starfish-fl: Instructions file for Claude Code

CLAUDE.md

starfish-fl CLAUDE.md is an instructions file for Claude Code from denoslab/starfish-fl. It costs 1,838 tokens per session, scanned A, original, Apache-2.0.

A repository guide for an AI coding assistant working on Starfish-FL, a federated-learning system where multiple sites train machine-learning models while coordinating through shared services.

In plain words
What is it for?
Use it to understand the controller, router, and CLI components, set up development, and work inside the project's container.
Why use it?
It explains the monorepo structure—a single repository containing several related applications—and shows where each service, command-line tool, and AI feature belongs.

Instructions file for Claude Code

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

This is denoslab/starfish-fl's own configuration. It tells Claude Code how to work on starfish-fl 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 starfish-fl configures →

Reuse

Borrowing it

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

Made for: Claude Code.

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Per session 1,838 This file is loaded in full into every session.
When invoked 1,838 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.
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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 $0.01838 $0.01838
Opus 5.5 $0.00735 $0.00735
Sonnet 5.5 $0.00368 $0.00368
Haiku 4.5 $0.00184 $0.00184

Measured 2mo ago against content hash ca7b646e0679, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

starfish-fl 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 · 174 lines

How it starts

The opening of the file, as written. The whole thing — 174 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.

Repository Overview

Starfish-FL is an agentic federated learning (FL) framework organized as a mono repo with three components:

  • controller/ — Django app installed on every site; handles local ML training, Celery task queuing, and a web UI (port 8001); includes optional LLM agent hooks (controller/starfish/controller/agent/) for per-round summaries, convergence detection, outlier flagging, and failure triage
  • router/ — Django REST Framework app acting as central coordination server; manages global state, message forwarding, and artifact storage (port 8000); includes an embedded LLM agent module (router/starfish/agent/) for adaptive aggregation, smart scheduling, and failure triage
  • cli/ — Typer-based CLI (starfish command) that replicates web portal functionality for human and AI agent use; includes an LLM agent module (cli/starfish_cli/agent/) for autonomous FL orchestration via Claude tool use, with an autonomous experiment mode that can analyze datasets, auto-select models, run experiments end-to-end, interpret results, and iteratively refine
  • workbench/ — Docker Compose orchestration for running all components together in development

Commands

Development Setup (Full Stack)

cd workbench
make build          # Build all Docker images
make up             # Start all services (detached)
make stop           # Stop services
make down           # Stop and remove containers

First-time initialization after make up:

./init_db.sh        # Create PostgreSQL database
docker-compose exec -it router bash
# Inside container:
poetry run python3 manage.py migrate
poetry run python3 manage.py createsuperuser

Running Tests

# Router (inside container or local venv)
cd router && python3 manage.py test

# Controller
cd controller && python3 manage.py test

# Via Docker
docker exec -it starfish-router poetry run python3 manage.py test
docker exec -it starfish-controller poetry run python3 manage.py test

# CLI Agent tests
cd cli && poetry install --extras agent && poetry run pytest tests/ -v

Read the full file on GitHub · 174 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 · 174 lines · 1,838 tokens per session scan A ca7b646e0679

Subscribe to this mod's changes

starfish-fl CLAUDE.md is an instructions file published in the GitHub repository denoslab/starfish-fl (11 stars, last pushed 21d ago), licensed Apache-2.0. It adds 1,838 tokens to every session, about $0.0074 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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