jev-layer
Portable System-1 decision layer for agent harnesses with host-owned routing, receipts, replay, and fail-open integrations.
- GitHub stars
- 2 as of 2026-09-22
- Forks
- 1
- Language
- JavaScript
- License
- MIT
- Created
- 2026-09-19
- Last updated on GitHub
- 2026-09-21
- Added to AionEdge
- 2026-09-22

What Jev does in jev-layer
The project describes itself this way: Portable System-1 decision layer for agent harnesses with host-owned routing, receipts, replay, and fail-open integrations. In the Frameworks & integrations category, Jev typically decides classifications, scores and yes/no checks exposed through the host framework's own interface.
Verification
Verified. We confirmed this repository and its Jev relevance through the GitHub API and the source lists below. A specific file link has not been recorded yet.
Topics
- agent-harness
- codex
- decision-layer
- decision-routing
- developer-tools
- fail-open
- hermes
- mcp
- nodejs
- omp
- open-source
- portable-agent
- receipts
- replay
How Frameworks & integrations projects use Jev
Integrations that bring Jev into existing frameworks, databases and platforms, so you can use a decision model without leaving tools you already run, from AI SDKs to PostgreSQL and Home Assistant.
Also listed in: Routing & Cost Optimization.
Related Jev projects in Frameworks & integrations
- laravel-typesafe-jevButochnikov/laravel-typesafe-jevA Laravel adapter for Jev with configuration, dependency injection, a Facade and a request-recording test fake.★ 2
PHP - openclaw-typesafe-aiOlli0103/openclaw-typesafe-aiAn independent OpenClaw plugin registering one explicitly invoked typesafe_decide tool.★ 0
TypeScript - llama-index-jevWiktorB2004/llama-index-jevProvides Jev rerankers and routers for LlamaIndex to score retrieved passages or select query tools.★ 4
Python - typesafe-on-neonandrelandgraf/safer-with-jevAn HTTP inspection gateway that checks request content with Jev before optionally forwarding it to an HTTPS destination.★ 4
TypeScript - typesafe-jev-workflowGiesN/typesafe-jev-workflowAn async LangGraph example that classifies mocked emails as invoice-related or general.★ 8
Python - jevqlkylemclaren/jevqlAdds Jev semantic filtering, grouping, and ranking around ordinary PostgreSQL without installing a database extension.★ 12
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