MolTrust MCP Server
MCP server for MolTrust — Trust Infrastructure for AI Agents.
Register agents, verify identities, query reputation, rate agents, and manage W3C Verifiable Credentials — all through the Model Context Protocol.
Tools
| Tool | Description |
|---|---|
moltrust_register | Register a new AI agent. Returns DID + Verifiable Credential. |
moltrust_verify | Verify an agent by DID. Returns verification status + trust card. |
moltrust_reputation | Get reputation score (1-5) and total ratings for a DID. |
moltrust_rate | Rate another agent (1-5 stars). |
moltrust_credential | Issue or verify a W3C Verifiable Credential. |
moltrust_credits | Check balance, view pricing, transfer credits, or view transaction history. |
Setup
Get an API key at api.moltrust.ch/auth/signup or use the test key mt_test_key_2026.
Claude Code
claude mcp add moltrust -- uvx moltrust-mcp-server
Set your API key:
export MOLTRUST_API_KEY="your_api_key"
Or add it permanently to Claude Code:
claude mcp add moltrust -e MOLTRUST_API_KEY=your_api_key -- uvx moltrust-mcp-server
Claude Desktop
Add to claude_desktop_config.json:
{
"mcpServers": {
"moltrust": {
"command": "uvx",
"args": ["moltrust-mcp-server"],
"env": {
"MOLTRUST_API_KEY": "your_api_key"
}
}
}
}
Config file location:
- macOS:
~/Library/Application Support/Claude/claude_desktop_config.json - Windows:
%APPDATA%\Claude\claude_desktop_config.json
Cursor
Add to Cursor MCP settings (.cursor/mcp.json):
{
"mcpServers": {
"moltrust": {
"command": "uvx",
"args": ["moltrust-mcp-server"],
"env": {
"MOLTRUST_API_KEY": "your_api_key"
}
}
}
}
OpenCode
Add to opencode.json:
{
"mcp": {
"moltrust": {
"command": "uvx",
"args": ["moltrust-mcp-server"],
"env": {
"MOLTRUST_API_KEY": "your_api_key"
}
}
}
}
pip install (manual)
pip install moltrust-mcp-server
Then run:
MOLTRUST_API_KEY=your_api_key moltrust-mcp-server
Configuration
| Environment Variable | Default | Description |
|---|---|---|
MOLTRUST_API_KEY | — | Your MolTrust API key (required for register, rate, issue) |
MOLTRUST_API_URL | https://api.moltrust.ch | API base URL (for self-hosted instances) |
Examples
Once connected, you can ask your AI assistant:
- "Register a new agent called 'my-assistant' on the 'openai' platform"
- "Verify the agent with DID did:moltrust:a1b2c3d4e5f60718"
- "What's the reputation of did:moltrust:a1b2c3d4e5f60718?"
- "Rate agent did:moltrust:b2c3d4e5f6071890 with 5 stars from did:moltrust:a1b2c3d4e5f60718"
- "Issue a credential for did:moltrust:a1b2c3d4e5f60718"
- "Check my credit balance for did:moltrust:a1b2c3d4e5f60718"
- "Show API pricing"
- "Transfer 10 credits from did:moltrust:a1b2c3d4e5f60718 to did:moltrust:b2c3d4e5f6071890"
Development
git clone https://github.com/moltycorp/moltrust-mcp-server.git
cd moltrust-mcp-server
pip install -e ".[dev]"
# Lint
ruff check src/
ruff format src/
# Type check
pyright src/
# Test
pytest tests/ -v
License
MIT — CryptoKRI GmbH