bagel: Instructions file for Codex

AGENTS.md

bagel AGENTS.md is an instructions file for Codex, OpenCode from Extelligence-ai/bagel. It costs 1,596 tokens per session, scanned A, original, Apache-2.0.

Instructions for Bagel, a tool that analyses robotics and IoT data files through a chat connection. It uses SQL, a language for querying data, to answer questions about recorded messages.

In plain words
What is it for?
Use it to start Bagel with Docker, connect it over SSE, analyse ROS, PX4, ArduPilot, Betaflight, or IoT files, and check the queries used for answers.
Why use it?
It explains how to install Bagel, connect an AI coding tool to it, inspect data sources, and avoid doing data calculations manually.

Instructions file for CodexOpenCode

Written for Codex and OpenCode: the file is AGENTS.md. Also seen: mentions Claude Code.

This is Extelligence-ai/bagel's own configuration. It tells Codex and OpenCode how to work on bagel 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 bagel configures →

Reuse

Borrowing it

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

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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README.md
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Per session 1,596 This file is loaded in full into every session.
When invoked 1,596 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 $0.01596 $0.01596
Opus 5.5 $0.00638 $0.00638
Sonnet 5.5 $0.00319 $0.00319
Haiku 4.5 $0.00160 $0.00160

Measured 18d ago against content hash ba3d18d67577, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

bagel 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 18d 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 · 94 lines

How it starts

The opening of the file, as written. The whole thing — 94 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Bagel for agents

Instructions for AI agents asked to set up, use, or develop Bagel.

Set up Bagel for a user

Two paths. The data decides:

  • No Docker (pip / uvx) for recorded data: ROS 1 .bag and ROS 2 .db3 / .mcap bags (the ros extra, pure Python), flight logs (PX4, ArduPilot, Betaflight), CAN / MDF4, CSV / JSON / Parquet, and ROS text logs. Needs uv on PATH; the MCP client launches the server over stdio, so nothing runs in the background. Claude Code: claude mcp add bagel -- uvx bagel-mcp --transport stdio. Other clients: {"command": "uvx", "args": ["bagel-mcp", "--transport", "stdio"]}. Add format extras with uvx --from "bagel-mcp[ros,px4]" bagel-mcp --transport stdio (ros, px4, ardupilot, betaflight, automotive, iot, viz, upload, cloudini; MCAP and CSV need none). Live rosbridge or a fleet/edge deployment needs the Docker path; without the ros extra a .db3 or .bag file gets an error naming the extra and the image.
  • Docker for everything else, and for every ROS distro-specific setup:
  1. Requires Docker. Pick the service matching their stack (see the table in README Quickstart): ros2-kilted, ros2-jazzy, ros2-jazzy-jev, ros2-iron, ros2-humble, ros1-noetic, ros1-noetic-cv, px4, ardupilot, betaflight, or iot.
  2. Start it: docker compose run --service-ports <service> and wait for Uvicorn running on http://0.0.0.0:8000.
    • Port 8000 taken? MCP_SERVER_PORT=8100 docker compose run --service-ports <service> and use 8100 below.
  3. Connect the MCP client to http://localhost:8000/sse (SSE transport). Claude Code: claude mcp add --transport sse bagel http://localhost:8000/sse
  4. Verify with a smoke test on bundled data: "Summarize the metadata of the ROS2 bag ./data/sample/ros2/mcap".
  5. To analyze the user's own files, mount them: uncomment volumes under the chosen service in compose.yaml before starting.

Use Bagel well

Read the full file on GitHub · 94 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. 18d ago Changed · +27 lines · +551 tokens per session ba3d18d67577
  2. 29d ago Changed · +17 lines · +332 tokens per session e641bc2cee19
  3. 1mo ago Changed · +5 lines · +111 tokens per session 5c9b747369d2
  4. 1mo ago Changed · +1 tokens per session a49a5ddb5809
  5. 1mo ago First seen · 45 lines · 601 tokens per session scan A 25e8740d1e58

Subscribe to this mod's changes

bagel AGENTS.md is an instructions file published in the GitHub repository Extelligence-ai/bagel (400 stars, last pushed 8d ago), licensed Apache-2.0. It adds 1,596 tokens to every session, about $0.0064 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.

Related

Other instructions, from other repositories