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check-dont-assume

Verify every load-bearing claim by reading the code or running the check; never assert from memory or dismiss something as too obvious to confirm.

Skill by Kalabint

IndexedAGPL-3.0★ 6
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Install

Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/kalabint-check-dont-assume

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Verify every load-bearing claim by reading the code or running the check; never assert from memory or dismiss something as too obvious to confirm.

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
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Secrets
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Install scripts
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Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/check-dont-assume

What's inside

Skill name
check-dont-assume
Description
Verify every load-bearing claim by reading the code or running the check; never assert from memory or dismiss something as too obvious to confirm.
License
AGPL-3.0
Instructions
9 lines in SKILL.md · view on GitHub

Files (1)

  • SKILL.md

SKILL.md (first lines)

# Check, do not assume

Before stating a fact a decision will rest on, look: read the file, run the query, probe the endpoint. "It obviously does X" is the phrasing that precedes being wrong.

**Why:** the cost of a wrong asserted fact is paid downstream by whoever trusted it; the cost of checking is seconds.

**How to apply:** when you catch yourself about to write "this should", "presumably", or "it must", convert it into an observation with a command behind it. Keep what you verified separate from what you inferred, and label the inferences as inferences.

From Kalabint/llm-tooling, AGPL-3.0.

More from Kalabint/llm-tooling

Signals

Stars
6
Forks
0
Open issues
0
Last commit (this folder)
Sep 7, 2026 (1 month ago)

From GitHub (fetched Oct 24, 2026).

Details

License
AGPL-3.0
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

More from Kalabint

Cite this page

check-dont-assume skill. Agent Mart. https://agentmart.dev/skills/kalabint-check-dont-assume (last updated 2026-10-24)