struct.py
struct.py is Anthropic claimed 0% success against prompt injection on Claude Code's Auto Mode. A researcher just hit 60-80% — by having Claude write its own "safe" Python de. It is ranked #2246 on the Dev Radar, in Security, first seen 13 days ago and shared in 1 post (441 views).
What people said about struct.py on X
Anthropic claimed 0% success against prompt injection on Claude Code's Auto Mode. A researcher just hit 60-80% — by having Claude write its own "safe" Python decoder, then planting a poisoned http://struct.py that Python quietly imports before the real stdlib module. No adversarial text needed; the environment itself…
— @cloudsa, 13 days ago · 0 likes · see the post
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struct.py in numbers
- Rank on the Dev Radar: #2246 of 2352
- Shared in 1 post by 1 account: @cloudsa
- 441 views on those posts
- First seen 13 days ago, last shared 13 days ago
- Pricing seen by Jev: open source
- Market: Security
FAQ
What is struct.py?
Anthropic claimed 0% success against prompt injection on Claude Code's Auto Mode. A researcher just hit 60-80% — by having Claude write its own "safe" Python de It was first shared on X 13 days ago and is ranked #2246 on the Dev Radar.
Is struct.py free?
It is open source.
Who shared struct.py?
1 account on X, including @cloudsa, in 1 post totalling 441 views.
Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 20.7k posts from 4.9k X accounts over the last 21 days, 2.4k tools, 12 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-22 08:21 UTC. Full method.