fastmcp_rust: Instructions file for Codex

AGENTS.md

fastmcp_rust AGENTS.md is an instructions file for Codex, OpenCode from Dicklesworthstone/fastmcp_rust. It costs 12,355 tokens per session, scanned E, original, no licence file.

A project instruction file for the fastmcp_rust repository. It tells coding agents about repository rules, including using Rust and Cargo, keeping work on the main branch, and not deleting files.

In plain words
What is it for?
It is for guiding agent changes in the fastmcp_rust repository.
Why use it?
It gives agents project-specific boundaries and working rules they would not know from the code alone.

Instructions file for CodexOpenCode

Written for Codex and OpenCode: the file is AGENTS.md.

This is Dicklesworthstone/fastmcp_rust's own configuration. It tells Codex and OpenCode how to work on fastmcp_rust 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 fastmcp_rust configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Dicklesworthstone/fastmcp_rust. 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/Dicklesworthstone/fastmcp_rust/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/Dicklesworthstone/fastmcp_rust

Made for: Codex, OpenCode.

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 fastmcp_rust AGENTS.md

README.md
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Your own site
<a href="https://agentmods.dev/instructions/dicklesworthstone/fastmcp_rust/agents-md"><img src="https://agentmods.dev/badge/instructions/dicklesworthstone/fastmcp_rust/agents-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 fastmcp_rust AGENTS.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/dicklesworthstone/fastmcp_rust/agents-md"><img src="https://agentmods.dev/badge/instructions/dicklesworthstone/fastmcp_rust/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 12,355 This file is loaded in full into every session.
When invoked 12,355 The same file — it is already loaded in full.
Security scan E 3 findings. A grade says what 26 rules found in the file — not that it is safe. ✓ AI security review Sonnet 5 · 7 Sept 2026 📄 Read the review
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 $0.12355 $0.12355
Opus 5.5 $0.04942 $0.04942
Sonnet 5.5 $0.02471 $0.02471
Haiku 4.5 $0.01235 $0.01235

Measured yesterday against content hash 5e51e5409480, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade E, and why

fastmcp_rust AGENTS.md scanned grade E with 3 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 yesterday.

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.

Hidden instructionshighPrompt injection

Directives inside HTML comments, invisible characters or bidirectional overrides are read by the model and not by the person reviewing the file.

<!-- bv-agent-instructions-v1 -->

Recursive force deletehighDestructive command

rm -rf with a variable or a broad path is one typo away from removing the wrong tree.

1. **Absolutely forbidden commands:** `git reset --hard`, `git clean -fd`, `rm -rf`, or any command that can delete or overwrite code/data must never be run unless the user explicitly provides the exact command and state

Makes network callslowCapability

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

For any web requests you must make with curl or otherwise, identify yourself honestly: use a User-Agent that names this project, e.g. "fastmcp_rust-agent (+https://github.com/Dicklesworthstone/fastmcp_rust)". Never borro
AGENTS.md · 1,033 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

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. yesterday Changed · +2 tokens per session 5e51e5409480
  2. 13d ago Changed · +23 tokens per session a7b5a16c7acd
  3. 23d ago Changed · +41 tokens per session 2c7f085752c2
  4. 1mo ago Changed · +16 lines · +285 tokens per session a3ce199f5d6b
  5. 1mo ago Changed · +25 lines · +805 tokens per session 2b2431c6dda4
  6. 2mo ago Changed · -1 lines · -4 tokens per session d5dfceabf7cb
  7. 2mo ago First seen · 993 lines · 11,203 tokens per session scan E 67073fa82a5a

Subscribe to this mod's changes

fastmcp_rust AGENTS.md is an instructions file published in the GitHub repository Dicklesworthstone/fastmcp_rust (39 stars, last pushed yesterday), with no licence file. It adds 12,355 tokens to every session, about $0.0494 per session on Opus 5.5. A static security scan graded it E with 3 findings (hidden instructions, recursive force delete, 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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