folklore-clinical-variant-interpretation-mcp

folklore-clinical-variant-interpretation-mcp is a skill for Claude Code from helena-bioinformatics/folklore-mcp. It costs 56 tokens per session (546 once invoked), scanned A, original, Apache-2.0.

A coding-agent skill for finding public evidence and research papers about a specific genetic variant. It also retrieves publication details and searches a biomedical literature collection.

In plain words
What is it for?
Use it to investigate a public GRCh38 germline variant, find linked papers, inspect PMID/DOI/PMCID details, or search biomedical literature by meaning.
Why use it?
It helps avoid relying on remembered or unsupported claims about variant evidence and papers. It also keeps private patient and clinical-record information out of searches.

Skill for Claude Code

Written for Claude Code: user-invocable in frontmatter.

Good fit Use it to investigate a public GRCh38 germline variant, find linked papers, inspect PMID/DOI/PMCID details, or search biomedical literature by meaning.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp
Install

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.

Any agent
npx skills add helena-bioinformatics/folklore-mcp --skill folklore-clinical-variant-interpretation-mcp
Clone the repo
git clone --depth 1 https://github.com/helena-bioinformatics/folklore-mcp

Made for: Claude Code.

Wrote 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.

agentmods badge for folklore-clinical-variant-interpretation-mcp

README.md
[![agentmods](https://agentmods.dev/badge/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp/github.svg)](https://agentmods.dev/skills/helena-bioinformatics/folklore-mcp/folklore-clinical-variant-interpretation-mcp)
Your own site
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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.

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Your own site · 80×15
<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>
Per session 56 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 546 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

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.

ModelPer sessionOnce invoked
Fable 5.1 $0.00056 $0.00546
Opus 5.5 $0.00022 $0.00218
Sonnet 5.5 $0.00011 $0.00109
Haiku 4.5 $0.00006 $0.00055

Measured 6d ago against content hash de1f83f57458, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

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 6d 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.

integrations/biorouter/skills/folklore-clinical-variant-interpretation-mcp/SKILL.md · 48 lines

How it starts

The opening of the file, as written. The whole thing — 48 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 structured classification, reported criteria, source evidence and publication records.

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.
  • Call get_gene_disease_associations for one exact gene symbol/HGNC identifier; call search_disease_genes for an exact MONDO identifier or disease-name substring. Preserve distinct disease identities, source assertions, inheritance, evidence assessments and dates. These tools return ClinGen Gene-Disease Validity assertions. Empty results describe the queried snapshot.
  • Call classify_germline_variant to classify and assess one supported variant.
  • 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_literature only with one supported public variant query. Literature matches retain their source labels alongside the variant classification.
  • Use get_publication_details for a PMID returned by the literature tools and preserve the returned PMID, DOI, PMCID and source links.
  • Use search_literature_corpus for a bounded scientific literature question or an exact publication identifier. Preserve provenance and match reasons.

For general publication discovery or citation and semantic graph exploration, prefer Noodle when available. Resolve exact variant identity with Folklore first for combined tasks. A general VUS explanation needs no variant lookup.

Read the full file on GitHub · 48 lines

Changes

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.

  1. 6d ago Changed · -5 lines · +3 tokens per session de1f83f57458
  2. 1mo ago Changed · +8 lines · +7 tokens per session 3e6c727e7608
  3. 2mo ago First seen · 45 lines · 46 tokens per session scan A beb3bf152a34

Subscribe to this mod's changes

folklore-clinical-variant-interpretation-mcp is a skill published in the GitHub repository helena-bioinformatics/folklore-mcp (1 stars, last pushed today), licensed Apache-2.0. It adds 56 tokens to every session and 546 once invoked, about $0.0002 per session on Opus 5.5. 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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