Jev in production › Agent guardrails and approvals

Nerve

Hermes Agent plugin in which Jev judges unresolved completion criteria and forecasts a worker's trajectory at checkpoints, returning a replan or continue directive while the orchestrator keeps the final stop decision; also runs on Laya or OpenJev.

Open on GitHub ↗

The source publishes no measured number.
Use
Agent guardrails and approvals
Industry
Developer tools
Form
Open-source tool
Stage
In production
Plugs into
Hermes Agent
Listed
2026-09-22
Found via
github
Repository
keeltrace/hermes-nerve
Stars
38
Forks
11
Last push
2026-10-05
Language
Python
License
MIT

The README opens with

Development status: current main identifies as 0.3.2.dev0. The latest stable release is v0.3.1, published from its reviewed release commit. main contains post-0.3.1 development work and is not the same tree as the stable release. Hermes catalog installs follow exact reviewed commit-SHA pins and may lag main until a catalog SHA-bump PR is reviewed and merged.

Nerve is an asynchronous System-1 supervisory layer for Hermes Agent. 0.3.1 is the stable maintenance release for the profile-aware 0.3.0 line: it concentrates bug fixes, hardening, completion/retry integrity, configuration correctness, setup QOL, and the explicitly approved opt-in ask-only Action Gate while preserving v0.2.3-compatible Legacy behavior when no profile is selected. Other...

Badge

For the project's own README, linking back here:

Listed in Jev in production

Also used for agent guardrails and approvals