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GPT-4o (2024-05-13) vs GPT-6 Luna Pro

vs
GPT-6 Luna Pro

OpenAI

40#235
Signal-by-Signal Comparison
SignalGPT-4o (2024-05-13)DeltaGPT-6 Luna Pro
Capabilities
67
-33
100
Benchmarks
74
+74
0
Pricing
85
-14
100
Context window size
81
-14
96
Recency
0
-100
100
Output Capacity
58
-24
82
Overall Result
1 wins
of 6
5 wins
GPT-6 Luna Pro wins 5 of 6 signals

Score History

Score History (32 data points)
GPT-4o (2024-05-13)GPT-6 Luna Pro
GPT-4o (2024-05-13)

71.2

current score

Leader

GPT-4o (2024-05-13)

right now

GPT-6 Luna Pro

40

current score

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

GPT-4o (2024-05-13)

OpenAI

Per request$0.012500
Daily$41.67
Monthly$1250.00
Annual$15000.00

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 $1215.00/month

That's $14580.00/year compared to GPT-4o (2024-05-13) at your current usage level of 100K calls/month.

97% cheaper
Choose GPT-6 Luna Pro for cost optimization

GPT-4o (2024-05-13) pricing:
Input:$5.00/M tokens
Output:$15.00/M tokens
GPT-6 Luna Pro pricing:
Input:$0.10/M tokens
Output:$0.50/M tokens
Winner
GPT-4o (2024-05-13)

OpenAI

71

Composite Score

GPT-6 Luna Pro

OpenAI

40

Composite Score

Signal-by-Signal Comparison
MetricGPT-4o (2024-05-13)GPT-6 Luna ProWinner
Overall Score
71
40
GPT-4o (2024-05-13)
Rank#160#235
GPT-4o (2024-05-13)
Quality Rank#160#235
GPT-4o (2024-05-13)
Adoption Rank#160#235
GPT-4o (2024-05-13)
Parameters------
Context Window128K1050K
GPT-6 Luna Pro
Pricing$5.00/$15.00/M$0.10/$0.50/M--
Signal Scores
Capabilities
67
100
GPT-6 Luna Pro
Benchmarks
74
--
GPT-4o (2024-05-13)
Pricing
85
100
GPT-6 Luna Pro
Context window size
81
96
GPT-6 Luna Pro
Recency
0
100
GPT-6 Luna Pro
Output Capacity
58
82
GPT-6 Luna Pro
Benchmark Head-to-Head(15 benchmarks)
GPT-4o (2024-05-13): 0GPT-6 Luna: 0
GPT-4o (2024-05-13)
GPT-6 Luna
Normalized 0-100%
MMLU
88.7%-
MMLU-Pro
72.6%-
GPQA Diamond
53.6%-
MATH-500
76.6%-
HumanEval
90.2%-
SWE-bench Verified
30.8%-
GSM8K
95.8%-
IFEval
84.3%-
BBH
83.7%-
ARC-Challenge
96.4%-
HellaSwag
95.3%-
Arena Elo
1286-
LiveBench
64.3%-
BigCodeBench
51.1%-
SimpleQA
38.2%-
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.

GPT-4o (2024-05-13)Strong Performer

Scores 71/100 (rank #160), placing it in the top 45% of all 290 models tracked.

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

Scores 40/100 (rank #235), placing it in the top 19% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

GPT-4o (2024-05-13) has a 31-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose GPT-4o (2024-05-13) when you need:

  • General-purpose tasks across coding, writing, and analysis

Choose GPT-6 Luna Pro when you need:

  • High-volume production workloads where API costs must be minimized
  • Processing long documents or large codebases (1050K token context)
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
GPT-4o (2024-05-13)
Input cost$5.00/M tokens
Output cost$15.00/M tokens
Cost per quality point$0.281
Est. monthly (1M tokens/day)$300.00
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 97% better value per quality point. At 1M tokens/day, you'd spend $9.00/month with GPT-6 Luna Pro vs $300.00/month with GPT-4o (2024-05-13) - a $291.00 monthly difference.

Latency & Speed
GPT-4o (2024-05-13)Faster
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

GPT-4o (2024-05-13)

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

GPT-4o (2024-05-13)

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 (71/100) correlates with better nuance, coherence, and style in long-form content

GPT-4o (2024-05-13)

Image understanding & OCR

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

GPT-4o (2024-05-13)
Which Should You Choose?
Our recommendation:
GPT-4o (2024-05-13)

GPT-4o (2024-05-13) clearly outperforms GPT-6 Luna Pro with a significant 31.200000000000003-point lead. For most general use cases, GPT-4o (2024-05-13) is the stronger choice. However, GPT-6 Luna Pro may still excel in niche scenarios.

by OpenAI

  • 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 - 97% lower pricing; better value at scale
Capability Comparison
CapabilityGPT-4o (2024-05-13)GPT-6 Luna Pro
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoningdiffers
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

GPT-4o (2024-05-13)

OpenAI

$27.00
estimated monthly cost

GPT-6 Luna Pro

OpenAI

Best Value
$0.7800
estimated monthly cost

GPT-6 Luna Pro saves you $26.22/month

That's 97% cheaper than GPT-4o (2024-05-13) 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
ParameterGPT-4o (2024-05-13)GPT-6 Luna Pro
Context Window128K1.1M
Max Output Tokens4,096128,000
Open SourceNoNo
CreatedMay 13, 2024Sep 22, 2026
Last updated: 45m ago

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GPT-4o (2024-05-13) vs GPT-6 Luna Pro (2026) | LM Market Cap