Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx skills add helena-bioinformatics/folklore-mcp --skill folklore-clinical-variant-interpretation-mcpgit clone --depth 1 https://github.com/helena-bioinformatics/folklore-mcpWrote 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/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp)<a href="https://agentmods.dev/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp"><img src="https://agentmods.dev/badge/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp/github.svg" alt="Measured on agentmods" height="20"></a>Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.
<a href="https://agentmods.dev/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp"><img src="https://agentmods.dev/badge/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp.svg" alt="Reviewed on agentmods" width="80" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00053 | $0.00621 |
| Opus 5 | $0.00026 | $0.00311 |
| Sonnet 5 | $0.00011 | $0.00124 |
| Haiku 4.5 | $0.00005 | $0.00062 |
Grade A, and why
folklore-clinical-variant-interpretation-mcp 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 today.
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.
How it starts
The opening of the file, as written. The whole thing — 53 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Folklore Clinical Variant Interpretation MCP skill
Helena Bioinformatics publishes Folklore Clinical Variant Interpretation MCP. Use its source-linked structured results instead of relying on model memory for variant evidence or literature claims.
Operating rules
- For variant tools, accept only a public variant identifier or notation supported by the published GRCh38 germline nuclear SNV and simple-indel contract.
- Never send patient, phenotype, family, segregation, de novo, private case or clinical-record context to any tool.
- Call
get_gene_disease_associationsfor one exact gene symbol/HGNC identifier; callsearch_disease_genesfor an exact MONDO identifier or disease-name substring. Preserve distinct disease identities, source assertions, inheritance, evidence assessments and dates. These tools cover ClinGen Gene-Disease Validity, not all known associations. Empty results do not prove absence of association. Neither tool accepts patient data, VCFs or sequencing files. - Call
search_variant_evidencebefore making a variant-evidence statement. - Read JSON-RPC errors first, then adapter_error when structuredContent.result is null.
- For variant interpretation, branch on structuredContent.result.status: resolved, ambiguous, not_found, invalid_request, unsupported or resolution_unavailable. A resolved identity with interpretation.status unavailable does not provide a classification.
- Ambiguous candidates are never selected automatically. Report the candidates and stop for user selection.
- Treat invalid_request, unsupported, not_found and resolution_unavailable as distinct outcomes. Do not replace any of them with a guess from model memory.
- Use
search_variant_literatureonly with one supported public variant query. Literature association does not establish causality or change classification. - Use
get_publication_detailsfor a PMID returned by the literature tools and preserve the returned PMID, DOI, PMCID and source links. - Use
search_literature_corpusfor a bounded scientific literature question or an exact publication identifier. Preserve provenance and match reasons. - Keep the machine-readable usage boundary in summaries. Results require qualified professional review and are not a diagnosis, treatment recommendation or standalone clinical report.
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.
- today Changed · +8 lines · +7 tokens per session 3e6c727e7608
- 11d ago First seen · 45 lines · 46 tokens per session scan A beb3bf152a34
folklore-clinical-variant-interpretation-mcp is a skill published in the GitHub repository helena-bioinformatics/folklore-mcp (0 stars, last pushed yesterday), licensed Apache-2.0. It adds 53 tokens to every session and 621 once invoked, about $0.0003 per session on Opus 5. 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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