mcp-server: Instructions file for Codex

AGENTS.md

mcp-server AGENTS.md is an instructions file for Codex, OpenCode from pingrep/mcp-server. It costs 351 tokens per session, scanned A, original, MIT.

Project instructions for pingrep’s MCP server, a TypeScript service that exposes tools through MCP and connects to the pingrep API.

In plain words
What is it for?
Use them when editing tools, domain types, API clients, use cases, routing, authentication, or when building, linting, and testing the server.
Why use it?
They keep the server’s architecture, authentication, error handling, privacy behavior, and development commands consistent as it changes.

Instructions file for CodexOpenCode

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

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

Reuse

Borrowing it

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

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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Per session 351 This file is loaded in full into every session.
When invoked 351 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 $0.00351 $0.00351
Opus 5.5 $0.00140 $0.00140
Sonnet 5.5 $0.00070 $0.00070
Haiku 4.5 $0.00035 $0.00035

Measured 2mo ago against content hash 44ffae684f6d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

mcp-server AGENTS.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.

AGENTS.md · 39 lines

What it actually says

MCP Server Guidance

Applies to mcp-server/ and its subtree.

Stack

  • TypeScript package @pingrep/mcp-server.
  • Clean Architecture layout:
    • src/domain/: tool definitions and domain types.
    • src/application/: use cases.
    • src/infrastructure/: API client, auth, and error mapping.
    • src/presentation/: MCP server setup and tool routing.
    • src/cli.ts: package entry point.
  • Public API defaults to https://api.pingrep.com; PINGREP_BASE_URL can override it.

Commands

  • Install deps: npm install
  • Build: npm run build
  • Typecheck/lint: npm run lint
  • Tests: npm test
  • Watch build: npm run dev
  • Run compiled CLI: npm start

Run these from mcp-server/.

Rules

  • Keep tool schemas and domain types close to src/domain/tools/.
  • Keep HTTP details in the API client and adapter. Use cases should not know transport details beyond interfaces.
  • Preserve public unauthenticated behavior for safe read tools. save_contact and other write/private actions must require auth where the existing contract requires it.
  • Map API errors through the existing error mapper rather than throwing raw HTTP errors.
  • Maintain the privacy rule from the README: MCP tools only expose profiles that are public and MCP-discoverable.

Verification

  • For tool changes, run npm run lint and npm test.
  • For CLI or packaging changes, also run npm run build and a minimal initialize request against node dist/cli.js if practical.
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 · 39 lines · 351 tokens per session scan A 44ffae684f6d

Subscribe to this mod's changes

mcp-server AGENTS.md is an instructions file published in the GitHub repository pingrep/mcp-server (0 stars, last pushed 3mo ago), licensed MIT. It adds 351 tokens to every session, about $0.0014 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 2026-08-31.

Related

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