claude anthropic ai-agents developer-tools

Regression: malware reminder on every read still causes subagent refusals

github.com

April 28, 2026

5 min read

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60/100

Summary

The malware reminder is still being injected into every Read in version 2.1.111 of Claude Code, despite a previous fix in version 2.1.92. This regression is causing subagent refusals to occur consistently.

Key Takeaways

The malware reminder in version v2.1.111 of the software is causing subagents to refuse legitimate code edits, despite previous fixes in earlier versions.
Approximately 40-60% of Opus 4.7 subagents are refusing to perform code edits due to the unconditional phrasing of the system reminder.
The conflicting statements in the reminder lead subagents to prioritize the unconditional refusal over user instructions, negatively impacting parallel workflows.
The issue persists despite the reminder being embedded in the software binary, not influenced by user settings or configurations.

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Analysis ready

Community Sentiment

Mixed

Positives

AI agents are showing promising performance with minimal prompts, indicating potential for more efficient and effective applications in various domains.
The subscription model for AI access is seen as economically beneficial, allowing users to manage token usage more effectively and reducing costs compared to direct API access.

Concerns

The requirement for extensive token usage to analyze files for malware raises concerns about efficiency and practicality, potentially doubling processing demands without clear benefits.
There is skepticism about the transparency of token consumption in AI systems, leading to distrust in how these agents utilize resources and whether they genuinely provide better results.