React Tools

20 tools. 5 can modify or destroy data without limits.

5 write tools that can modify data. Rate limits recommended.

Last updated:

5 can modify or destroy data
15 read-only
20 tools total

Community server · catalogue entry verified 11/06/2026

How to control React Tools ↓

What React Tools exposes to your agents

Read (15) Write / Execute (5) Destructive / Financial (0)
High Risk

The most dangerous React Tools tools

5 of React Tools's 20 tools can modify, destroy, or commit something on every call — and an agent calls them with no built-in limits.

How to control React Tools

PolicyLayer is an MCP gateway — it sits between your AI agents and React Tools, and nothing reaches the server without passing your rules. These are the rules we recommend:

Rate limit write operations
{
  "fill_field": {
    "limits": [
      {
        "counter": "fill_field_per_hour",
        "window": "hour",
        "max": 30,
        "scope": "grant"
      }
    ]
  }
}

Prevents bulk unintended modifications from agents caught in loops.

Cap read operations
{
  "client_status": {
    "limits": [
      {
        "counter": "client_status_per_minute",
        "window": "minute",
        "max": 60,
        "scope": "grant"
      }
    ]
  }
}

Controls API costs and prevents retry loops from exhausting upstream rate limits.

  1. Create a free account and register React Tools — nothing to install.
  2. Add these rules — paste them, or build them visually. Tune the limits to your setup.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
ENFORCE POLICY ON REACT TOOLS →

Free to start. No card required.

All 20 React Tools tools

Related servers

Other MCP servers with similar tools — same risk classification, starter policies for each.

Questions about React Tools

How do I prevent bulk modifications through React Tools? +

The React Tools server has 2 write tools including fill_field, submit_form. Set a rate limit in your policy -- for example, 10 calls per hour prevents an agent from making more than 10 modifications per hour. PolicyLayer enforces this at the gateway, before calls reach React Tools.

How many tools does the React Tools MCP server expose? +

20 tools across 3 categories: Execute, Read, Write. 15 are read-only. 5 can modify, create, or delete data.

How do I enforce a policy on React Tools? +

Register the React Tools MCP server in PolicyLayer, apply the suggested rules above (adjust the limits to your use case), and point your AI client at the PolicyLayer proxy URL instead of the server directly. Your agents keep the same tools; PolicyLayer evaluates every call against policy before it executes. Nothing to install, live in minutes.

Enforce policy on every React Tools tool call.

Deterministic rules across all 20 React Tools tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

20 React Tools tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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