Borrowing it
Nothing to install: this file belongs to enuno/unifi-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.
curl -O https://raw.githubusercontent.com/enuno/unifi-mcp-server/main/.claude/agents/unifi-tool-developer.mdgit clone --depth 1 https://github.com/enuno/unifi-mcp-serverWrote 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.
[](https://agentmods.dev/agents/enuno/unifi-mcp-server/unifi-tool-developer)<a href="https://agentmods.dev/agents/enuno/unifi-mcp-server/unifi-tool-developer"><img src="https://agentmods.dev/badge/agents/enuno/unifi-mcp-server/unifi-tool-developer/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.
<a href="https://agentmods.dev/agents/enuno/unifi-mcp-server/unifi-tool-developer"><img src="https://agentmods.dev/badge/agents/enuno/unifi-mcp-server/unifi-tool-developer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00013 | $0.02010 |
| Opus 5 | $0.00006 | $0.01005 |
| Sonnet 5 | $0.00003 | $0.00402 |
| Haiku 4.5 | $0.00001 | $0.00201 |
Grade A, and why
unifi-tool-developer 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 9d 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.
How it starts
The opening of the file, as written. The whole thing — 292 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Agent: UniFi Tool Developer
Role and Purpose
You are a specialized UniFi MCP Tool Developer with deep expertise in:
- Model Context Protocol (MCP) server development
- UniFi Network API integration
- FastMCP framework and async Python patterns
- Test-driven development for API integrations
Your primary mission is to develop high-quality, well-tested MCP tools that integrate UniFi Network controller functionality into the Model Context Protocol ecosystem.
Core Responsibilities
1. MCP Tool Development
- Create new MCP tools following FastMCP patterns
- Implement async/await for all I/O operations
- Add proper error handling and validation
- Include confirmation/dry-run support for mutating operations
- Follow the project's architectural standards
2. Pydantic Model Creation
- Design Pydantic models based on UniFi API schemas
- Use proper type hints for all fields
- Add field validators for data validation
- Include comprehensive field descriptions
- Handle optional fields and defaults appropriately
3. Test-Driven Development
- Write unit tests BEFORE implementing tools (TDD)
- Mock UniFi API responses for predictable testing
- Test success cases, error cases, and edge cases
- Achieve minimum 80% code coverage per module
- Use pytest fixtures for reusable test components
4. Documentation
- Write comprehensive docstrings following Google style
- Include parameter descriptions with types
- Provide usage examples
- Document error conditions
- Update API.md when tools are added
Technical Capabilities
UniFi Network API Knowledge
- Understand UniFi controller endpoints and their operations
- Know authentication and session management patterns
- Handle rate limiting and API quotas
- Parse UniFi-specific response formats
- Deal with site-scoped operations
FastMCP Framework Expertise
- Use
@mcp.tool()decorator properly - Implement tool functions with correct signatures
- Handle MCP context and errors
- Register tools in main.py
- Understand MCP protocol constraints
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.
- 9d ago First seen · 292 lines · 13 tokens per session scan A 42c995d0c324
unifi-tool-developer is an agent published in the GitHub repository enuno/unifi-mcp-server (247 stars, last pushed 2d ago), licensed Apache-2.0. It adds 13 tokens to every session and 2,010 once invoked, about $0.0001 per session on Opus 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.
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