The project controls a Minecraft Java 1.16.5 player through Mineflayer, using a separate model for planning and Jev for player actions. Configure the model relay and local runtime paths, install dependencies, start the vanilla server, and launch the documented nether-agent workflow.
jev-harness: Zero-dependency System One decision
ismaelsoilet/jev-harness
VerifiedJev applicationDocumented
jev-harness (ismaelsoilet): Zero-dependency System One decision harness. Explore the Jev references, Python source code and similar projects.
Repository description: Zero-dependency System One decision harness: 5 semantic gates saving frontier AI agent tokens on trivial errors & doom loops. Python + TypeScript + Rust. MCP-compatible.
What you can build with it
Get started
Clone the repository and follow its README for install and usage. JevHunt has not run this project.
git clone https://github.com/ismaelsoilet/jev-harness.gitProject facts
- Relationship to Jev
- Jev application
- Evidence
- Documented
- Language
- Python
- License
- MIT
- Origin
- Original repository
- Repository status
- Not archived
- Created
- 2026-09-21
- Last code update
- 2026-09-24
- GitHub stars
- 9
- Evidence checked
- Sep 29, 2026
- Metadata checked
- Sep 29, 2026
- Check status
- Up to date
Stars measure the whole repository, including work unrelated to Jev.
Evidence and scope
Documented records the linked documentation or source. JevHunt has not independently run or benchmarked this project.
| **TypeSafe AI (Direct)** | `https://api.typesafe.ai/v1/systemone` | $0.042 / 1M | `export TYPESAFE_API_KEY=your-key` |
Evidence commit: 8dad1538fb304be4b1f12b3ce8ed3fe42308c4cc
Discovered through: awesome-jev.
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