GPTvsGemini

GPT 4.1 Nano vs Gemini Robotics ER 2

Side-by-side comparison of pricing, task quality, and projected cost at higher scale.

Pricing

Side-by-side pricing

GPT 4.1 Nano

Fast / Budget

Gemini Robotics ER 2

Fast / Budget
Input $/MTok
$0.10
$1.00
Output $/MTok
$0.40
$5.00
Cache discount
75% off
90% off
Context
1,047.576K
131.072K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
0
vs
0
Code Review
0
vs
0
Summarization
0
vs
0
Q&A
0
vs
0
Extraction
0
vs
0
Reasoning
0
vs
0
Classification
0
vs
0
Creative Writing
0
vs
0
GPT 4.1 Nano
Gemini Robotics ER 2

Guidance

When to use GPT 4.1 Nano vs Gemini Robotics ER 2

Choose GPT 4.1 Nano when...

  • -Cost matters: 90% cheaper on input tokens
  • -You need a larger context window (1,047.576K vs 131.072K)

Choose Gemini Robotics ER 2 when...

  • Similar performance; consider provider preference or ecosystem fit.

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
GPT 4.1 Nano
Gemini Robotics ER 2
100K tokens
$0.02Cheaper
$0.22
1M tokens
$0.19Cheaper
$2.20
10M tokens
$1.90Cheaper
$22.00

FAQ

When should I use GPT 4.1 Nano instead of Gemini Robotics ER 2?

GPT 4.1 Nano and Gemini Robotics ER 2 perform similarly across all tracked tasks. Pick based on pricing and provider preference.

Is Gemini Robotics ER 2 cheaper than GPT 4.1 Nano?

Gemini Robotics ER 2 input costs $1.00/MTok, which is 900% more than GPT 4.1 Nano at $0.10/MTok.

What are the context window sizes for GPT 4.1 Nano and Gemini Robotics ER 2?

GPT 4.1 Nano has a 1,047.576K token context window. Gemini Robotics ER 2 has a 131.072K token context window.

Track your real costs

Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.