Format Conversion
Convert text to and from hexadecimal strings with flexible spacing, prefix (0x/\x/U+), and case options
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/hex-to-string' \
-H 'Content-Type: application/json' \
-d '{"inputText":"Enter text or hex string (e.g. 48 65 6c 6c 6f)...","operation":"encode","encoding":"utf-8","prefix":"none","case":"lower","separator":"space"}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/hex-to-string| Name | Type | Required | Description |
|---|---|---|---|
| inputText | textarea | Yes | — |
| operation | select | Yes | — |
| encoding | select | No | — |
| prefix | select | No | — |
| case | select | No | — |
| separator |
Add this tool to your Model Context Protocol server so AI agents can list and call it.
Add this block to your MCP client configuration:
{
"mcpServers": {
"elysiatools-hex-to-string": {
"name": "hex-to-string",
"description": "Convert text to and from hexadecimal strings with flexible spacing, prefix (0x/\\x/U+), and case options",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=hex-to-string",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}After connecting to the SSE endpoint, list the exposed tools:
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Invoke the tool by its id, passing arguments built from its parameters:
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "hex-to-string",
"arguments": {
"inputText": "Enter text or hex string (e.g. 48 65 6c 6c 6f)...",
"operation": "encode",
"encoding": "utf-8",
"prefix": "none",
"case": "lower",
"separator": "space"
}
}
}Questions or issues? Contact [email protected]
| select |
| No |
| — |
Text result
{
"result": "Processed text content",
"error": "Error message (optional)",
"message": "Notification message (optional)",
"metadata": {
"key": "value"
}
}