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Home/GPT-5.2 Mini vs Gemini 3.1 Flash
Winner: Gemini 3.1 FlashOpenAI vs Google

GPT-5.2 Mini vs Gemini 3.1 Flash

GPT-5.2 Mini wins on coding (78 vs 68). Gemini 3.1 Flash wins on price ($0.5 vs $1.2/1M input) and context window (1M vs 128K). For most workflows, Gemini 3.1 Flash is the stronger default — best cheap ai for broad day-to-day work — now with 1m context.

Last verified Jun 19, 2026/Model data modified Jun 19, 2026
Rankings refresh dailyScored on 6 criteriaNo paid rankings
GoogleBudget
Input cost
$0.25/1M
Context
1M tokens
Speed
Very fast

Clear recommendation block

The shortest way to see the safest default, the lower-cost option, and the specialist pick before you read deeper.

Best overall model

Gemini 3.1 Flash

View
Why this recommendation

Gemini 3.1 Flash is the safest overall answer here when you want the strongest default instead of the lowest list price.

GoogleBudget
Best for
High-volume everyday AI usage where speed and cost both matter
Price
$0.25/1M
Context
1M tokens
Best budget model

Meta: Llama 3.1 8B Instruct

View
Why this recommendation

Meta: Llama 3.1 8B Instruct is the lower-cost option to start with when you still need useful output at scale.

MetaBudget
Best for
High-throughput applications where cost and speed matter more than frontier-level quality, such as chatbots, content classification, and text summarization.
Price
$0.02/1M
Context
16k tokens
Best for speed

GPT-5.2 Mini

View
Why this recommendation

GPT-5.2 Mini is the better pick when response speed matters more than maximum reasoning depth.

OpenAIBalanced
Best for
Budget technical workflows and high-volume product integrations
Price
$1.20/1M
Context
128k tokens

Why this page recommends it

GPT-5.2 Mini leads on coding with a score of 78 vs 68 for Gemini 3.1 Flash.

Gemini 3.1 Flash has the larger context window: 1M vs 128K for GPT-5.2 Mini.

Gemini 3.1 Flash is cheaper at $0.5/1M input tokens vs $1.2/1M for GPT-5.2 Mini.

Decision notes

Choose Gemini 3.1 Flash for budget and writing — high-volume everyday ai usage where speed and cost both matter.

Choose GPT-5.2 Mini when budget technical workflows and high-volume product integrations.

Both models serve different primary workflows — consider using each where it has a clear edge.

Interactive decision lab

Test the recommendation against your priority

Switch the scoring lens to see whether the top answer changes when you care more about cost, speed, or long-document work.

#1Gemini 3.1 Flash77 pts
#2GPT-5.2 Mini68 pts
Quality first

Gemini 3.1 Flash

Google / Budget / Jun 19, 2026

77

Best cheap AI for broad day-to-day work — now with 1M context.

Ranks models by the broadest mix of coding, writing, research, and long-context usefulness.

Cost
$0.25/1M
$1.50/1M out
Speed
Very fast
5/100 score
Context
1M tokens
input window
View model
Data-backed recommendation
Avoid this pick if

You need premium reasoning depth or the highest coding benchmark scores.

Recommended comparisons

The fastest way to see where the recommendation shifts when your priority changes.

OpenAIBalancedWinner: Gemini 3.1 Flash

GPT-5.2 Mini

Solid OpenAI budget option, though Gemini Flash offers better value.

Best use case
Budget technical workflows and high-volume product integrations
Input
$1.20/1M
Pricing
Balanced
Speed
Fast
Context
128k tokens
Budget codingFastOpenAI
GoogleBudgetOption 2

Gemini 3.1 Flash

Best cheap AI for broad day-to-day work — now with 1M context.

Best use case
High-volume everyday AI usage where speed and cost both matter
Input
$0.25/1M
Pricing
Budget
Speed
Very fast
Context
1M tokens
Best budgetFast1M context

Pros

1M token context window at $0.50/$3 per million tokens

2.5× faster time-to-first-token than Gemini 2.5 Flash

Strong multimodal support across text, images, audio, and video

Cons

Not as sharp as premium models on hard reasoning or complex coding

May need more validation on nuanced technical tasks

Explore related decisions

Browse all modelsCompare pricingView GPT-5.2 MiniView Gemini 3.1 FlashGPT 5 2 MiniGemini 3 1 FlashBest AI for codingBest AI for writingBest AI for researchCompare models side by side

How we evaluate AI models

UseRightAI recommendations are based on practical decision factors people actually feel in day-to-day use.

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FAQ

Is GPT-5.2 Mini better than Gemini 3.1 Flash?

Gemini 3.1 Flash wins on more categories — budget, writing, images. GPT-5.2 Mini is the better pick when budget technical workflows and high-volume product integrations. The right choice depends on your specific use case.

Which is cheaper — GPT-5.2 Mini or Gemini 3.1 Flash?

Gemini 3.1 Flash is cheaper at $0.5/1M input and $3/1M output. GPT-5.2 Mini costs $1.2/1M input and $4.8/1M output.

Which has a larger context window — GPT-5.2 Mini or Gemini 3.1 Flash?

Gemini 3.1 Flash has the larger context window at 1M tokens vs GPT-5.2 Mini's 128K. For large document analysis, Gemini 3.1 Flash is the stronger pick.

Is GPT-5.2 Mini or Gemini 3.1 Flash better for coding?

GPT-5.2 Mini is better for coding with a score of 78 vs Gemini 3.1 Flash's 68. For the highest coding quality available, Claude Sonnet 4.6 (79.6% SWE-bench) or Opus 4.6 (80.8%) remain benchmarks.

Which is faster — GPT-5.2 Mini or Gemini 3.1 Flash?

Gemini 3.1 Flash is faster with a very fast speed rating (score: 5) vs GPT-5.2 Mini's fast rating (score: 4).