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GPT-5.2 Pro vs Ministral 3 3B 2512

Ministral 3 3B 2512 costs 1680.0x less per output token than GPT-5.2 Pro ($0.10 vs $168.00 per million). Updated October 22, 2026; no benchmark has tested both models yet.

Replace GPT-5.2 Pro Replace Ministral 3 3B 2512
GPT-5.2 ProOpenAI
Coding
No data
Overall
No data
Output $/M
$168.00
Ministral 3 3B 2512Mistral AI
Coding
No data
Overall
No data
Output $/M
$0.10
vs $168.00 vs $0.10 per 1M output tokens. Ministral 3 3B 2512 is 1680.0x cheaper.

GPT-5.2 Pro or Ministral 3 3B 2512: which to pick

Neither model has a coding score yet, so the two cannot be ranked on coding.

Pick GPT-5.2 Pro for a larger context window (400K against 131K tokens).

Model AGPT-5.2 ProOpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BMinistral 3 3B 2512Mistral AINot benchmarkedNo coding benchmarkNo cost per solved task

No benchmark has tested both yet. GPT-5.2 Pro has results on Epoch Capabilities Index, ARC-AGI and ARC-AGI-2; Ministral 3 3B 2512 on AA Coding Index, AA Intelligence Index and AA Agentic Index. Compare them on price and context instead.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
GPT-5.2 Pro not benchmarked, Ministral 3 3B 2512 not benchmarked.
Widest category
None yet: no category has been tested on both models.
Widest single gap
None yet: no benchmark has tested both models.
Output price
GPT-5.2 Pro $168.00 against Ministral 3 3B 2512 $0.10 per million output tokens, 1680.0x apart.
Context window
GPT-5.2 Pro takes 400K tokens, Ministral 3 3B 2512 131K.

Benchmark by benchmark

Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.

CodingDirectional onlySix of these boards feed the Vibe Coding Index1 board measured
Coding benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
AA Coding IndexNot measured4.8Only Ministral 3 3B 2512 measured
Neither model has a result on the other 42 boards here
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Intelligence benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
AA Intelligence IndexNot measured4.8Only Ministral 3 3B 2512 measured
Epoch Capabilities Index156.3Not measuredOnly GPT-5.2 Pro measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Agentic work benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
AA Agentic IndexNot measured0.8Only Ministral 3 3B 2512 measured
Neither model has a result on the other 41 boards here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index4 boards measured
Reasoning benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
ARC-AGI90.5%Not measuredOnly GPT-5.2 Pro measured
ARC-AGI-254.2%Not measuredOnly GPT-5.2 Pro measured
SimpleBench57.4%Not measuredOnly GPT-5.2 Pro measured
Chess puzzles60.0%Not measuredOnly GPT-5.2 Pro measured
Neither model has a result on the other 19 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Math benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
FrontierMath, tiers 1 to 374.0%Not measuredOnly GPT-5.2 Pro measured
FrontierMath, tier 446.0%Not measuredOnly GPT-5.2 Pro measured
Neither model has a result on the other 12 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Knowledge benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
PRBench Finance46.3%Not measuredOnly GPT-5.2 Pro measured
PRBench Legal45.4%Not measuredOnly GPT-5.2 Pro measured
Neither model has a result on the other 18 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index4 boards measured
Web design benchmarks for GPT-5.2 Pro and Ministral 3 3B 2512
BenchmarkGPT-5.2 ProMinistral 3 3B 2512Leader
Design Arena: websitesNot measured1027Only Ministral 3 3B 2512 measured
Design Arena: game devNot measured948Only Ministral 3 3B 2512 measured
Design Arena: 3DNot measured962Only Ministral 3 3B 2512 measured
Design Arena: all code categoriesNot measured1009Only Ministral 3 3B 2512 measured
Neither model has a result on the other 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

GPT-5.2 Pro$0.105Fits in one request
Ministral 3 3B 2512$0.0001Fits in one request

Ministral 3 3B 2512 costs less

Repository review

50K input + 3K output tokens

GPT-5.2 Pro$1.55Fits in one request
Ministral 3 3B 2512$0.0053Fits in one request

Ministral 3 3B 2512 costs less

Agent loop

200K input + 10K output tokens

GPT-5.2 Pro$5.88Fits in one request
Ministral 3 3B 2512$0.021Exceeds the context window

Ministral 3 3B 2512 costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of GPT-5.2 Pro and Ministral 3 3B 2512
SpecificationOpenAI GPT-5.2 ProMistral Ministral 3 3B 2512
MakerOpenAIMistral AI
WeightsNo public weights listedOpen weights
ReleasedDecember 10, 2025December 2, 2025
Context window400K131K
Input $/Mtok$21.00$0.10
Output $/Mtok$168.00$0.10
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-5.2 Pro better than Ministral 3 3B 2512 for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick GPT-5.2 Pro for a larger context window (400K against 131K tokens).

Which is cheaper, GPT-5.2 Pro or Ministral 3 3B 2512?

GPT-5.2 Pro costs $21.00 per million input tokens and $168.00 per million output tokens; Ministral 3 3B 2512 costs $0.10 and $0.10. Cost per solved task is known for neither of them.

Which has the bigger context window, GPT-5.2 Pro or Ministral 3 3B 2512?

GPT-5.2 Pro, with 400K tokens against 131K.

Has any benchmark tested both GPT-5.2 Pro and Ministral 3 3B 2512?

No benchmark has tested both yet. GPT-5.2 Pro has results on Epoch Capabilities Index, ARC-AGI and ARC-AGI-2; Ministral 3 3B 2512 on AA Coding Index, AA Intelligence Index and AA Agentic Index. Compare them on price and context instead. Data as of October 22, 2026.

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