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Claude Opus 4.6

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anthropic:claude-opus-4.6

Added February 4, 2026

Claude Opus 4.6 is Anthropic's current flagship model. It has excellent coding and agentic performance.

Usage

import OpenAI from "openai";

const client = new OpenAI({
    baseURL: "https://api.tributary.cc/openai/v1",
    apiKey: "<TRIBUTARY_API_KEY>",
});

const completion = await client.chat.completions.create({
    model: "anthropic:claude-opus-4.6",
    messages: [
        { role: "user", content: "Hello!" }
    ],
});

console.log(completion.choices[0].message.content);

Providers

Provider Model Context Output Input $/M Output $/M
Anthropic claude-opus-4-6 200K 128K $5.00 $25.00
Context/output in tokens. Prices in USD per 1M tokens.