How to Use the AI21 Labs MCP in Claude Code

Q: How do I connect Claude Code to AI21 Labs?

Run claude mcp add --transport http ai21-labs -- in your terminal. Make sure all flags precede the server name. The configuration saves automatically to your /.claude.json file.

Q: Can I use AI21 Labs to answer questions about my local files in Claude Code?

Yes. The agent uses ai21contextualanswers to read your text files and extract specific facts. It outputs the direct answer straight to stdout.

Pipe terminal output into AI21 Labs via Claude Code to summarize logs, segment text, and correct documentation.

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Connect AI21 Labs MCP to Claude Code

Create your Vinkius account to connect AI21 Labs to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup AI21 Labs with Claude Code

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ChatGPT

Claude

Perplexity

Condense server logs in the CLI

The `ai21_summarize_text` tool turns massive error dumps into readable paragraphs right in your terminal. You pipe a failing CI job output into the agent and ask for the root cause. Claude Code sends the block to the API and returns a tight summary. If the log file spans multiple unrelated services, the agent calls `ai21_segment_text` to split the output by topic before analyzing the failures.

Query docs via MCP Server

Using `ai21_contextual_answers`, your AI client extracts exact parameters from local configuration files. You do not need to open a browser to figure out how to structure a payload. You tell the agent to read your API spec and find the authentication headers. It pulls the file, runs the query against the context, and prints the exact curl command you need to proceed.

Fix text in automated pipelines

Commands like `ai21_grammar_correction` and `ai21_paraphrase_text` allow you to clean up generated reports before they get published. You run a script that generates a daily status update, then pass it to the agent for review. The system applies stylistic fixes using `ai21_text_improvements` and overwrites the draft file. You can also manage remote context by triggering `ai21_delete_file` or `ai21_list_files` through the MCP server directly from your bash environment.

Setup guide

Set up AI21 Labs MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see ai21-labs-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest AI21 Labs transactions." It will automatically discover and invoke the available AI21 Labs tools.

Terminal

claude mcp add --transport http ai21-labs-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

Get your connection token →

Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the AI21 Labs MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "ai21-labs-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by AI21 Labs. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about AI21 Labs MCP in Claude Code

Run `claude mcp add --transport http ai21-labs -- ` in your terminal. Make sure all flags precede the server name. The configuration saves automatically to your `~/.claude.json` file.

Yes. The agent uses `ai21_contextual_answers` to read your text files and extract specific facts. It outputs the direct answer straight to stdout.

You ask the CLI to check your current documents, and it executes `ai21_list_files`. It prints the directory contents in your terminal without requiring a separate API script.

Feed your text file to the agent and request a rewrite. It triggers `ai21_paraphrase_text` and pipes the altered content back to you, ready to be saved or pushed.

Vinkius hosts the connection in a secure, ephemeral environment. The system only sees the specific log chunks, error traces, or markdown files you pipe into the tools, and retains nothing after the process exits.

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