DeepSeek R1 vs DeepSeek R1 0528

Compare DeepSeek R1 and DeepSeek R1 0528: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.

Updated 2026-05-21 · By Abhishek Raj · Our methodology

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Feature DeepSeek R1 DeepSeek R1 0528
CategoryReasoningReasoning
Parameters671B671B
Context Window128K128K
Input Price$0.08/1M tokens$0.08/1M tokens
Output Price$0.15/1M tokens$0.15/1M tokens
Latency~800ms~800ms

Choose DeepSeek R1 when:

  • ✓ Complex yoga calculations
  • ✓ Dasha analysis
  • ✓ Research-grade analysis
Key Strengths:

Chain-of-thought, Complex calculations, Transparent thinking

Choose DeepSeek R1 0528 when:

  • ✓ Calculation verification
  • ✓ Classical text analysis
  • ✓ Quality-critical
Key Strengths:

Improved accuracy, Reduced hallucination, Strong math

Verdict: DeepSeek R1 vs DeepSeek R1 0528

For cost efficiency, DeepSeek R1 0528 wins at $0.08/1M input tokens. For speed, DeepSeek R1 0528 is faster at ~800ms. DeepSeek R1 excels at Complex yoga calculations while DeepSeek R1 0528 is better for Calculation verification. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

DeepSeek R1 costs $0.08/1M input tokens and $0.15/1M output tokens. DeepSeek R1 0528 costs $0.08 input and $0.15 output. Both models are similarly priced. XALEN offers batch processing at 50% discount on both models.

Performance & Context

DeepSeek R1 has a 128K context window with ~800ms latency. DeepSeek R1 0528 offers 128K context at ~800ms. Both have identical context windows.

Best For

DeepSeek R1 (Reasoning) is optimized for: Complex yoga calculations, Dasha analysis, Research-grade analysis. DeepSeek R1 0528 (Reasoning) works best for: Calculation verification, Classical text analysis, Quality-critical.

Try Both on XALEN

Both models are available through XALEN's OpenAI-compatible API. Switch between them by changing the model parameter:

from xalen import XALEN

client = XALEN(api_key="xln_test_YOUR_KEY")

# Use DeepSeek R1
response_a = client.chat.completions.create(
    model="deepseek-r1",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use DeepSeek R1 0528
response_b = client.chat.completions.create(
    model="deepseek-r1-0528",
    messages=[{"role": "user", "content": "Your question here"}]
)

Start Building with XALEN

200+ AI models. One API. Pay-as-you-go.

Get API Key Try in Playground

Frequently Asked Questions

Which is better, DeepSeek R1 or DeepSeek R1 0528?

DeepSeek R1 (Reasoning, 671B) offers Chain-of-thought. DeepSeek R1 0528 (Reasoning, 671B) offers Improved accuracy. Choose DeepSeek R1 for Complex yoga calculations or DeepSeek R1 0528 for Calculation verification.

How much does DeepSeek R1 cost vs DeepSeek R1 0528?

DeepSeek R1: $0.08/1M input, $0.15/1M output. DeepSeek R1 0528: $0.08/1M input, $0.15/1M output. Both available on XALEN with batch processing at 50% discount.

Can I use both models on XALEN?

Yes. XALEN provides 200+ models through a single OpenAI-compatible API. Switch between DeepSeek R1 and DeepSeek R1 0528 by changing the model parameter. No code changes needed.

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Last updated: 2026-05-21. Pricing and specifications may change. Check pricing page for latest rates.