monzo-mcp: Instructions file for Codex

AGENTS.md

monzo-mcp AGENTS.md is an instructions file for Codex, OpenCode from partymola/monzo-mcp. It costs 10,132 tokens per session, scanned A, original, GPL-3.0.

A set of project instructions for working on monzo-mcp, including its architecture, database structure, safety rules, and important constraints.

In plain words
What is it for?
It is for guiding development and maintenance of monzo-mcp while preserving its data and design requirements.
Why use it?
It gives an agent the repository-specific rules needed to change or operate the project safely.

Instructions file for CodexOpenCode

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

This is partymola/monzo-mcp's own configuration. It tells Codex and OpenCode how to work on monzo-mcp 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 monzo-mcp configures →

Reuse

Borrowing it

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

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 monzo-mcp AGENTS.md

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

Your own site · 80×15
<a href="https://agentmods.dev/instructions/partymola/monzo-mcp/agents-md"><img src="https://agentmods.dev/badge/instructions/partymola/monzo-mcp/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 10,132 This file is loaded in full into every session.
When invoked 10,132 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 $0.10132 $0.10132
Opus 5.5 $0.04053 $0.04053
Sonnet 5.5 $0.02026 $0.02026
Haiku 4.5 $0.01013 $0.01013

Measured 3d ago against content hash 8d137767eb1d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

monzo-mcp AGENTS.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 3d 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.

**Two autouse fixtures in `tests/conftest.py` hold the "fully offline" claim, and neither is tidiness.** `_no_real_credentials` points every credential path, the config directory and the database at a temporary one; `_no
AGENTS.md · 111 lines

The source is not reproduced here

Licensed GPL-3.0

The repository is licensed GPL-3.0, which this catalogue does not treat as permission to reproduce the file. Read it at the source.

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. 3d ago Changed · +73 tokens per session 8d137767eb1d
  2. 5d ago Changed · +633 tokens per session dd12f4866aa7
  3. 7d ago Changed · +14 lines · +1,431 tokens per session 7b5050af940c
  4. 9d ago Changed · +4 tokens per session d24017818981
  5. 14d ago Changed · +3 lines · +1,480 tokens per session d55595a42c35
  6. 22d ago Changed · +144 tokens per session 1da52ad92281
  7. 1mo ago Changed · +2 lines · +622 tokens per session 4e5bed893ae1
  8. 2mo ago Changed · +11 lines · +2,023 tokens per session 5d31394b4977
  9. 2mo ago First seen · 81 lines · 3,722 tokens per session scan A 7f8d0041ebe5

Subscribe to this mod's changes

monzo-mcp AGENTS.md is an instructions file published in the GitHub repository partymola/monzo-mcp (6 stars, last pushed 3d ago), licensed GPL-3.0. It adds 10,132 tokens to every session, about $0.0405 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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