multimodal

Gemini 3 Pro Preview vs Gpt 4.1

Side-by-side pricing, context window, features, and per-use-case verdict. Data sourced from LiteLLM, updated regularly.

Specifications

Feature Gemini 3 Pro Preview Gpt 4.1
Provider vertex ai-language-models openai
Model ID gemini-3-pro-preview gpt-4.1
Input / 1M tokens $2.00 $2.00
Output / 1M tokens $12.00 $8.00 (33% cheaper)
Cached input / 1M $0.20 $0.50
Context window 1049kk tokens 1048kk tokens
Max output 66kk tokens 33kk tokens
Vision
Function calling
Prompt caching
Web search
JSON schema

Monthly cost comparison

No cache discount applied — pure token costs at three usage scales.

Scale Gemini 3 Pro Preview Gpt 4.1 Winner
Small
1M in / 0.2M out
$4.40 $3.60 Gpt 4.1 saves 18%
Medium
10M in / 2M out
$44.00 $36.00 Gpt 4.1 saves 18%
Large
100M in / 20M out
$440 $360 Gpt 4.1 saves 18%

Category winners

Cheapest input
Gemini 3 Pro Preview
$2.00/M
Cheapest output
Gpt 4.1
$8.00/M · 33% less than the other
Larger context
Gemini 3 Pro Preview
1049kk tokens
More features
Gemini 3 Pro Preview
5 / 5 capabilities (tied)

Better for…

High-volume RAG & repeated context
$0.20/M cached input — prompt caching makes repeated context retrieval significantly cheaper
Gemini 3 Pro Preview
Short interactions & high-throughput APIs
$8.00/M output — 33% cheaper on output at scale
Gpt 4.1
Cost-sensitive production at scale
$360/month at 100M-token scale — 18% cheaper than the alternative
Gpt 4.1

Deep-dive on each model

Pricing data sourced from LiteLLM and refreshed regularly. Always verify with each provider's official pricing page before making business decisions.