Compare

Gemini 2.0 Flash vs Gpt 4o Mini Realtime Preview 2024 12 17

Pricing is only the shared seller matrix below. Best rates and catalog map are separate sections, so no chart is embedded in pricing. Open the calculator for the same workload on each side.

Google

Model

Gemini 2.0 Flash

Image inputTool calling

Best $0.100 in · $0.400 out

Context window 1.0M

Pricing
OpenAI

Model

Gpt 4o Mini Realtime Preview 2024 12 17

Tool calling

Best $0.600 in · $2.40 out

Context window 128K

Pricing

Gemini 2.0 Flash is cheaper across the board — 83% cheaper on input and 83% cheaper on output.

Pricing matrix

Shared sellers only. Each row is a host that lists both models. Dollar amounts are per 1M tokens. Lowest in each pair of columns is emphasized.

ProviderGemini 2.0 Flash inGemini 2.0 Flash outGpt 4o Mini Realtime Preview 2024 12 17 inGpt 4o Mini Realtime Preview 2024 12 17 out
AzureN/AN/A$0.660$2.64
Google$0.100$0.400N/AN/A
Google Vertex$0.100$0.400N/AN/A
Groq$0.100$0.400N/AN/A
OpenAIN/AN/A$0.600$2.40
Vercel Ai Gateway$0.150$0.600N/AN/A

Best listed rates (this pair)

Same "best row in current pricing" logic as model pages: a compact view of the lowest input and output we show for each side. This is not the seller matrix.

Catalog map · Google · OpenAI

Each chart uses real catalog rows that include both list input and list output ($/1M). Larger green dots are the models on this comparison page; accent dots are other active models from that provider.

Google · input vs output

Scatter chart: X = input $/M, Y = output $/M. This page's models are labeled on the green dots; hover others for detail.

ListedoutputUSD/1M

One dot per catalog row that has both list prices. Green dots are labeled with the models on this page; hover any dot for name and prices. Upper-right means higher cost on both axes ($/1M).

OpenAI · input vs output

ListedoutputUSD/1M

One dot per catalog row that has both list prices. Green dots are labeled with the models on this page; hover any dot for name and prices. Upper-right means higher cost on both axes ($/1M).

Specifications

Each column header is the full model name. Tint marks the favorable value where we compute a winner.

Spec
Gemini 2.0 Flash
Gpt 4o Mini Realtime Preview 2024 12 17
Context window
1,048,576 tokens
128,000 tokens
Max output tokens
8,192 tokens
4,096 tokens
Vision
Yes
No
Function calling
Yes
Yes
Streaming
Yes
No
Release date
Feb 2025
N/A

Cost calculator

Same requests, input tokens, and output tokens for both columns. Pick the provider row that matches how you buy.

Gemini 2.0 Flash
Monthly
$90
Annual
$1.1K
Gpt 4o Mini Realtime Preview 2024 12 17
Monthly
$594
Annual
$7.2K
Save $504/month with Gemini 2.0 Flash

When to pick which

Short takeaways: no cards, just the points. Validate with your own workloads.

  • Long-context tasks

    Use Gemini 2.0 Flash. Its 1048K context window handles large codebases and documents better than 128K.

  • High-volume text generation

    Use Gemini 2.0 Flash. Output tokens are 83% cheaper, which compounds significantly at scale.

  • Long output (reports, code files)

    Use Gemini 2.0 Flash. Its 8K max output limit reduces the need to split requests.

Frequently asked questions

Gemini 2.0 Flash is cheaper on both input and output tokens.

More comparisons

Other popular head-to-head matchups.