Getting it into your agent
This one installs as part of its plugin. Adding the marketplace and installing the plugin brings it with everything else the plugin ships.
/plugin marketplace add hashgraph-online/hol-cigar/plugin install cigarWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/mcp/hashgraph-online/hol-cigar/claude-code-cigar)<a href="https://agentmods.dev/mcp/hashgraph-online/hol-cigar/claude-code-cigar"><img src="https://agentmods.dev/badge/mcp/hashgraph-online/hol-cigar/claude-code-cigar.svg" alt="Measured on agentmods" height="20"></a>Grade A, and why
cigar scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 5d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
What it actually says
{
"cigar": {
"command": "${CLAUDE_PLUGIN_ROOT}/bin/cigar-mcp",
"args": [
"serve"
],
"env": {
"CIGAR_CLAUDE_PLUGIN_ROOT": "${CLAUDE_PLUGIN_ROOT}",
"CIGAR_CLAUDE_PLUGIN_DATA": "${CLAUDE_PLUGIN_DATA}"
}
}
}What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 5d ago First seen · 12 lines scan A 0c8301e9cd8e
cigar is an MCP server published in the GitHub repository hashgraph-online/hol-cigar (8 stars, last pushed 2d ago), licensed Apache-2.0. Its token cost is not measured: an MCP server costs its tool schemas, not its config file. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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