Hermes Agent changelog
Every published release of the open-source Hermes Agent project, newest first. Each entry shows the release tag, its publication date, and the project's own release summary, pulled from the official GitHub releases feed and linked back to the source.
Source: github.com/NousResearch/hermes-agent releases. This page is an independent guide and is not affiliated with Nous Research.
Hermes Agent v0.22.0 — The Threshold Release
Release Date: October 13, 2026 Since v0.21.0: ~24,200 commits · ~6,080 merged PRs · ~15,600 files changed · ~2,045,000 insertions · ~1,140,000 deletions · ~7,180 issues closed · ~2,520 contributors
Hermes Agent v0.21.7
Release Date: October 11, 2026
Hermes Agent v0.21.6
Release Date: October 8, 2026 <!-- HERMESBUILDSTABLE --> This is the first release cut by the new stable release pipeline: one attempt ref, a tested Docker image, and a receipt tag at publish. It ships the tag, this GitHub release and the Docker image. The desktop app, Termux…
Hermes Agent v0.21.5 (v2026.9.24)
Release Date: September 24, 2026
Hermes Agent v0.21.4 (v2026.9.21)
Release Date: September 21, 2026
Hermes Agent v0.21.3 (v2026.9.14)
Release Date: September 14, 2026
Hermes Agent v0.21.2 (v2026.9.11)
Release Date: September 11, 2026
Hermes Agent v0.21.1 (v2026.9.7)
Release Date: September 7, 2026
Hermes Agent v0.21.0 (v2026.8.31)
Release Date: August 31, 2026 Since v0.20.0: ~5,800 commits · ~2,475 merged PRs · ~5,680 files changed · ~869,000 insertions · ~135,000 deletions · ~2,100 issues closed · 760+ contributors
Hermes Agent v0.20.6 (v2026.8.27)
Release Date: August 27, 2026
Hermes Agent v0.20.5 (v2026.8.19)
Release Date: August 19, 2026
Hermes Agent v0.20.4 (2026.8.18)
Release Date: August 18, 2026
Hermes Agent v0.20.3 (2026.8.16.2)
Release Date: August 16, 2026
Hermes Agent v0.20.2 (2026.8.16)
Release Date: August 16, 2026
Hermes Agent v0.20.1 (2026.8.13)
Release Date: August 13, 2026
Hermes Agent v0.20.0 (2026.8.3)
Release Date: August 3, 2026 Since v0.19.0: ~3,650 commits · ~1,400 merged PRs · ~5,200 files changed · ~559,000 insertions · ~405,000 deletions · ~1,200 issues closed · 650+ contributors
Hermes Agent v0.19.1 (v2026.7.30)
Release Date: July 30, 2026
Hermes Agent v0.19.0 (2026.7.20) — The Quicksilver Release
Release Date: July 20, 2026 Since v0.18.0: ~2,245 commits · ~1,065 merged PRs · ~2,465 files changed · ~300,000 insertions · ~36,000 deletions · ~3,300 issues closed · 450+ community contributors
Hermes Agent v0.18.2 (2026.7.7.2)
Release Date: July 7, 2026
Hermes Agent v0.18.1 (2026.7.7)
Release Date: July 7, 2026
Hermes Agent v0.18.0 (2026.7.1) — The Judgment Release
Release Date: July 1, 2026 Since v0.17.0: ~1,720 commits · 998 merged PRs · 2,215 files changed · ~251,000 insertions · ~41,000 deletions · 949 issues closed · 370+ community contributors
Hermes Agent v0.17.0 (v2026.6.19)
Release Date: June 19, 2026 Since v0.16.0: ~1,475 commits · ~800 merged PRs · 1,693 files changed · 235,390 insertions · 50,730 deletions · 300+ issues closed · 245 community contributors
Hermes Agent v0.16.0 (2026.6.5) — The Surface Release
Release Date: June 5, 2026 Since v0.15.2: 874 commits · 542 merged PRs · 1,962 files changed · 205,216 insertions · 46,217 deletions · 399 issues closed (2 P0, 62 P1, 16 security-tagged) · 170 community contributors (including co-authors)
Hermes Agent v0.15.2 (2026.5.29.2)
Release Date: May 29, 2026
Hermes Agent v0.15.1 (2026.5.29) — The Patch Release
Release Date: May 29, 2026 Since v0.15.0: 28 commits · 21 merged PRs · hotfix release · 9 contributors
Hermes Agent v0.15.0 (2026.5.28) — The Velocity Release
Release Date: May 28, 2026 Since v0.14.0: 1,302 commits · 747 merged PRs · 1,746 files changed · 282,712 insertions · 36,699 deletions · 560+ issues closed (15 P0, 65 P1, 19 security-tagged) · 321 community contributors (including co-authors)
Hermes Agent v0.14.0 (2026.5.16)
Release Date: May 16, 2026 Since v0.13.0: 808 commits · 633 merged PRs · 1393 files changed · 165,061 insertions · 545 issues closed (12 P0, 50 P1) · 215 community contributors (including co-authors)
Hermes Agent v0.13.0 (2026.5.7) — The Tenacity Release
Release Date: May 7, 2026 Since v0.12.0: 864 commits · 588 merged PRs · 829 files changed · 128,366 insertions · 282 issues closed (13 P0, 36 P1) · 295 community contributors (including co-authors)
Hermes Agent v0.12.0 (2026.4.30)
Release Date: April 30, 2026 Since v0.11.0: 1,096 commits · 550 merged PRs · 1,270 files changed · 217,776 insertions · 213 community contributors (including co-authors)
Hermes Agent v0.11.0 (2026.4.23)
Release Date: April 23, 2026 Since v0.9.0: 1,556 commits · 761 merged PRs · 1,314 files changed · 224,174 insertions · 29 community contributors (290 including co-authors)
Hermes Agent v0.10.0 (2026.4.16)
Release Date: April 16, 2026
Hermes Agent v0.9.0 (v2026.4.13)
Release Date: April 13, 2026 Since v0.8.0: 487 commits · 269 merged PRs · 167 resolved issues · 493 files changed · 63,281 insertions · 24 contributors
Hermes Agent v0.8.0 (v2026.4.8)
Release Date: April 8, 2026
Hermes Agent v0.7.0 (v2026.4.3)
Release Date: April 3, 2026
Hermes Agent v0.6.0 (v2026.3.30)
Release Date: March 30, 2026
Hermes Agent v0.5.0 (v2026.3.28)
Release Date: March 28, 2026
Hermes Agent v0.4.0 (v2026.3.23)
Release Date: March 23, 2026
Hermes Agent v0.3.0 (v2026.3.17)
Release Date: March 17, 2026
Hermes Agent v0.2.0 (2026.3.12)
Release Date: March 12, 2026
Install an agent can run
The single official one-command install path for Hermes Agent, exactly as published in the official documentation. Do not substitute third-party mirrors.
Linux, macOS, WSL2:
curl -fsSL https://hermes-agent.nousresearch.com/install.sh | bash
Windows (native PowerShell):
iex (irm https://hermes-agent.nousresearch.com/install.ps1)
Fastest path to a working agent after install (one OAuth covers a model plus the Tool Gateway):
hermes setup --portal
Official source: hermes-agent.nousresearch.com/docs (Install) and the project README.