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DeepSeek
DeepSeek R1
Reasoning model — rivals o1/o3 at 20x lower cost
betareasoningchinese-providerprivacy-warning
Input price
$0.66
per 1M tokens (with markup)
Output price
$2.63
per 1M tokens (with markup)
Context window
65,536
tokens max input
About DeepSeek R1
DeepSeek-R1 is an open reasoning model from DeepSeek. Excels at math, coding, and step-by-step logic. Outputs include visible chain-of-thought. WARNING: Per DeepSeek ToS, prompts may be used for model training and are processed on servers in China. Not recommended for sensitive workloads.
Capabilities
✓Streaming
—Tool calling / function calls
—Vision input
✓JSON mode
Use it through OneAPIKey
import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.ONEAPIKEY_API_KEY,
baseURL: "https://oneapikey.app/v1",
});
const res = await client.chat.completions.create({
model: "deepseek-r1",
messages: [{ role: "user", content: "Hello!" }],
});