Repo · Safety & guardrails
jev-injection-guard
Find prompt injection in what an AI agent reads (web pages, tool and MCP results) with Jev, and block the source in Claude Code.
Open github.com ↗From the repository
OpenBles Firewall 1: an open 31.8 MB decision model that catches prompt injection in what an AI agent reads (web pages, tool and MCP results). Open weights, MIT. Measured on public held-out sets.
How builders describe it
Find prompt injection in what an AI agent reads (web pages, tool and MCP results) with Jev, and block the source in Claude Code. Measured on public held-out sets.
The decision Jev makes
Allow, flag or escalate a message, tool call or action.
Where it fits
Screening messages, tool calls and outputs before they cause trouble. Jev gives a fast, calibrated verdict that can sit in front of every request or agent action. All 229 safety & guardrails projects →
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