OpenAPPA

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First seenSep 28, 2026
Last mentionedSep 28, 2026

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Show HN: OpenAPPA – open-source deterministic guardrails that don't break agents

OpenAPPA, an open-source deterministic guardrail, claims zero successful prompt-injection data leaks while keeping agent task completion near 90 percent.

Hacker News · securitySep 28, 13:20 UTC · Sep 28, 2026AI safety & security HN 21 points · 11 comments2 · 2 reads

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Entities are extracted by the model from each article. First seen Sep 28, 2026, last mentioned Sep 28, 2026. Watching keeps it in this browser only (no account); the watchlist page and dashboard alerts use it.