# Hats Protocol MCP Server MCP server

Agent View of the PolicyLayer registry record for Hats Protocol MCP Server: identity, probed posture, risk grade, and all 11 tools classified. HTML page: https://policylayer.com/tools/dennisonbertram-mcp-hats

## Facts

- Server id: `dennisonbertram/mcp-hats`
- Homepage: https://github.com/dennisonbertram/mcp-hats
- Registry record: grade F, identity unverified
- Lifecycle: active
- Rate-limited: no
- Tools: 11
- Tool categories present: Destructive, Financial, Read, Write
- Tags: dennisonbertram mcp hats, payments, admin
- Record last modified: 2026-08-02T02:33:10.531Z

## Tools (11)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `prepare-burn-hat` | Destructive | Critical | https://policylayer.com/tools/dennisonbertram-mcp-hats/prepare-burn-hat.md |
| `check-hat-wearer` | Read | Low | https://policylayer.com/tools/dennisonbertram-mcp-hats/check-hat-wearer.md |
| `get-hat-details` | Read | Low | https://policylayer.com/tools/dennisonbertram-mcp-hats/get-hat-details.md |
| `get-tree-structure` | Read | Low | https://policylayer.com/tools/dennisonbertram-mcp-hats/get-tree-structure.md |
| `list-networks` | Read | Low | https://policylayer.com/tools/dennisonbertram-mcp-hats/list-networks.md |
| `query-hats-by-wearer` | Read | Low | https://policylayer.com/tools/dennisonbertram-mcp-hats/query-hats-by-wearer.md |
| `prepare-create-hat` | Write | Medium | https://policylayer.com/tools/dennisonbertram-mcp-hats/prepare-create-hat.md |
| `prepare-mint-hat` | Write | Medium | https://policylayer.com/tools/dennisonbertram-mcp-hats/prepare-mint-hat.md |
| `prepare-mint-top-hat` | Write | Medium | https://policylayer.com/tools/dennisonbertram-mcp-hats/prepare-mint-top-hat.md |
| `prepare-transfer-hat` | Write | Medium | https://policylayer.com/tools/dennisonbertram-mcp-hats/prepare-transfer-hat.md |
| `set-api-key` | Write | Medium | https://policylayer.com/tools/dennisonbertram-mcp-hats/set-api-key.md |

## Tool descriptions

- `prepare-burn-hat` — Prepare a transaction to burn (remove) a hat from a wearer
- `check-hat-wearer` — Check if an address is currently wearing a specific hat and in good standing
- `get-hat-details` — Get comprehensive details about a specific hat including metadata, supply, modules, and hierarchy
- `get-tree-structure` — Visualize the hierarchical structure of a hat tree with multiple output formats
- `list-networks` — List all supported blockchain networks with their configurations
- `query-hats-by-wearer` — Find all hats currently worn by a specific address, grouped by tree with metadata
- `prepare-create-hat` — Prepare a transaction to create a new hat in the Hats Protocol hierarchy
- `prepare-mint-hat` — Prepare a transaction to mint (assign) a hat to a wearer
- `prepare-mint-top-hat` — Prepare a transaction to create an entirely new hat tree with a top hat
- `prepare-transfer-hat` — Prepare a transaction to transfer a hat from one wearer to another
- `set-api-key` — Set an API key for RPC or subgraph services (stored securely)

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- Allmcp (501 tools) — https://policylayer.com/tools/allmcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=dennisonbertram-mcp-hats · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/dennisonbertram-mcp-hats