# fx

> fx is an officially published AI tool from fx. Anomity scores its risk at 10 out of 100 (low).

- **Canonical URL:** https://catalog.anomity.ai/agent/fx
- **Kind:** AI tool
- **Publisher:** fx
- **Trust level:** official
- **Risk score:** 10/100 (low)
- **Website:** https://fx.sh
- **Last updated:** 2026-11-01
- **JSON:** https://catalog.anomity.ai/api/entries/agent/fx

## Description

Terminal coding agent with user profile settings, MCP, and project .fx.json

## Why it scored 10

The score starts at the catalog's neutral base of 50 and moves only through the signals below. The formula is published at https://catalog.anomity.ai/about — there is no model and no hidden heuristic.

| Signal | Contribution | Severity | Evidence |
| --- | --- | --- | --- |
| Published by the vendor | -40 | trust offset |  |

Clamped result: **10/100**, band **low**.

## Configuration surface

Files this tool reads on the host. Anything written here changes what the agent does next.

- `fx-settings` — User profile settings
    - win32: `${USERPROFILE}\.fx\settings.json`
    - darwin: `${HOME}/.fx/settings.json`
    - linux: `${HOME}/.fx/settings.json`
- `fx-mcp` — User-level MCP servers
    - win32: `${USERPROFILE}\.fx\mcp.json`
    - darwin: `${HOME}/.fx/mcp.json`
    - linux: `${HOME}/.fx/mcp.json`
- `fx-project` — Project configuration (.fx.json)
    - win32: `${PROJECT}\.fx.json`
    - darwin: `${PROJECT}/.fx.json`
    - linux: `${PROJECT}/.fx.json`

## Related AI tools

- [5ire](https://catalog.anomity.ai/agent/5ire) — risk 10 (low)
- [9Router](https://catalog.anomity.ai/agent/9router) — risk 10 (low)
- [AdaL](https://catalog.anomity.ai/agent/adal) — risk 10 (low)
- [Agent Orchestrator](https://catalog.anomity.ai/agent/agent-orchestrator) — risk 10 (low)
- [Agent Zero](https://catalog.anomity.ai/agent/agent-zero) — risk 10 (low)
- [AIChat](https://catalog.anomity.ai/agent/aichat) — risk 10 (low)

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Source: Anomity Security Database (https://catalog.anomity.ai/). Scoring methodology: https://catalog.anomity.ai/about. Machine-readable index: https://catalog.anomity.ai/llms.txt · https://catalog.anomity.ai/openapi.json