Development
Decode lexically sortable IDs losslessly with BigInt: ULID (Crockford base32), KSUID (base62), NanoID, MongoDB ObjectId, and Discord/Twitter/Sonyflake Snowflakes — with ISO timestamps, raw hex, bit-level field breakdowns and birthday-bound collision probabilities.
Call this tool from your code in three languages.
curl -X POST 'http://127.0.0.1:3003/en/api/tools/ulid-nanoid-ksuid-snowflake-id-decoder' \
-H 'Content-Type: application/json' \
-d '{"ids":"01ARZ3NDEKTSV4RRFFQ69G5FAV\n0ujtsYcgvSTl8PAuAdqWYSMnLOv\n175928847299117063","format":"auto","collisionCount":1000000}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST http://127.0.0.1:3003/en/api/tools/ulid-nanoid-ksuid-snowflake-id-decoder| Name | Type | Required | Description |
|---|---|---|---|
| ids | textarea | Yes | — |
| format | select | No | — |
| collisionCount | number | No | Number of IDs assumed generated inside one time window when estimating collision probability. |
HTML result
{
"result": "<div>Processed HTML content</div>",
"error": "Error message (optional)",
"message": "Notification message (optional)",
"metadata": {
"key": "value"
}
}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-ulid-nanoid-ksuid-snowflake-id-decoder": {
"name": "ulid-nanoid-ksuid-snowflake-id-decoder",
"description": "Decode lexically sortable IDs losslessly with BigInt: ULID (Crockford base32), KSUID (base62), NanoID, MongoDB ObjectId, and Discord/Twitter/Sonyflake Snowflakes — with ISO timestamps, raw hex, bit-level field breakdowns and birthday-bound collision probabilities.",
"baseUrl": "http://127.0.0.1:3003/mcp/sse?toolId=ulid-nanoid-ksuid-snowflake-id-decoder",
"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": "ulid-nanoid-ksuid-snowflake-id-decoder",
"arguments": {
"ids": "01ARZ3NDEKTSV4RRFFQ69G5FAV\n0ujtsYcgvSTl8PAuAdqWYSMnLOv\n175928847299117063",
"format": "auto",
"collisionCount": 1000000
}
}
}Questions or issues? Contact [email protected]