MCP server

GPT OSS 20B Heretic Chat

hf/locojefe/gpt-oss-20b-heretic-demo

Checked 28 Oct 2026, 09:04 UTC · Hugging Face reports it running

Chat with p-e-w/gpt-oss-20b-heretic on ZeroGPU

Website

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

28 Oct 2026, 09:04 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http gpt-oss-20b-heretic-demo https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.gpt-oss-20b-heretic-demo]
url = "https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/"

Gemini CLI

{"mcpServers":{"gpt-oss-20b-heretic-demo":{"httpUrl":"https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/"}}}

Cursor

{"mcpServers":{"gpt-oss-20b-heretic-demo":{"url":"https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/"}}}

VS Code

{"servers":{"gpt-oss-20b-heretic-demo":{"type":"http","url":"https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/"}}}

Antigravity

agy mcp add gpt-oss-20b-heretic-demo https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"gpt-oss-20b-heretic-demo","server_url":"https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"gpt-oss-20b-heretic-demo","server_url":"https://locojefe-gpt-oss-20b-heretic-demo.hf.space/gradio_api/mcp/"}

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