TokenCalc AI
Head-to-Head Architectural Faceoff (2026 Live)

GPT-6 Luna vs Qwen 2.5 72B

Compare GPT-6 Luna vs Qwen 2.5 72B API pricing, token costs, context windows, and latency. See which model is cheaper and better for your stack.

AI Overview & Search Executive Summary

GPT-6 Luna charges $0.10/1M input and $0.50/1M output tokens, compared to Qwen 2.5 72B at $0.35/1M input and $0.40/1M output. GPT-6 Luna is 3.5x cheaper on input tokens. In reasoning benchmarks, GPT-6 Luna holds the higher AA Intelligence Index rating. For latency-critical streaming, throughput figures are not yet measured for at least one of these models.

Overall Winner
GPT-6 Luna
Best Price/IQ Balance
Budget Winner
GPT-6 Luna
GPT-6 Luna is 3.5x cheaper on input tokens
Coding & Logic
GPT-6 Luna
Higher Benchmark Rating
Context Window
GPT-6 Luna
Larger Document Context

Full Metric & Specification Comparison

MetricGPT-6 LunaQwen 2.5 72BAdvantage
ProviderOpenAIAlibaba-
Input Token Cost (1M)$0.100$0.350GPT-6 Luna
Output Token Cost (1M)$0.500$0.400Qwen 2.5 72B
Context Window1,050k tokens128k tokensGPT-6 Luna
AA Intelligence Index28/100UnratedUnrated
Streaming LatencyFastUnrated-

Key Architectural Takeaways

  • Input Token Cost: GPT-6 Luna is $0.10/1M vs Qwen 2.5 72B at $0.35/1M
  • Output Token Cost: GPT-6 Luna is $0.50/1M vs Qwen 2.5 72B at $0.40/1M
  • Context Window: GPT-6 Luna supports 1,050k tokens vs Qwen 2.5 72B with 128k tokens
  • Benchmark Intelligence Rating: not rated for one or both models
  • Inference Latency: GPT-6 Luna is rated Fast vs Qwen 2.5 72B rated null
Interactive Head-to-Head Simulator

Calculate Your Team's Exact Bill Difference

Drag the sliders below to see real-time cost divergences based on your daily token consumption.

Daily Input Tokens500,000 tokens
10k1M5M10M+
Daily Output Tokens250,000 tokens
5k500k2M5M+
GPT-6 LunaOpenAI
36.4% Lower Cost
$5.25/mo
$0.10/1M in · $0.50/1M out
IQ Score28/100
Throughput103 t/s
Context1050k
Qwen 2.5 72BAlibaba
$8.25/mo
$0.35/1M in · $0.40/1M out
IQ ScoreUnrated
Throughput— t/s
Context128k
Net Financial Advantage

Deploying GPT-6 Luna over Qwen 2.5 72B saves $3.00/mo ($36/yr) at this volume.

See all Qwen 2.5 72B alternatives →

Frequently Asked Questions

Is GPT-6 Luna cheaper than Qwen 2.5 72B?

GPT-6 Luna is significantly more economical, charging $0.10/1M input compared to $0.35/1M for Qwen 2.5 72B.

Which model should I choose for production?

If your primary constraint is API cost and high query throughput, choose GPT-6 Luna. If you require peak reasoning accuracy and complex tool use, GPT-6 Luna is recommended.

How does context window compare between GPT-6 Luna and Qwen 2.5 72B?

GPT-6 Luna offers the larger context window (1,050k tokens), allowing you to pass significantly larger codebases or documents without chunking.

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