ilios: Instructions file for Claude Code

CLAUDE.md

ilios CLAUDE.md is an instructions file for Claude Code from tobalo/ilios. It costs 2,492 tokens per session, scanned A, original, Apache-2.0.

A project guide for Ilios API, a service that converts documents into Markdown text using OCR, meaning software that reads text from document images. It lists development, database, build, and API commands.

In plain words
What is it for?
Use it when developing, running, building, or maintaining Ilios, including database setup, immediate document conversion, and batch-processing endpoints.
Why use it?
It gives a coding assistant the project's purpose and required setup steps, reducing mistakes when starting the service or changing its endpoints.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: mentions CLAUDE.md; mentions Claude Code.

This is tobalo/ilios's own configuration. It tells Claude Code how to work on ilios 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 ilios configures →

Reuse

Borrowing it

Nothing to install: this file belongs to tobalo/ilios. 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/tobalo/ilios/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/tobalo/ilios

Made for: Claude Code.

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Per session 2,492 This file is loaded in full into every session.
When invoked 2,492 The same file — it is already loaded in full.
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 $0.02492 $0.02492
Opus 5.5 $0.00997 $0.00997
Sonnet 5.5 $0.00498 $0.00498
Haiku 4.5 $0.00249 $0.00249

Measured 2mo ago against content hash b01fb519d738, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ilios CLAUDE.md 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 2mo 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.

CLAUDE.md · 220 lines

How it starts

The opening of the file, as written. The whole thing — 220 lines — stays where its author put it; the contents beside it link to each section on GitHub.

CLAUDE.md

This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.

Project Overview

Ilios API v2.1 - A production-ready document-to-markdown conversion API with immediate OCR and batch processing, using local-first SQLite, Tigris S3, and Mistral AI OCR.

Essential Commands

Development

# Start development server with hot reload (default port 1337)
bun run dev

# Setup database (run this before first use)
bun run db:push

# Database management
bun run db:generate    # Generate Drizzle types from schema
bun run db:push       # Push schema changes to database
bun run db:studio     # Open Drizzle Studio for visual DB management

Build

bun run build              # Build to dist/index.js
bun run build:cli          # Compile to single binary (current platform)
bun run build:cli:linux    # Cross-compile for Linux x64
bun run build:cli:windows  # Cross-compile for Windows x64
bun run build:cli:mac      # Cross-compile for macOS x64

New v2.1 Endpoints

  • POST /v1/convert - Immediate OCR conversion (synchronous, no S3, no queue, saves to DB)
  • POST /v1/batch/submit - Submit batch for processing
  • GET /v1/batch/status/:batchId - Check batch progress
  • GET /v1/batch/download/:batchId - Download completed batch results

Environment Setup

Required environment variables:

  • USE_EMBEDDED_REPLICA - Set to 'true' for Turso sync, 'false' for local-only (default: false)
  • LOCAL_DB_PATH - Local SQLite file path (default: ./data/ilios.db)
  • TURSO_DATABASE_URL - Turso database URL (only if USE_EMBEDDED_REPLICA=true)
  • TURSO_AUTH_TOKEN - Turso authentication token (only if USE_EMBEDDED_REPLICA=true)
  • TURSO_SYNC_INTERVAL - Sync interval in seconds (default: 60)
  • DB_ENCRYPTION_KEY - Optional encryption key for local database
  • MISTRAL_API_KEY - Mistral API key for OCR processing
  • AWS_ACCESS_KEY_ID - S3 access key
  • AWS_SECRET_ACCESS_KEY - S3 secret key
  • S3_BUCKET - S3 bucket name for document storage
  • AWS_ENDPOINT_URL_S3 - S3 endpoint URL
  • PORT - Server port (default: 1337)
  • API_KEY - API key(s) for authentication (comma-separated for ACL support)
    • If set, ALL endpoints require valid Bearer token except: /health, /docs, /openapi.json
    • Supports multiple keys: API_KEY=key1,key2,key3
    • Each key is tracked independently in usage and document records

Read the full file on GitHub · 220 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. 2mo ago First seen · 220 lines · 2,492 tokens per session scan A b01fb519d738

Subscribe to this mod's changes

ilios CLAUDE.md is an instructions file published in the GitHub repository tobalo/ilios (11 stars, last pushed 2mo ago), licensed Apache-2.0. It adds 2,492 tokens to every session, about $0.0100 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 2026-08-30.

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