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DeepSeek V4 Pro 0813 vs GPT-6 Luna Pro

DeepSeek V4 Pro 0813

DeepSeek

40#289
vs
GPT-6 Luna Pro

OpenAI

40#245
Signal-by-Signal Comparison
SignalDeepSeek V4 Pro 0813DeltaGPT-6 Luna Pro
Capabilities
67
-33
100
Pricing
99
0
100
Context window size
96
0
96
Recency
100
--
100
Output Capacity
89
+8
82
Overall Result
1 wins
of 5
3 wins
GPT-6 Luna Pro wins 3 of 5 signals

Score History

Score History (7 data points)
DeepSeek V4 Pro 0813GPT-6 Luna Pro
DeepSeek V4 Pro 0813

40

current score

Leader

Tied

right now

GPT-6 Luna Pro

40

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

DeepSeek V4 Pro 0813

DeepSeek

Per request$0.000660
Daily$2.20
Monthly$66.00
Annual$792.00

GPT-6 Luna Pro

OpenAI

Best Value
Per request$0.000350
Daily$1.17
Monthly$35.00
Annual$420.00

GPT-6 Luna Pro saves you $31.00/month

That's $372.00/year compared to DeepSeek V4 Pro 0813 at your current usage level of 100K calls/month.

47% cheaper
Choose GPT-6 Luna Pro for cost optimization

DeepSeek V4 Pro 0813 pricing:
Input:$0.26/M tokens
Output:$0.79/M tokens
GPT-6 Luna Pro pricing:
Input:$0.10/M tokens
Output:$0.50/M tokens
Tie
DeepSeek V4 Pro 0813

DeepSeek

40

Composite Score

Tie
GPT-6 Luna Pro

OpenAI

40

Composite Score

Signal-by-Signal Comparison
MetricDeepSeek V4 Pro 0813GPT-6 Luna ProWinner
Overall Score
40
40
--
Rank#289#245
GPT-6 Luna Pro
Quality Rank#289#245
GPT-6 Luna Pro
Adoption Rank#289#245
GPT-6 Luna Pro
Parameters------
Context Window1049K1050K
GPT-6 Luna Pro
Pricing$0.26/$0.79/M$0.10/$0.50/M--
Signal Scores
Capabilities
67
100
GPT-6 Luna Pro
Pricing
99
100
GPT-6 Luna Pro
Context window size
96
96
GPT-6 Luna Pro
Recency
100
100
DeepSeek V4 Pro 0813
Output Capacity
89
82
DeepSeek V4 Pro 0813
Benchmark Head-to-Head(4 benchmarks)
DeepSeek V4: 0GPT-6 Luna: 0
DeepSeek V4
GPT-6 Luna
Normalized 0-100%
MMLU-Pro
87.5%-
GPQA Diamond
90.1%-
SWE-bench Verified
80.6%-
Arena Elo
1463-
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

DeepSeek V4 Pro 0813Entry Level

Scores 40/100 (rank #289), placing it in the top 1% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
GPT-6 Luna ProEntry Level

Scores 40/100 (rank #245), placing it in the top 16% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

With only a 0-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.

When to Use Each Model

Choose DeepSeek V4 Pro 0813 when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
  • Self-hosted deployments where you need full control over the model

Choose GPT-6 Luna Pro when you need:

  • High-volume production workloads where API costs must be minimized
  • Multimodal workflows that require image understanding
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
DeepSeek V4 Pro 0813
Input cost$0.26/M tokens
Output cost$0.79/M tokens
Cost per quality point$0.026
Est. monthly (1M tokens/day)$15.84
GPT-6 Luna ProBest Value
Input cost$0.10/M tokens
Output cost$0.50/M tokens
Cost per quality point$0.015
Est. monthly (1M tokens/day)$9.00

GPT-6 Luna Pro offers 43% better value per quality point. At 1M tokens/day, you'd spend $9.00/month with GPT-6 Luna Pro vs $15.84/month with DeepSeek V4 Pro 0813 - a $6.84 monthly difference.

Latency & Speed
DeepSeek V4 Pro 0813Faster
Speed score0/100
GPT-6 Luna Pro
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

DeepSeek V4 Pro 0813

Customer support chatbot

Suitable for user-facing chat with competitive response times. GPT-6 Luna Pro also offers lower per-token costs for high-volume support

DeepSeek V4 Pro 0813

Long document analysis

Larger context window (1050K tokens) can process longer documents, contracts, and research papers in a single pass

GPT-6 Luna Pro

Batch data extraction

Lower output pricing ($0.50/M) reduces costs when processing thousands of records daily

GPT-6 Luna Pro

Creative writing & content

Higher overall composite score (40/100) correlates with better nuance, coherence, and style in long-form content

DeepSeek V4 Pro 0813

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

GPT-6 Luna Pro
Which Should You Choose?
Our recommendation:
DeepSeek V4 Pro 0813

DeepSeek V4 Pro 0813 and GPT-6 Luna Pro are extremely close in overall performance (only 0 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.

by DeepSeek

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale

by OpenAI

  • Choose for Cost - 43% lower pricing; better value at scale
Capability Comparison
CapabilityDeepSeek V4 Pro 0813GPT-6 Luna Pro
Vision (Image Input)differs
Function Calling
Streaming
JSON Mode
Reasoning
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

DeepSeek V4 Pro 0813

DeepSeek

$1.43
estimated monthly cost

GPT-6 Luna Pro

OpenAI

Best Value
$0.7800
estimated monthly cost

GPT-6 Luna Pro saves you $0.6456/month

That's 45% cheaper than DeepSeek V4 Pro 0813 at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterDeepSeek V4 Pro 0813GPT-6 Luna Pro
Context Window1.0M1.1M
Max Output Tokens384,000128,000
Open SourceYesNo
CreatedAug 12, 2026Sep 22, 2026
Last updated: 3m ago

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DeepSeek V4 Pro 0813 vs GPT-6 Luna Pro (2026) | LM Market Cap