togomcp: Instructions file for Claude Code

CLAUDE.md

togomcp CLAUDE.md is an instructions file for Claude Code from dbcls/togomcp. It costs 5,091 tokens per session, scanned A, original, MIT.

Instructions for TogoMCP, a server that lets AI assistants query biological and medical data services, including an RDF database and APIs such as NCBI, UniProt, PubChem, and ClinVar.

In plain words
What is it for?
It is for working with SPARQL, a query language for linked data, and searching databases covering genes, proteins, chemicals, diseases, genome variation, and biological pathways.
Why use it?
It explains how the server is organized and how requests, results, and errors should be handled across its different data sources.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: reads .claude/ paths; mentions Claude Code.

This is dbcls/togomcp's own configuration. It tells Claude Code how to work on togomcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything togomcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to dbcls/togomcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/dbcls/togomcp/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/dbcls/togomcp

Made for: Claude Code.

Wrote this? Show the measurements

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README.md
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Per session 5,091 This file is loaded in full into every session.
When invoked 5,091 The same file — it is already loaded in full.
Security scan A 1 finding. 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 $0.05091 $0.05091
Opus 5.5 $0.02036 $0.02036
Sonnet 5.5 $0.01018 $0.01018
Haiku 4.5 $0.00509 $0.00509

Measured 12d ago against content hash 1dac8b4afeeb, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

togomcp CLAUDE.md scanned grade A with 1 finding 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 12d 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.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -sS -X POST https://togomcp.rdfportal.org/mcp \
CLAUDE.md · 135 lines

How it starts

The opening of the file, as written. The whole thing — 135 lines — stays where its author put it; the contents beside it link to each section on GitHub.

TogoMCP

FastMCP server exposing the RDF Portal (SPARQL — most databases; seven run their own endpoints, see endpoints.csv) plus selected REST APIs (NCBI E-utilities, UniProt, ChEMBL, PDB, PubChem, Reactome, Rhea, MeSH, TogoID, TogoVar) to AI assistants.

Architecture

The server is assembled in main.py: a root FastMCP instance (mcp, defined in server.py) mounts four sub-servers as prefixes (plus kegg, stdio-only and opt-in):

A REST wrapper becomes a mounted sub-server (not a flat api_tools.py search_* tool) when the external API is a cohesive multi-endpoint surface with no SPARQL counterpart in RDF Portal — the flat wrappers are keyword-search front doors to a SPARQL database (their error hint points back to run_sparql), so a DB without a SPARQL endpoint doesn't belong there. TogoVar (human genome variation: gnomAD/ToMMo/JGA/BBJ frequencies, ClinVar+MGeND significance) fits the sub-server shape, like TogoID and NCBI. PubCaseFinder is the other valid route in: it DOES have an RDF counterpart (database="pubcasefinder"), but the two tools wrap what the RDF cannot give — a computed phenotype-similarity ranking and a text-mined case-report index — so they are not keyword front doors either. Wrap only what SPARQL cannot reproduce; the rest of its REST API is SPARQList over the same RDF.

Tools registered directly on the root mcp live in rdf_portal.py (SPARQL, MIE files, endpoint resolution) and api_tools.py (REST search wrappers).

Entry points (from pyproject.toml):

  • togo-mcp-server — HTTP transport on 0.0.0.0:8000
  • togo-mcp-local — stdio transport (Claude Desktop)

Read the full file on GitHub · 135 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. 12d ago Changed · +15 tokens per session 1dac8b4afeeb
  2. 20d ago Changed · +61 tokens per session abc7a36eab44
  3. 21d ago Changed · +2 lines · +519 tokens per session 907d12c29375
  4. 1mo ago Changed · +1 lines · +103 tokens per session aa489b2ef1fa
  5. 1mo ago Changed · +2 lines · +469 tokens per session ffa7f4e0990c
  6. 2mo ago First seen · 130 lines · 3,924 tokens per session scan A 0c75ed03d880

Subscribe to this mod's changes

togomcp CLAUDE.md is an instructions file published in the GitHub repository dbcls/togomcp (20 stars, last pushed 2d ago), licensed MIT. It adds 5,091 tokens to every session, about $0.0204 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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