@kortyx/anthropic

Anthropic provider integration for Kortyx.

Install

pnpm add @kortyx/anthropic

npm install @kortyx/anthropic

Usage

import { anthropic } from "@kortyx/anthropic";
import { useReason } from "kortyx";

export const answerNode = async ({ input }: { input: unknown }) => {
  const result = await useReason({
    id: "answer",
    model: anthropic("claude-sonnet-4-5"),
    input: String(input ?? ""),
    stream: true,
    emit: true,
  });

  return {
    data: { text: result.text },
  };
};

Set ANTHROPIC_API_KEY or pass an explicit key:

import { createAnthropic } from "@kortyx/anthropic";

export const anthropic = createAnthropic({
  apiKey: process.env.ANTHROPIC_API_KEY,
});

Models

Kortyx ships autocomplete for:

• claude-sonnet-4-5
• claude-sonnet-4-5-20250929
• claude-haiku-4-5
• claude-haiku-4-5-20251001
• claude-opus-4-5
• claude-opus-4-5-20251101
• claude-sonnet-4-0
• claude-sonnet-4-20250514
• claude-opus-4-1
• claude-opus-4-1-20250805
• claude-3-haiku-20240307

Arbitrary Anthropic model IDs are accepted as strings.

Supported Scope

This initial provider supports text invoke and streaming text output through Anthropic's Messages API. Embeddings, images, and tool calls are outside the v1 Kortyx provider scope.

Documentation

• Documentation
• Anthropic provider guide
• Choose a provider

License

Apache-2.0. See LICENSE.