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Just Prompt for VS Code: Setup & Config

VS Code: Just Prompt lets an MCP assistant consult several language models and preserve their answers.

What you can do with Just Prompt in VS Code

Keep model comparison, saved answers, and a panel's final decision within one MCP workflow.

  • Compare independently generated answers to one prompt without switching assistant integrations.
  • Ask a designated decision model to weigh a panel's responses.

Before you start: Just Prompt in VS Code

  • Python and uv
  • Local checkout with dependencies prepared using uv sync
  • Credentials for chosen hosted providers, or an Ollama endpoint

This is the minimal README launch, not uv sync alone, which only prepares dependencies. The dot refers to the checkout directory; use the checkout's path if the client starts elsewhere. Provider values can be supplied by environment or .env. The optional --default-models argument chooses fallback models.

Just Prompt VS Code configuration

  1. Choose VS Code configuration scope

    For Just Prompt, open Workspace: .vscode/mcp.json. Merge into servers; preserve existing inputs.

  2. Add Just Prompt to VS Code

    Use the just-prompt entry below in servers. Keep Just Prompt's documented stdio connection fields and your other VS Code entries.

  3. Check Just Prompt in VS Code

    Just Prompt: Start in VS Code’s MCP controls; inspect output and trust prompts.

Config file · Workspace: .vscode/mcp.json

JSON
{
  "servers": {
    "just-prompt": {
      "type": "stdio",
      "command": "uv",
      "args": [
        "--directory",
        ".",
        "run",
        "just-prompt"
      ],
      "env": {
        "OPENAI_API_KEY": "<credential if selecting OpenAI models>",
        "ANTHROPIC_API_KEY": "<credential if selecting Anthropic models>",
        "GEMINI_API_KEY": "<credential if selecting Gemini models>",
        "GROQ_API_KEY": "<credential if selecting Groq models>",
        "DEEPSEEK_API_KEY": "<credential if selecting DeepSeek models>",
        "OLLAMA_HOST": "<address of the Ollama instance to consult>"
      }
    }
  }
}

Just Prompt tools available to VS Code

Just Prompt's stored tool list documents 6 tools; compare it with VS Code's connected tool list, because the stored list is not a live check.

ceo_and_board

Look for ceo_and_board among VS Code's agent-mode tools after starting Just Prompt through the MCP controls.

Gather a panel's model responses, ask a designated model for a decision, and save the resulting files.

prompt_from_file_to_file

Look for prompt_from_file_to_file among VS Code's agent-mode tools after starting Just Prompt through the MCP controls.

Read a local prompt by absolute path and write model answers to Markdown output files.

prompt_from_file

Look for prompt_from_file among VS Code's agent-mode tools after starting Just Prompt through the MCP controls.

prompt

Look for prompt among VS Code's agent-mode tools after starting Just Prompt through the MCP controls.

Submit text directly to a chosen model set, falling back to configured models when omitted.

list_models

Look for list_models among VS Code's agent-mode tools after starting Just Prompt through the MCP controls.

list_providers

Look for list_providers among VS Code's agent-mode tools after starting Just Prompt through the MCP controls.

Just Prompt: full stored tool descriptions

Troubleshooting Just Prompt in VS Code

  • Make uv available in the workspace, container, or remote environment hosting Just Prompt. Start through VS Code's MCP controls; inspect output and trust prompts.
  • For Just Prompt, keep ANTHROPIC_API_KEY, DEEPSEEK_API_KEY, GEMINI_API_KEY, GROQ_API_KEY, OLLAMA_HOST, OPENAI_API_KEY out of version control; VS Code documents input variables and secret handling.
  • Just Prompt uses stdio here: VS Code must keep the configured process running; protocol output belongs on stdout and diagnostics on stderr.
  • Known limitation: File-based operations require absolute prompt and output paths.
  • Known limitation: Each hosted backend needs its own usable credential.
  • Known limitation: Reasoning suffixes are tied to documented models and provider-specific limits.
  • General VS Code troubleshooting lives in the /clients/vscode guide.

Just Prompt — details. VS Code guide

Frequently asked questions

For Just Prompt, edit workspace .vscode/mcp.json. VS Code requires servers rather than mcpServers; preserve the displayed type on each entry.

VS Code's just-prompt example uses stdio.

Just Prompt's VS Code configuration invokes uv.

VS Code's Just Prompt example references ANTHROPIC_API_KEY, DEEPSEEK_API_KEY, GEMINI_API_KEY, GROQ_API_KEY, OLLAMA_HOST, OPENAI_API_KEY. Check these names if startup or authentication fails; the example alone does not distinguish required from optional values.

Just Prompt's stored list contains 6 tools, including ceo_and_board, prompt_from_file_to_file, prompt_from_file. Compare those names with VS Code's connected tool list; the stored list is not a live check.

The configured default model list supplies the choices. Its first entry also participates in automatic correction of model names.

No. Startup reports providers with missing keys as unavailable while allowing use of the providers whose credentials are available.