Gemini 3.1 Pro vs Yi Lightning

Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.

Yi Lightning by 01.AI wins on 2 of 3 benchmarks against Gemini 3.1 Pro by Google, which leads on 1. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from the AI Value Index.

Category-by-Category Breakdown

Context: In context, Gemini 3.1 Pro scores 1.0M on Context Length compared to Yi Lightning's 16K.

Pricing Comparison

Gemini 3.1 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while Yi Lightning costs $0.14/1M input and $0.14/1M output. Yi Lightning is the more affordable option for API usage.

Verdict

Yi Lightning leads across the board in affordability, making it the stronger overall choice in this comparison.

Gemini 3.1 Pro vs Yi Lightning — FAQ

Which is better, Gemini 3.1 Pro or Yi Lightning?

Yi Lightning wins on more benchmarks overall (2 vs 1). However, the best choice depends on your specific needs — each model excels in different areas.

How does Gemini 3.1 Pro compare to Yi Lightning for coding?

SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.

Is Gemini 3.1 Pro cheaper than Yi Lightning?

Yes, Yi Lightning is cheaper. Gemini 3.1 Pro costs $2.0/1M input and $12.0/1M output tokens. Yi Lightning costs $0.14/1M input and $0.14/1M output tokens.

Which is faster, Gemini 3.1 Pro or Yi Lightning?

Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.

What benchmarks does the Gemini 3.1 Pro vs Yi Lightning comparison cover?

This comparison covers 3 benchmarks including Input Cost, Output Cost, Context Length. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.