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GPT-6 Luna Pro vs Nano Banana 2.1

Detailed technical comparison between GPT-6 Luna Pro (OpenAI) and Nano Banana 2.1 (Google). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

GPT-6 Luna Pro: 6 WinsvsNano Banana 2.1: 0 Wins
Context Leader

GPT-6 Luna Pro

1,050,000 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

GPT-6 Luna Pro

$0.10 / MTok
OpenAIactive

GPT-6 Luna Pro

GPT-6 Luna Pro is an advanced artificial intelligence model engineered by OpenAI. Tailored for complex multi-step reasoning, programming synthesis, and extended document comprehension, GPT-6 Luna Pro represents a key architectural iteration in the OpenAI model family. First released in 2026-09-22, it serves enterprise developers, research teams, and autonomous system architects requiring strict instruction compliance. Featuring an input capacity of 1,050,000 tokens (approximately 1,400 words), GPT-6 Luna Pro processes multi-file code repositories, lengthy technical reports, and complex prompts in a single inference call.

View GPT-6 Luna Pro Full Specs →
Googleactive

Nano Banana 2.1

Nano Banana 2.1 is an advanced artificial intelligence model engineered by Google. Tailored for complex multi-step reasoning, programming synthesis, and extended document comprehension, Nano Banana 2.1 represents a key architectural iteration in the Google model family. First released in 2026-10-06, it serves enterprise developers, research teams, and autonomous system architects requiring strict instruction compliance. Featuring an input capacity of 65,536 tokens (approximately 87 words), Nano Banana 2.1 processes multi-file code repositories, lengthy technical reports, and complex prompts in a single inference call.

View Nano Banana 2.1 Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationGPT-6 Luna ProNano Banana 2.1
ProviderOpenAIGoogle
Context Window1,050,000 tokens🏆65,536 tokens
Agent SuitabilityNot yet benchmarkedNot yet benchmarked
Time to First Token (TTFT)No public TTFT dataNo public TTFT data
Deployment Modelmanaged apimanaged api
Production StabilityBeta Access (est.)Stable GA (est.)
API AvailableYesYes
Released Date2026-09-222026-10-06

API Pricing Comparison

Input Price per Million Tokens

GPT-6 Luna Pro

$0.10

Nano Banana 2.1

$1.50

Output Price per Million Tokens

GPT-6 Luna Pro

$0.50

Nano Banana 2.1

$7.50

💡 Cost Ratio: GPT-6 Luna Pro is 15.0x cheaper per input token than Nano Banana 2.1.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
88.4%vs81.2%+7.2% GPT-6 Luna Pro
GPT-6 Luna Pro 🏆
Nano Banana 2.1
HumanEvalPython coding & logic synthesis
87.6%vs79.4%+8.2% GPT-6 Luna Pro
GPT-6 Luna Pro 🏆
Nano Banana 2.1
MATHComplex mathematical problem solving
65.4%vs56.6%+8.8% GPT-6 Luna Pro
GPT-6 Luna Pro 🏆
Nano Banana 2.1
GPQAGraduate-level expert reasoning
46.8%vs38.6%+8.2% GPT-6 Luna Pro
GPT-6 Luna Pro 🏆
Nano Banana 2.1
HellaSwagCommonsense reasoning and inference
86.0%vs80.8%+5.2% GPT-6 Luna Pro
GPT-6 Luna Pro 🏆
Nano Banana 2.1
MT-BenchMulti-turn conversation flow quality
8.9%vs8.3%+0.5% GPT-6 Luna Pro
GPT-6 Luna Pro 🏆
Nano Banana 2.1

GPT-6 Luna Pro Quirks & Gotchas

No developer gotchas reported.

Nano Banana 2.1 Quirks & Gotchas

No developer gotchas reported.

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