# \#mcp **URL:** https://forum.elixirforum.com/tag/mcp/4595.md [Latest](https://forum.elixirforum.com/latest.md) · [Categories](https://forum.elixirforum.com/categories.md) · [Tags](https://forum.elixirforum.com/tags.md) --- ## [otp\_debug\_mcp - let an AI agent debug your live BEAM nodes, safely](https://forum.elixirforum.com/t/otp-debug-mcp-let-an-ai-agent-debug-your-live-beam-nodes-safely/77138)
**Author:** [@ayarodionov](https://forum.elixirforum.com/u/ayarodionov)\ **Replies:** 0\ **Last updated:** [October 24, 2026, 5:05am UTC](https://forum.elixirforum.com/t/otp-debug-mcp-let-an-ai-agent-debug-your-live-beam-nodes-safely/77138 "2026-10-24T05:05:47Z")
otp\_debug\_mcp: let an AI agent debug a live BEAM node (MCP server) AI agents write more and more of our code, and many bugs only show up in the running system. On the BEAM that system can be inspected while it runs: dis… --- ## [A local in-memory AST graph of your code for AI agents, built in 100% Elixir (No Python, no ridiculous dependencies)](https://forum.elixirforum.com/t/a-local-in-memory-ast-graph-of-your-code-for-ai-agents-built-in-100-elixir-no-python-no-ridiculous-dependencies/76823)
**Author:** [@spasm-myelixlabs](https://forum.elixirforum.com/u/spasm-myelixlabs)\ **Replies:** 13\ **Last updated:** [October 14, 2026, 5:14pm UTC](https://forum.elixirforum.com/t/a-local-in-memory-ast-graph-of-your-code-for-ai-agents-built-in-100-elixir-no-python-no-ridiculous-dependencies/76823 "2026-10-14T17:14:11Z")
Hey everyone, We’re a tiny dev team, and we wanted to share something we’ve been building and dogfooding internally for months: Synapse MCP. It’s an open-spec Model Context Protocol (MCP) server that sits between your l… --- ## [Beamlet - an Elixir server your AI agent builds from the inside](https://forum.elixirforum.com/t/beamlet-an-elixir-server-your-ai-agent-builds-from-the-inside/76971)
**Author:** [@aaronrussell](https://forum.elixirforum.com/u/aaronrussell)\ **Replies:** 6\ **Last updated:** [October 9, 2026, 5:05pm UTC](https://forum.elixirforum.com/t/beamlet-an-elixir-server-your-ai-agent-builds-from-the-inside/76971 "2026-10-09T17:05:35Z")
Beamlet is an Elixir server that your AI agent builds from the inside. Connect your favourite AI client over MCP and ask for a page, an API or a small app. The agent writes it as Elixir modules that become part of your r… --- ## [Ragex - Hybrid Retrieval-Augmented Generation for Multi-Language Codebases](https://forum.elixirforum.com/t/ragex-hybrid-retrieval-augmented-generation-for-multi-language-codebases/73864)
**Author:** [@mudasobwa](https://forum.elixirforum.com/u/mudasobwa)\ **Replies:** 9\ **Last updated:** [September 9, 2026, 12:40pm UTC](https://forum.elixirforum.com/t/ragex-hybrid-retrieval-augmented-generation-for-multi-language-codebases/73864 "2026-09-09T12:40:21Z")
Ragex is an MCP (Model Context Protocol) server that analyzes codebases using compiler output and language-native tools to build comprehensive knowledge graphs. It enables natural language querying of code structure, rel… --- ## [NexusMCP - MCP server library with per-session GenServer architecture](https://forum.elixirforum.com/t/nexusmcp-mcp-server-library-with-per-session-genserver-architecture/74548)
**Author:** [@Dmk](https://forum.elixirforum.com/u/Dmk)\ **Replies:** 2\ **Last updated:** [July 1, 2026, 3:05pm UTC](https://forum.elixirforum.com/t/nexusmcp-mcp-server-library-with-per-session-genserver-architecture/74548 "2026-07-01T15:05:24Z")
Hey everyone, I’ve just published NexusMCP, an MCP (Model Context Protocol) server library for Elixir. Why another MCP library? When I needed to add MCP to a production app a few months back, I tried the existing optio… --- ## [The Right Tool for Code Mode: a BEAM-native Lisp sandbox for MCP tools](https://forum.elixirforum.com/t/the-right-tool-for-code-mode-a-beam-native-lisp-sandbox-for-mcp-tools/75483)
**Author:** [@andreasronge](https://forum.elixirforum.com/u/andreasronge)\ **Replies:** 0\ **Last updated:** [May 25, 2026, 1:43pm UTC](https://forum.elixirforum.com/t/the-right-tool-for-code-mode-a-beam-native-lisp-sandbox-for-mcp-tools/75483 "2026-05-25T13:43:54Z")
Hi there I’ve been working on ptc\_runner MCP - a standalone MCP server that aggregates upstream MCP tools and exposes them via a Clojure like REPL as code mode. The post is about why I think code mode should use a sma… --- ## [Anubis (formerly Hermes) MCP - Model Context Protocol Implementation for Elixir](https://forum.elixirforum.com/t/anubis-formerly-hermes-mcp-model-context-protocol-implementation-for-elixir/71410)
