or propose to change?"

  2. v0.13.0 - Tenacity goals / recovery

    Long-running work got a spine

    Kanban, persistent /goal, checkpoints, gateway auto-resume, stronger redaction, and platform allowlists made Hermes less like a single chat and more like an operator loop.

    Why it mattered

    Delegated work needs ownership, retries, blocked states, and recovery after restarts.

    Local corpus lens

    The board is useful as an operator surface, but final editorial state and source provenance still belong in project data, not in Hermes.

    Normality shift

    A serious agent task now needs a goal, an acceptance condition, and a place where blocked or completed work is visible.

  3. v0.14.0 - Foundation routing / install

    Hermes became easier to place in the stack

    The release emphasized portable installs, Grok via xAI OAuth, a large-context route, OpenAI-compatible proxying, lighter dependencies, more messaging platforms, native buttons, and write-time diagnostics.

    Why it mattered

    The agent can live on a remote machine, route to different model providers, and expose familiar API-compatible surfaces.

    Local corpus lens

    This matches the two-lane operating model: hosted routing for daytime interaction, local-model routing for slower batch work, and deterministic code for fetch, parse, dedupe, and storage.

    Normality shift

    Model choice becomes infrastructure routing, not a one-time app preference.

  4. v0.15.0 - Velocity scale / search

    The agent loop became more operable

    The release refactored the core agent loop, matured Kanban swarms, made session search dramatically faster, added promptware defenses, introduced secret-manager support, shipped skill bundles, and expanded MCP discovery.

    Why it mattered

    Speed, searchable past work, grouped skills, and better security turn "agent experiments" into repeatable operating procedures.

    Local corpus lens

    For newsroom work this supports triage, follow-up, and research delegation, but public-source boundaries must stay enforced outside Hermes.

    Normality shift

    The backlog and session history become usable working material instead of an after-the-fact transcript dump.

  5. v0.16.0 - Surface desktop / dashboard

    Hermes moved beyond the terminal

    A native desktop app, remote gateway login, richer dashboard administration, quick setup, fuzzy model picking, and /undo shifted Hermes toward a daily tool surface.

    Why it mattered

    More people can use the agent without learning the operator shell first.

    Local corpus lens

    This is the bridge from private operator runtime to pilotable experience: useful for training scenarios and product-owner access, still bounded by sanitized exports.

    Normality shift

    The agent becomes something a non-terminal user can touch, not only a background process maintained by the operator.

  6. v0.17.0 - Reach channels / subagents

    Reach widened and background work became practical

    Hermes added new channels, background subagents, richer desktop behavior, a profile builder, memory-tool upgrades, and curator efficiency improvements.

    Why it mattered

    An agent that can run in the background and return results later changes the cadence of research and build work.

    Local corpus lens

    The llm-lab scenario loop uses the same principle: live interaction creates private traces, then a separate review/export path turns them into sanitized artifacts.

    Normality shift

    The human can continue operating while delegated work proceeds, but returned results still need an explicit review surface.

  7. v0.18.0 - Judgment evidence / judgment

    "Done" moved closer to proof

    The release paired a major P0/P1 cleanup with Mixture-of-Agents as a selectable model, visible model reasoning, evidence-backed completion, /goal completion contracts, visible learning journeys, scale-to-zero gateway work, and background fan-out.

    Why it mattered

    It attacks the central failure mode of agents: claiming completion without evidence.

    Local corpus lens

    This aligns with the local rule that publication, site changes, and research claims require visible proof, not agent confidence.

    Normality shift

    A well-formed request should define what completion evidence looks like before the agent starts.

  8. v0.19.0 - Quicksilver latency / delivery

    Fast enough to become more normal, safer because delivery is tracked

    The latest covered release focuses on much faster first response, live reasoning streams, desktop performance, smart approvals, password-manager secret sources, live subagent transcripts, durable background delegation, delivery-obligation ledgers, profile-based routing, model-control upgrades, and session export.

    Why it mattered

    Latency, approval fatigue, lost final messages, and invisible subagents are everyday blockers for always-on agents.

    Local corpus lens

    The newest claims are source-inspected, not locally workflow-tested yet. They map directly to tracked axes: speed, inspectability, failure containment, and channel delivery.

    Normality shift

    If verified locally, the expectation changes from "watch the agent carefully" to "watch its evidence, transcript, and delivery obligations."

Local Experiment Axes

Memory quality

Does remembered context improve repeat work without becoming hidden authority?

Skill acquisition

Can procedural memory become reusable without uncontrolled mutation?

Model routing

Can hosted and local lanes share one operating model while deterministic code owns provenance?

Delegation

Can background subagents return useful, reviewable artifacts instead of opaque claims?

Recoverability

Do goals, checkpoints, sessions, and delivery ledgers survive interruption?

Public boundary

Can the system be explained without leaking private discovery feeds, credentials, or operational state?

Next Verification Work

The next useful check is not another summary of release notes. It is a bounded local verification pass against the running Hermes contours:

  1. Verify which release is actually running in each Hermes contour.
  2. Test whether v0.19.0 delivery-obligation behavior prevents lost Telegram or channel replies.
  3. Test a completion-contract goal against a real site or newsroom task with explicit acceptance checks.
  4. Export a small sanitized session bundle and confirm it is useful to another agent without exposing private state.
  5. Reclassify this dossier from source-inspected back to workflow-tested only for capabilities that pass those checks.

September 2026 update

The covered v0.21.5 release adds a desktop plugin SDK, sandboxed embeds, session slots, multilingual catalogs, profile gateway controls, and model integrations. This is upstream release evidence only; it does not establish safe plugin isolation, reliable recovery, or autonomous publication.

Next reads

Read next

Open the graph
  1. 01related materialClient-local memory -> shared context infrastructureShift observed through this system.
  2. 02related materialManual continue prompting -> goal-scoped agent loopsShift observed through this system.
  3. 03related materialThe Four Stages of AI-Native DevelopmentField Note connected to this system.
  4. 04related materialUnabyss Builds a Shared Context Layer Across Claude, Codex, and CursorField Note connected to this system.
  5. 05topicHermes - New RuntimeExplore the hermes topic hub.
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