.. index:: single: mcp_server_stdio_transport
.. _mcp_server_stdio_transport/0:

.. rst-class:: right

**object**

``mcp_server_stdio_transport``
==============================

Implements the stdio transport for MCP servers. Reads newline-delimited JSON-RPC from the input stream and writes responses to the output stream. Supports specs 2025-06-18, 2025-11-25, and 2026-07-28 selected via the ``spec/1`` option and delegated to ``mcp_server_2025_06_18_spec``, ``mcp_server_2025_11_25_spec``, or ``mcp_server_2026_07_28_spec``.

| **Availability:** 
|    ``logtalk_load(mcp_server(loader))``

| **Author:** Paulo Moura
| **Version:** 1:0:0
| **Date:** 2026-08-31

| **Compilation flags:**
|    ``static, context_switching_calls``


| **Implements:**
|    ``public`` :ref:`mcp_server_transport_protocol <mcp_server_transport_protocol/0>`
| **Uses:**
|    :ref:`json_rpc <json_rpc/0>`
|    :ref:`list <list/0>`
|    :ref:`mcp_server_2026_07_28_spec <mcp_server_2026_07_28_spec/0>`

| **Remarks:**
|    (none)

| **Inherited public predicates:**
|     :ref:`mcp_server_transport_protocol/0::cleanup/0`  :ref:`mcp_server_transport_protocol/0::notify/1`  :ref:`mcp_server_transport_protocol/0::spec/1`  :ref:`mcp_server_transport_protocol/0::start/4`  

.. contents::
   :local:
   :backlinks: top

Public predicates
-----------------

(no local declarations; see entity ancestors if any)

Protected predicates
--------------------

(no local declarations; see entity ancestors if any)

Private predicates
------------------

.. index:: active_spec_object_/1
.. _mcp_server_stdio_transport/0::active_spec_object_/1:

``active_spec_object_/1``
^^^^^^^^^^^^^^^^^^^^^^^^^

Spec handler object selected for the current session.

| **Compilation flags:**
|    ``dynamic``

| **Template:**
|    ``active_spec_object_(SpecObject)``
| **Mode and number of proofs:**
|    ``active_spec_object_(-object_identifier)`` - ``zero_or_one``


------------

Operators
---------

(none)