ChatGPTvsGemini

ChatGPT vs Gemini

OpenAI vs Google — the ecosystem battle. March 2026.

Gemini 3.1 Pro wins on price-performance ($2/$12 vs $2.50/$15), reasoning benchmarks (94.3% GPQA), and has the most generous free tier. ChatGPT wins on user base (800M vs 650M) and creative capabilities. Gemini is better value; ChatGPT is more versatile.

Models & Pricing Tiers

ChatGPT

GPT-5.4

Plus ($20/mo)

API: $2.50/M input, $15/M output

Complex reasoning, long documents, research

GPT-5.4 mini

Free tier

API: $0.40/M input, $1.60/M output

Daily use, chat, quick tasks, free tier

o3

Plus ($20/mo)

API: $2/M input, $8/M output

Math, science, logic puzzles, complex coding

o4-mini

Plus ($20/mo)

API: $1.10/M input, $4.40/M output

Balanced reasoning at lower cost

Gemini

Gemini 3.1 Pro

Pro ($20/mo)

API: $1.25/M input, $10/M output

Complex tasks, long context, research

Gemini 3 Pro

AI Plus ($8/mo)

API: $1.25/M input, $5/M output

General use, coding, Workspace integration

Gemini 3 Flash

Free tier

API: $0.50/M input, $3/M output

Quick tasks, high-volume, budget API use