**Author:** [@zoedsoupe](https://forum.elixirforum.com/u/zoedsoupe)\ **Replies:** 27\ **Last updated:** [April 11, 2026, 11:41am UTC](https://forum.elixirforum.com/t/anubis-formerly-hermes-mcp-model-context-protocol-implementation-for-elixir/71410 "2026-04-11T11:41:28Z")
update (since 2025-07-24) the project got forked and rebranded to anubis-mcp, since i not on CloudWalk anymore and can’t ensure they will have interest of maintaining the original project. the fork happened from the v0.1… --- ## [Ectomancer - Auto-generate MCP tools from Ecto schemas](https://forum.elixirforum.com/t/ectomancer-auto-generate-mcp-tools-from-ecto-schemas/74695)
**Author:** [@GustavoZiaugra](https://forum.elixirforum.com/u/GustavoZiaugra)\ **Replies:** 0\ **Last updated:** [March 17, 2026, 5:39pm UTC](https://forum.elixirforum.com/t/ectomancer-auto-generate-mcp-tools-from-ecto-schemas/74695 "2026-03-17T17:39:48Z")
Ectomancer automatically exposes Phoenix/Ecto applications as MCP (Model Context Protocol) servers, making them conversationally operable by AI assistants like Claude with minimal configuration. Key Features Zero-Confi… --- ## [3 Q&A agents that answer Elixir, Phoenix, and Fly.io questions from the actual docs, live now, free to try](https://forum.elixirforum.com/t/3-q-a-agents-that-answer-elixir-phoenix-and-fly-io-questions-from-the-actual-docs-live-now-free-to-try/74663)
**Author:** [@renl](https://forum.elixirforum.com/u/renl)\ **Replies:** 0\ **Last updated:** [March 15, 2026, 5:26pm UTC](https://forum.elixirforum.com/t/3-q-a-agents-that-answer-elixir-phoenix-and-fly-io-questions-from-the-actual-docs-live-now-free-to-try/74663 "2026-03-15T17:26:29Z")
I built three Q&A agents backed by official documentation that any AI coding assistant can query through MCP. They’re live right now: Elixir — 329 docs, 7,312 chunks (extracted via ExDoc) Phoenix Framework — 166 docs, … --- ## [EMCP - A Model Context Protocol (MCP) Server for Elixir](https://forum.elixirforum.com/t/emcp-a-model-context-protocol-mcp-server-for-elixir/74230)
**Author:** [@PJUllrich](https://forum.elixirforum.com/u/PJUllrich)\ **Replies:** 12\ **Last updated:** [February 23, 2026, 1:45pm UTC](https://forum.elixirforum.com/t/emcp-a-model-context-protocol-mcp-server-for-elixir/74230 "2026-02-23T13:45:34Z")
Hey folks! I built (yet another) MCP server implementation in Elixir yesterday: EMCP I wanted to have something super simple that I can easily maintain and bugfix. It uses the official modelcontextprotocol/ruby-sdk lib… --- ## [Erl\_dist\_mcp - An MCP server for distribution](https://forum.elixirforum.com/t/erl-dist-mcp-an-mcp-server-for-distribution/74338)
**Author:** [@jimsynz](https://forum.elixirforum.com/u/jimsynz)\ **Replies:** 5\ **Last updated:** [February 19, 2026, 9:11am UTC](https://forum.elixirforum.com/t/erl-dist-mcp-an-mcp-server-for-distribution/74338 "2026-02-19T09:11:36Z")
erl\_dist\_mcp — Give your AI assistant direct access to your running BEAM nodes Hey all, I’ve just released erl\_dist\_mcp, an MCP server that connects AI assistants directly to your Erlang/BEAM nodes via the distribution … --- ## [Ptc\_runner - Programmatic Tool Calling for LLM agents without Python sandbox](https://forum.elixirforum.com/t/ptc-runner-programmatic-tool-calling-for-llm-agents-without-python-sandbox/74292)
**Author:** [@andreasronge](https://forum.elixirforum.com/u/andreasronge)\ **Replies:** 0\ **Last updated:** [February 12, 2026, 6:21pm UTC](https://forum.elixirforum.com/t/ptc-runner-programmatic-tool-calling-for-llm-agents-without-python-sandbox/74292 "2026-02-12T18:21:36Z")
Build LLM agents that write and execute programs instead of reading data. ptc\_runner lets LLMs generate PTC-Lisp programs that run deterministically in sandboxed BEAM processes — no Python runtime, no Docker containers. … --- ## [ClaudeCode - Agentic AI for Elixir Applications](https://forum.elixirforum.com/t/claudecode-agentic-ai-for-elixir-applications/73911)
