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This model has been delisted from the API. This page is preserved for reference purposes only.
claude-opus-4-20250514-thinking
Anthropic's claude-opus-4-20250514-thinking - flagship performance. thoughtful AI with strong ethics.
Capability Radar
About claude-opus-4-20250514-thinking
"Exceptional reasoning and safety"
claude-opus-4-20250514-thinking is Anthropic's premium-tier model featuring focused context window (4K). Exceptional reasoning and safety, this model delivers best-in-class for complex analysis.
⚡ Key Strengths
- Exceptional reasoning and safety
- Premium capabilities for demanding applications
- Advanced reasoning and problem-solving
- OpenAI SDK compatible
- Production-ready reliability
🎯 Best Use Cases
- Complex problem solving and analysis
- Research and technical writing
- Strategic planning and decision support
- Data analysis and extraction
- API integration and automation
- Business intelligence and insights
Technical Specifications
Quick Start Guide
import OpenAI from "openai";
const openai = new OpenAI({
baseURL: "https://api.okrouter.com/v1",
apiKey: "<YOUR_OKROUTER_KEY>",
});
async function main() {
const completion = await openai.chat.completions.create({
model: "claude-opus-4-20250514-thinking",
messages: [
{ role: "user", content: "Hello! What can you do?" }
],
});
console.log(completion.choices[0].message);
}
main();Getting started with claude-opus-4-20250514-thinking is easy. Since OkRouter is fully compatible with the OpenAI SDK, you can use existing libraries to access this model immediately. claude-opus-4-20250514-thinking is fully compatible with the OpenAI Chat Completions API. distinctive features include Standard context handling and Text support.
Interactive Playground
Parameters Setup
Controls randomness: Lowering results in less random completions.
Return data chunks as they arrive
import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.okrouter.com/v1",
apiKey: process.env.OKROUTER_API_KEY,
});
const completion = await client.chat.completions.create({
model: "claude-opus-4-20250514-thinking",
messages: [{ role: "user", content: "Hello world!" }],
temperature: 0.7,
stream: true,
});Frequently Asked Questions
?How much does claude-opus-4-20250514-thinking cost?
claude-opus-4-20250514-thinking costs $12.00 per 1M input tokens and $60.00 per 1M output tokens via OkRouter. This is 20% cheaper than OpenRouter with the same great performance.
?Is claude-opus-4-20250514-thinking compatible with OpenAI SDK?
Yes! claude-opus-4-20250514-thinking works seamlessly with all OpenAI SDKs (Python, JavaScript, Go, etc.). Simply change your base_url to api.okrouter.com and use your OkRouter API key. No code changes needed.
?What is claude-opus-4-20250514-thinking best used for?
claude-opus-4-20250514-thinking excels at complex problem solving and analysis, research and technical writing, strategic planning and decision support. It's premium-tier and perfect for professional applications requiring high quality.