@artemiskit/adapter-anthropic

Anthropic Claude adapter for ArtemisKit LLM evaluation toolkit.

Installation

npm install @artemiskit/adapter-anthropic
# or
bun add @artemiskit/adapter-anthropic

Overview

This adapter provides connectivity to Anthropic's Claude models via the Anthropic API.

Usage

With CLI

Configure in artemis.config.yaml:

provider: anthropic
model: claude-sonnet-4-5-20241022

providers:
  anthropic:
    apiKey: ${ANTHROPIC_API_KEY}

Then run:

artemiskit run my-scenario.yaml --provider anthropic

Programmatic

import { AnthropicAdapter } from '@artemiskit/adapter-anthropic';

const adapter = new AnthropicAdapter({
  provider: 'anthropic',
  apiKey: process.env.ANTHROPIC_API_KEY,
  defaultModel: 'claude-sonnet-4-5-20241022',
});

const result = await adapter.generate({
  prompt: 'Hello, how are you?',
  model: 'claude-sonnet-4-5-20241022',
});

console.log(result.text);

Configuration Options

| Option | Type | Required | Description | |--------|------|----------|-------------| | provider | 'anthropic' | Yes | Provider identifier | | apiKey | string | No | Anthropic API key (or use ANTHROPIC_API_KEY env var) | | defaultModel | string | No | Default model to use | | baseUrl | string | No | Custom API base URL | | timeout | number | No | Request timeout in ms (default: 60000) | | maxRetries | number | No | Max retry attempts (default: 2) |

Environment Variables

ANTHROPIC_API_KEY=sk-ant-...

Supported Models

| Model | Description | |-------|-------------| | claude-opus-4-5-20241101 | Most intelligent, flagship model | | claude-sonnet-4-5-20241022 | Balanced performance, recommended for most use cases | | claude-haiku-4-5-20241022 | Fast and efficient | | claude-opus-4-1-20250414 | Opus 4.1 - strong coding and agent capabilities | | claude-sonnet-4-1-20250414 | Sonnet 4.1 | | claude-haiku-4-1-20250414 | Haiku 4.1 |

Note: Claude 3 Opus and Claude 3 Sonnet have been deprecated. Migrate to Claude 4.x models.

Related Packages

• @artemiskit/cli - Command-line interface
• @artemiskit/core - Core runtime
• @artemiskit/adapter-openai - OpenAI adapter
• @artemiskit/adapter-vercel-ai - Vercel AI SDK adapter

License

Apache-2.0