Anthropic MCP Server

A Type 3 DAuth MCP server for Anthropic API. Provides access to Claude models, message creation, token counting, and batch processing.

Features

• List Models — View available Claude models

• Create Message — Chat with Claude

• Count Tokens — Calculate token usage for text

• Create Batch — Submit batch jobs for async processing

• Get Batch — Check batch job status

• Cancel Batch — Cancel a running batch

Related MCP server: server-anthropic

Authentication

This server uses Type 3 DAuth (Dedalus Auth) — your API key is encrypted client-side and decrypted in a secure Dedalus enclave.

Get Your Anthropic API Key

1. Go to https://console.anthropic.com/settings/keys

2. Create a new API key

3. Copy the key

Installation

git clone https://github.com/dedalus-labs/anthropic-mcp.git
cd anthropic-mcp
pip install -e .
cp .env.example .env
# Edit .env and add ANTHROPIC_API_KEY

Available Tools

anthropic_list_models

List available Claude models.

anthropic_list_models()

anthropic_create_message

Create a message with Claude.

anthropic_create_message(
    model="claude-sonnet-4-20250514",
    messages=[{"role": "user", "content": "Hello!"}],
    max_tokens=500,
    temperature=1.0,
)

anthropic_count_tokens

Count tokens in text.

anthropic_count_tokens(
    text="Hello, world!",
    model="claude-3-5-sonnet-20241022",
)

anthropic_create_batch

Create a batch job.

anthropic_create_batch(
    requests=[
        {"model": "claude-sonnet-4-20250514", "messages": [{"role": "user", "content": "Hi"}]},
    ],
    metadata={"source": "mcp"},
)

anthropic_get_batch

Get batch status.

anthropic_get_batch(batch_id="batch-id-here")

anthropic_cancel_batch

Cancel a batch.

anthropic_cancel_batch(batch_id="batch-id-here")

Cost & Rate Limits

Anthropic uses per-token pricing. Check https://anthropic.com/pricing for current rates.

Deploy to Dedalus

1. Push to GitHub (public repo)

2. Go to https://www.dedaluslabs.ai/dashboard

3. Add Server → Connect GitHub repo

4. Set ANTHROPIC_API_KEY as Required Credential

5. Deploy

License

MIT