DeepSeek R1 0528

DeepSeekMCP Tool CallReasoning
deepseek/deepseek-r1-0528Open Weights

May 2025 DeepSeek R1 update with improved mathematics, coding, and reasoning

Benchmark Pricing$0.50 / 1M in$2.15 / 1M out$0.35 cache read
Context: 163,840 tokens•Max Output: 32,768 tokens•Released: 2025-05-28

TECHNICAL SPECIFICATIONS

Context Window163,840163.8K tokens
Max Output32,76832.8K tokens
LicenseMITSelf-hostable
Input Modalities
Text
Function / Tool CallingSupported (MCP Ready)
Structured OutputsGuaranteed Schema

MODEL CONTEXT PROTOCOL (MCP) READINESS

✓ DeepSeek R1 0528 natively supports OpenAI / Anthropic format tool calling and is fully compatible with MCP servers and agent loops.

MCP Context Window Recommendations

With a context capacity of 163,840 tokens, this model can handle moderately large MCP tool definitions and multi-turn conversation logs comfortably.

API CALL INVOCATION EXAMPLE

// Example: Calling DeepSeek R1 0528 via OpenAI SDK
import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.DEEPSEEK_API_KEY,
});

const response = await client.chat.completions.create({
  model: "deepseek/deepseek-r1-0528",
  messages: [{ role: "user", content: "Hello! Can you inspect MCP tools?" }],
});

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

PRICING BY PROVIDER

13 providers
NanoGPTdeepseek-ai/DeepSeek-R1-0528
$0.50 / $2.15$0.35 cache
Meganovadeepseek-ai/DeepSeek-R1-0528
$0.50 / $2.15$0.40 cache
Novita AIdeepseek/deepseek-r1-0528
$0.70 / $2.50$0.35 cache
submodeldeepseek-ai/DeepSeek-R1-0528
$0.20 / $0.80
Eden AItensorx/deepseek/deepseek-r1-0528
$0.66 / $2.60$0.17 cache
Meliousdeepseek-r1-0528
$0.70 / $2.78$0.19 cache
Merge Gatewaydeepseek/deepseek-r1-0528
$1.35 / $5.40$0.94 cache
Kilo Gatewaydeepseek/deepseek-r1-0528
$0.50 / $2.15$0.35 cache
Alibaba (China)deepseek-r1-0528
$0.57 / $2.29
Jiekou.AIdeepseek/deepseek-r1-0528
$0.70 / $2.50$0.35 cache
Qiniudeepseek-r1-0528
$0.58 / $2.32
TensorXdeepseek/deepseek-r1-0528
$0.66 / $2.60$0.17 cache
OpenRouterdeepseek/deepseek-r1-0528
$0.50 / $2.15$0.35 cache

Rates in USD per 1M tokens. Rates synchronized from models.dev public catalog.

Prompt Caching Active

This model supports prompt caching at $0.35 / 1M tokens, saving up to 30% on repetitive MCP tool definitions and system instructions.

MODEL RESOURCES

View DeepSeek HubHugging Face Weights

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