Lelu – gate OpenAI agent actions on confidence and prompt injection
Open source authorization engine for AI agents. Confidence-aware gating · Human-in-the-loop review · Policy-as-code · Full audit trail - Lelu-ai/lelu
Lelu – gate OpenAI agent actions on confidence and prompt injection launched on June 24, 2026 with 6 votes, #2,066 of 22,647 launches that month and more than 75% of that year's launches.
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Constellation Gate AIJul 2026 · constellationgate.ai · ▲119Prompt injection and token savings - #1 in benchmarks
KastraJul 2026 · kastra.ai · ▲332Hi HN, Fernando and I built Kastra. Kastra intercepts AI agent tool calls and evaluates them against deterministic policies before they execute. We built this product to control pre- and post-inference workloads. This is aimed at developers using coding agents like Claude Code, Codex, Cursor, and OpenClaw. Kastra pushes an allow, hold, and deny decision before the action runs. You can build these policies in plain English from the web app. The interception engine evaluates the tools, targets, and parameters of every action at sub 1ms at a scale of billions of interceptions per day. We also…
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Open Bias – proxy that enforces agent behavior at runtimeApr 2026 · github.com · ▲21Open Source Reliability Harness: Make your agents follow rules. One line of code to enforce, trace, and improve. - GitHub - open-bias/open-bias: Open Source Reliability Harness: Make your agents follow rules. One line of code to enforce, trace, and improve.
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