truth-first
by Roy Yuen
Eliminate hallucinations with an evidence-first verification framework for system state, configs, and file contents.
- Validate active processes and service states before troubleshooting failures
- Verify exact configuration parameters via live file inspections
- Audit system discrepancies against real-time diagnostic snapshots
Free
Included in download
- Downloadable skill package
- Works with Claude Code, Open Hands
- 1 permission declared
Sample input
Check the current status of the database connection, Nginx configuration, and Redis service before we proceed with the deployment.
Sample output
Verification Report
- DB Connection: Verified (Source: .env/logs)
- Nginx Config: Inferred (File exists, but syntax check skipped)
- Redis Status: Unknown (Command timeout)
[Evidence: 2023-10-27 14:02:11 DB_UP]
Next check:
systemctl status redis
truth-first
by Roy Yuen
Eliminate hallucinations with an evidence-first verification framework for system state, configs, and file contents.
Free
Included in download
- Downloadable skill package
- Works with Claude Code, Open Hands
- 1 permission declared
- Instant install
Sample input
Check the current status of the database connection, Nginx configuration, and Redis service before we proceed with the deployment.
Sample output
Verification Report
- DB Connection: Verified (Source: .env/logs)
- Nginx Config: Inferred (File exists, but syntax check skipped)
- Redis Status: Unknown (Command timeout)
[Evidence: 2023-10-27 14:02:11 DB_UP]
Next check:
systemctl status redis
About This Skill
What it does
The Truth-First Verification skill enforces a rigorous, evidence-based workflow for AI agents. It prevents "hallucinated certainty" by requiring real-time verification of system states, configurations, and file contents before the agent is allowed to provide an answer. Instead of assuming a service is running or a config is correct, the agent must prove it using available diagnostic tools.
Why use this skill
Standard LLM prompts often lead to agents making assumptions based on outdated context or training data. This skill eliminates that risk by implementing a strict classification framework (Verified, Inferred, Unknown). It is essential for developers working in environments where accuracy is non-negotiable, such as infrastructure management, debugging complex deployments, or auditing configurations. It ensures every response is backed by specific command outputs or file citations.
Supported tools
- Verification via
ripgrep(rg) for targeted file searches. - System status checks (ls, stat, logs) for environment validation.
- Connectivity and mount verification.
- Configuration auditing through direct file reads and environment inspections.
The Output
The agent delivers a structured report listing every claim analyzed, its verification status, and the direct evidence (paths, log snippets, or command results) supporting the conclusion. If a state remains unknown, the agent provides the exact commands needed to find the answer.
Use Cases
- Validate active processes and service states before troubleshooting failures
- Verify exact configuration parameters via live file inspections
- Audit system discrepancies against real-time diagnostic snapshots
- Prevent misinformation by grounding responses in verified file contents
Known Limitations
- Cannot verify states requiring root permissions if the shell is unprivileged.
- Limited by the quality and freshness of available system logs.
- High latency on deep file system scans (rg) in massive directories.
How to Install
mkdir -p ~/.claude/skills && curl -sL https://www.agensi.io/api/install/truth-first -o /tmp/truth-first.zip && unzip -o /tmp/truth-first.zip -d ~/.claude/skills && rm /tmp/truth-first.zipFree skills install directly. Paid skills require purchase - use the download button above after buying.
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Security Scanned
Passed automated security review
Permissions
File Scopes
Claude Code, Open Hands, and SKILL.md-compatible agents.
Frequently Asked Questions
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