Security
Ed25519 / X25519 Keygen and Signature Verifier
Generate Ed25519 or X25519 keypairs from random or deterministic seed text, then sign or verify messages
json· JSON resultOpen tool
Quick start
Call this tool from your code in three languages.
cURL
curl -X POST 'https://api.elysiatools.com/en/api/tools/ed25519-x25519-keygen-signature-verifier' \
-H 'Content-Type: application/json' \
-d '{"operation":"generate","algorithm":"ed25519","encoding":"base58","seedText":"my team release signing seed 2026","message":"Message to sign or verify","secretKey":"Secret key in the selected encoding","publicKey":"Public key in the selected encoding","signature":"Signature in the selected encoding"}'API reference
Send a POST request with your inputs as JSON. File parameters require a separate upload first.
Endpoint
HTTP
POST https://api.elysiatools.com/en/api/tools/ed25519-x25519-keygen-signature-verifierParameters
| Name | Type | Required | Description |
|---|---|---|---|
| operation | select | Yes | — |
| algorithm | select | Yes | — |
| encoding | select | Yes | — |
| seedText | textarea | No | — |
| message | textarea | No | — |
| secretKey |
MCP integration
Add this tool to your Model Context Protocol server so AI agents can list and call it.
Server configuration
Add this block to your MCP client configuration:
mcp.json
{
"mcpServers": {
"elysiatools-ed25519-x25519-keygen-signature-verifier": {
"name": "ed25519-x25519-keygen-signature-verifier",
"description": "Generate Ed25519 or X25519 keypairs from random or deterministic seed text, then sign or verify messages",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=ed25519-x25519-keygen-signature-verifier",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}List available tools
After connecting to the SSE endpoint, list the exposed tools:
tools/list
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Call this tool
Invoke the tool by its id, passing arguments built from its parameters:
tools/call
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "ed25519-x25519-keygen-signature-verifier",
"arguments": {
"operation": "generate",
"algorithm": "ed25519",
"encoding": "base58",
"seedText": "my team release signing seed 2026",
"message": "Message to sign or verify",
"secretKey": "Secret key in the selected encoding",
"publicKey": "Public key in the selected encoding",
"signature": "Signature in the selected encoding"
}
}
}Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).