modelwatch: Instructions file for Claude Code

CLAUDE.md

modelwatch CLAUDE.md is an instructions file for Claude Code from bch1212/modelwatch. It costs 2,221 tokens per session, scanned A, original, no licence file.

A set of instructions for using Claude Code in the modelwatch repository. It explains the project, its current status as of May 8, 2026, its architecture, and its pricing tiers.

In plain words
What is it for?
Guiding Claude Code while working on modelwatch, including understanding its architecture, status, and pricing plans.
Why use it?
It gives the coding agent project-specific context so its work follows the repository’s structure and current expectations. Without that context, an agent may make incorrect assumptions about the codebase.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md.

This is bch1212/modelwatch's own configuration. It tells Claude Code how to work on modelwatch 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 modelwatch configures →

Reuse

Borrowing it

Nothing to install: this file belongs to bch1212/modelwatch. 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/bch1212/modelwatch/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/bch1212/modelwatch

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 modelwatch CLAUDE.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/bch1212/modelwatch/claude-md/github.svg)](https://agentmods.dev/instructions/bch1212/modelwatch/claude-md)
Your own site
<a href="https://agentmods.dev/instructions/bch1212/modelwatch/claude-md"><img src="https://agentmods.dev/badge/instructions/bch1212/modelwatch/claude-md/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.

agentmods 80×15 button for modelwatch CLAUDE.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/bch1212/modelwatch/claude-md"><img src="https://agentmods.dev/badge/instructions/bch1212/modelwatch/claude-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 2,221 This file is loaded in full into every session.
When invoked 2,221 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 unknown 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 $0.02221 $0.02221
Opus 5.5 $0.00888 $0.00888
Sonnet 5.5 $0.00444 $0.00444
Haiku 4.5 $0.00222 $0.00222

Measured 16d ago against content hash cba597375477, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

modelwatch 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 16d 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 $BASE/health
CLAUDE.md · 175 lines

The source is not reproduced here

No licence file

A repository with no LICENSE is all rights reserved by default, so the body is not copied here. The metadata, the measurements and the link are.

Read it on GitHub

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. 16d ago Changed · +5 lines · +129 tokens per session cba597375477
  2. 2mo ago First seen · 170 lines · 2,092 tokens per session scan A eb2e746e9874

Subscribe to this mod's changes

modelwatch CLAUDE.md is an instructions file published in the GitHub repository bch1212/modelwatch (0 stars, last pushed 4d ago), with no licence file. It adds 2,221 tokens to every session, about $0.0089 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 2026-08-31.

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