MCP Tools DirectoryAbout this integration
MCP server for local transaction signing on EVM, UTXO, Tron, and XRP — no API calls needed
- Transport
- stdio
- Authentication
- none
- Initial setup
- none
- Runtime
- unattended
- Evidence
- documented
- Version
- 0.4.0
- Package
- @cryptoapis-io/mcp-signer
- Last compatibility test
- Not independently tested
Connect your agent
@cryptoapis-io/mcp-signerPublisher README and executable manifest reviewed offline; package and provider endpoints were not executed or independently security-audited. Private keys remain sensitive tool inputs; qualification does not endorse placing them in model-visible conversations.
Capabilities: Sign EVM transactions and typed data, Sign UTXO, Tron, XRP, and Kaspa transactions, Partially sign Solana payment transactions
Connected profiles
Additional details
io.github.CryptoAPIs-io/mcp-signer
Source ↗ · Checked 2026-09-170.4.0
Source ↗ · Checked 2026-09-17CC0-1.0; package licenses are separate
Source ↗ · Checked 2026-09-17npm
Source ↗ · Checked 2026-09-17@cryptoapis-io/mcp-signer
Source ↗ · Checked 2026-09-190.4.0
Source ↗ · Checked 2026-09-19Publisher documents a client-launched, non-interactive local MCP process. The local-only server is launched with npx and communicates exclusively over stdio.
Source ↗ · Checked 2026-09-19No service authentication is required; private signing material is provided per tool call and is not a persistent connection credential.
Source ↗ · Checked 2026-09-19The local-only server is launched with npx and communicates exclusively over stdio.
Source ↗ · Checked 2026-09-19Publisher documentation reviewed; package and integration endpoint not executed or independently security-audited.
Source ↗ · Checked 2026-09-19