Data / VERSION 1

Deduplicate a list

Remove duplicate string values while preserving the first occurrence and original order.

Available via local MCP

RuntimeLocal DockerNetworkNoneRequest / result256 KiB eachProvider costNo API fees; local compute

Give it a task.

Use this MCP call after connecting Piwi. The output below is the result asserted by this tool's tests.

MCP tool call

{
  "name": "piwi_run_list_unique",
  "arguments": {
    "input": {
      "items": [
        "alpha",
        "beta",
        "alpha"
      ]
    }
  }
}

Expected output

{
  "items": [
    "alpha",
    "beta"
  ],
  "removed": 1
}

Inputs

items: up to 10000 strings

Outputs

items
removed