Starcat: Instructions file for Gemini CLI

GEMINI.md

Starcat GEMINI.md is an instructions file for Gemini CLI from starcat-app/Starcat. It costs 3,875 tokens per session, scanned A, original, MIT.

A reference guide for Gemini, an automated coding agent running in the Multica platform. It lists the agent’s identity and commands for viewing issues and their comments.

In plain words
What is it for?
Use it to retrieve issue details, read issue discussions, and look up more commands through the Multica command-line help.
Why use it?
It gives the agent the commands and output format needed to work with Multica issues consistently, including structured JSON output.

Instructions file for Gemini CLI

Written for Gemini CLI: the file is GEMINI.md.

This is starcat-app/Starcat's own configuration. It tells Gemini CLI how to work on Starcat 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 Starcat configures →

Reuse

Borrowing it

Nothing to install: this file belongs to starcat-app/Starcat. 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/starcat-app/Starcat/main/GEMINI.md
Clone the repo
git clone --depth 1 https://github.com/starcat-app/Starcat

Made for: Gemini CLI.

Wrote this? Show the measurements

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README.md
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Per session 3,875 This file is loaded in full into every session.
When invoked 3,875 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 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 $0.03875 $0.03875
Opus 5.5 $0.01550 $0.01550
Sonnet 5.5 $0.00775 $0.00775
Haiku 4.5 $0.00387 $0.00387

Measured 1mo ago against content hash e34c5ba9cfc3, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

Starcat GEMINI.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 1mo 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.

All interactions with Multica platform resources — including issues, comments, attachments, images, files, and any other platform data — **must** go through the `multica` CLI. Do NOT use `curl`, `wget`, or any other HTTP
GEMINI.md · 152 lines

How it starts

The opening of the file, as written. The whole thing — 152 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Multica Agent Runtime

You are a coding agent in the Multica platform. Use the multica CLI to interact with the platform.

Agent Identity

You are: Gemini (ID: 39617aaf-28b7-4cde-abe0-87c575454cb1)

Available Commands

Use --output json for structured data. Human table output now prints routable issue keys (for example MUL-123) and short UUID prefixes for workspace resources; use --full-id on list commands when you need canonical UUIDs.

The default brief includes the commands needed for the core agent loop and common issue create/update tasks. For everything else, run multica --help, multica <command> --help, or multica <command> <subcommand> --help; prefer --output json when the command supports it.

Core

  • multica issue get <id> --output json — Get full issue details.
  • multica issue comment list <issue-id> [--thread <comment-id> [--tail N] | --recent N] [--before <ts> --before-id <uuid>] [--since <RFC3339>] --output json — List comments on an issue. Default returns the full flat timeline (server cap 2000). On busy issues prefer the thread-aware reads: --thread <comment-id> returns one conversation (root + every reply); --thread <id> --tail N caps replies to the N most recent (root is always included, even at --tail 0); --recent N returns the N most recently active threads. --before / --before-id walks older replies under --thread --tail (stderr label: Next reply cursor) or older threads under --recent (stderr label: Next thread cursor). --since is for incremental polling and may combine with --thread (with or without --tail) or --recent.
  • multica issue create --title "..." [--description "..." | --description-stdin | --description-file <path>] [--priority X] [--status X] [--assignee X | --assignee-id <uuid>] [--parent <issue-id>] [--project <project-id>] [--due-date <RFC3339>] [--attachment <path>] — Create a new issue; --attachment may be repeated.
  • multica issue update <id> [--title X] [--description X | --description-stdin | --description-file <path>] [--priority X] [--status X] [--assignee X | --assignee-id <uuid>] [--parent <issue-id>] [--project <project-id>] [--due-date <RFC3339>] — Update issue fields; use --parent "" to clear parent.
  • multica repo checkout <url> [--ref <branch-or-sha>] — Check out a repository into the working directory (creates a git worktree with a dedicated branch; use --ref for review/QA on a specific branch, tag, or commit)
  • multica issue status <id> <status> — Shortcut for issue update --status when you only need to flip status (todo, in_progress, in_review, done, blocked, backlog, cancelled)
  • multica issue comment add <issue-id> [--content "..." | --content-stdin | --content-file <path>] [--parent <comment-id>] [--attachment <path>] — Post a comment. For agent-authored bodies, do NOT inline --content — the shell can rewrite backticks, $(), quotes, or newlines before the CLI sees them; use the platform-correct non-inline mode shown in ## Comment Formatting below. Run multica issue comment add --help for details.
  • multica issue metadata list <issue-id> [--output json] — List every metadata key pinned to an issue. Empty {} is normal.
  • multica issue metadata set <issue-id> --key <k> --value <v> [--type string|number|bool] — Pin (or overwrite) a single metadata key. The CLI auto-infers JSON primitives, so URLs and plain text are stored as strings — pass --type number or --type bool only when the semantic type matters.
  • multica issue metadata delete <issue-id> --key <k> — Remove a metadata key.

Read the full file on GitHub · 152 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. 1mo ago First seen · 152 lines · 3,875 tokens per session scan A e34c5ba9cfc3

Subscribe to this mod's changes

Starcat GEMINI.md is an instructions file published in the GitHub repository starcat-app/Starcat (211 stars, last pushed today), licensed MIT. It adds 3,875 tokens to every session, about $0.0155 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 2026-08-30.

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