**Author:** [@guess](https://forum.elixirforum.com/u/guess)\ **Replies:** 0\ **Last updated:** [January 8, 2026, 12:34am UTC](https://forum.elixirforum.com/t/claudecode-agentic-ai-for-elixir-applications/73911 "2026-01-08T00:34:05Z")
Hi! I’ve been building ClaudeCode, an SDK that lets you embed Claude as an agent in your Elixir apps - not just a chatbot, but an AI that can take actions. The Problem Most AI integrations are text-in/text-out. Building… --- ## [LangChain MCP - Connect LLM Agents to Model Context Protocol Servers](https://forum.elixirforum.com/t/langchain-mcp-connect-llm-agents-to-model-context-protocol-servers/73590)
**Author:** [@monte](https://forum.elixirforum.com/u/monte)\ **Replies:** 0\ **Last updated:** [December 9, 2025, 2:21am UTC](https://forum.elixirforum.com/t/langchain-mcp-connect-llm-agents-to-model-context-protocol-servers/73590 "2025-12-09T02:21:22Z")
Hi everyone! I’ve released langchain\_mcp v0.2.0 - an addon to LangChain that connects your agents with the growing ecosystem of Model Context Protocol (MCP) servers. This library acts as a bridge, automatically discove… --- ## [Tidewave has just been announced by José Valim](https://forum.elixirforum.com/t/tidewave-has-just-been-announced-by-jose-valim/70674)
**Author:** [@NickGnd](https://forum.elixirforum.com/u/NickGnd)\ **Replies:** 41\ **Last updated:** [September 10, 2025, 4:42am UTC](https://forum.elixirforum.com/t/tidewave-has-just-been-announced-by-jose-valim/70674 "2025-09-10T04:42:17Z")
Hey :waving\_hand: Tidewave has just been announced by José Valim :fire: Watch Tidewave transform Claude Desktop into an agent by running a MCP server in your web app! https://x.com/josevalim/status/191… --- ## [Vancouver - easily add MCP tools to your phoenix/bandit server](https://forum.elixirforum.com/t/vancouver-easily-add-mcp-tools-to-your-phoenix-bandit-server/71259)
**Author:** [@tyr0](https://forum.elixirforum.com/u/tyr0)\ **Replies:** 17\ **Last updated:** [June 25, 2025, 3:57pm UTC](https://forum.elixirforum.com/t/vancouver-easily-add-mcp-tools-to-your-phoenix-bandit-server/71259 "2025-06-25T15:57:31Z")
Vancouver makes it easy to add Model Context Protocol (MCP) functionality to your Phoenix/Bandit server. Vancouver handles initialization, request validation, and offers helper functions to simplify the creation of MCP t… --- ## [Thinking Elixir 257 - Runtime Intelligence and MCP Servers](https://forum.elixirforum.com/t/thinking-elixir-257-runtime-intelligence-and-mcp-servers/71323)
**Author:** [@brainlid](https://forum.elixirforum.com/u/brainlid)\ **Replies:** 0\ **Last updated:** [June 17, 2025, 12:37pm UTC](https://forum.elixirforum.com/t/thinking-elixir-257-runtime-intelligence-and-mcp-servers/71323 "2025-06-17T12:37:45Z")
Episode 257 of Thinking Elixir. News includes Elixir v1.19.0-rc.0 with significant type checking improvements and faster compile times, Gleam v1.11.0 delivering 30% faster JavaScript performance, the new Elixir Outreach … --- ## [Thinking Elixir 254 - Lua Scripting and Tidewave on Zed](https://forum.elixirforum.com/t/thinking-elixir-254-lua-scripting-and-tidewave-on-zed/70949)
**Author:** [@brainlid](https://forum.elixirforum.com/u/brainlid)\ **Replies:** 0\ **Last updated:** [May 20, 2025, 1:36pm UTC](https://forum.elixirforum.com/t/thinking-elixir-254-lua-scripting-and-tidewave-on-zed/70949 "2025-05-20T13:36:45Z")
Episode 254 of Thinking Elixir. News includes Hex 2.2.0 with the new :warn\_if\_outdated option for keeping dependencies updated, Honeybadger’s APM with built-in Elixir traces for major components, José Valim demonstrating… --- ## [Thinking Elixir 252 - Riding the Tidewave of AI-Enhanced Phoenix](https://forum.elixirforum.com/t/thinking-elixir-252-riding-the-tidewave-of-ai-enhanced-phoenix/70754)
**Author:** [@brainlid](https://forum.elixirforum.com/u/brainlid)\ **Replies:** 0\ **Last updated:** [May 6, 2025, 12:22pm UTC](https://forum.elixirforum.com/t/thinking-elixir-252-riding-the-tidewave-of-ai-enhanced-phoenix/70754 "2025-05-06T12:22:34Z")
Episode 252 of Thinking Elixir. News includes Tidewave, a new Phoenix MCP server that helps AI-enabled editors access application runtime, Chris McCord teasing his AI-enabled Phoenix app with LiveView hosted IDE features…