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GPT-4.1 Mini vs Granite 4.2 8B

Granite 4.2 8B leads GPT-4.1 Mini on the Artificial Analysis Intelligence Index, 11.1 to 10.2, and Granite 4.2 8B costs 8.0x less per output token ($0.20 vs $1.60 per million). Updated October 22, 2026; 25 benchmarks have a result for both.

Replace GPT-4.1 Mini Replace Granite 4.2 8B
GPT-4.1 MiniOpenAI
Coding
No data
Overall
31.9
Output $/M
$1.60
15
Granite 4.2 8BIBM Granite
Coding
No data
Overall
No data
Output $/M
$0.20
10
vs boards won of 25 shared

GPT-4.1 Mini or Granite 4.2 8B: which to pick

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

Pick GPT-4.1 Mini for a larger context window (1.05M against 131K tokens) and work measured by AA Coding Index or LMArena Text: coding, where it leads.

Model AGPT-4.1 MiniOpenAINot benchmarkedNo coding benchmark$1.818 per solved taskModel BGranite 4.2 8BIBM GraniteNot benchmarkedNo coding benchmarkNo cost per solved task
Shared results
25
GPT-4.1 Mini only
63
Granite 4.2 8B only
2
Like-for-like categories
5 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

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-4.1 Mini not benchmarked, Granite 4.2 8B not benchmarked.
Widest category
General, 5.4 points apart on average over 12 shared benchmarks.
Widest single gap
LMArena Text: creative writing: GPT-4.1 Mini 1299 against Granite 4.2 8B 1236, 10.6 points apart on a 0 to 100 scale.
Output price
GPT-4.1 Mini $1.60 against Granite 4.2 8B $0.20 per million output tokens, 8.0x apart.
Context window
GPT-4.1 Mini takes 1.05M tokens, Granite 4.2 8B 131K.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryGPT-4.1 MiniBarsGranite 4.2 8BTies
Coding03
Intelligence01
Reasoning32
Knowledge22
General102
All shared boards1510
CodingLike-for-likeSix of these boards feed the Vibe Coding Index03
Coding benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
Aider polyglot32.4%Not measuredOnly GPT-4.1 Mini measured
SWE-bench Verified23.9%Not measuredOnly GPT-4.1 Mini measured
AA Coding Index20.222.4Granite 4.2 8B
LiveCodeBench (Vals AI)58.2%Not measuredOnly GPT-4.1 Mini measured
LiveCodeBench (Artificial Analysis run)48.3%Not measuredOnly GPT-4.1 Mini measured
SciCodeNot measured31.5%Only Granite 4.2 8B measured
Terminal-Bench Hard (Artificial Analysis run)7.6%Not measuredOnly GPT-4.1 Mini measured
WeirdML37.6%Not measuredOnly GPT-4.1 Mini measured
LMArena Text: coding13671378Granite 4.2 8B
LMArena Text: software and IT13601367Granite 4.2 8B
Neither model has a result on the other 33 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
AA Intelligence Index10.211.1Granite 4.2 8B
Epoch Capabilities Index134.9Not measuredOnly GPT-4.1 Mini measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index3 boards, none shared
Agentic work benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
AA Agentic IndexNot measured1.3Only Granite 4.2 8B measured
τ²-Bench Telecom52.9%Not measuredOnly GPT-4.1 Mini measured
Berkeley Function Calling Leaderboard (BFCL)50.4%Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 39 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index32
Reasoning benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
GPQA Diamond67.9%Not measuredOnly GPT-4.1 Mini measured
MMMU Pro (Vals AI)70.5%Not measuredOnly GPT-4.1 Mini measured
GPQA Diamond (Artificial Analysis run)66.4%63.1%GPT-4.1 Mini
Humanity's Last Exam (Artificial Analysis run)5.0%9.7%Granite 4.2 8B
GPQA Diamond (Epoch AI run)65.8%Not measuredOnly GPT-4.1 Mini measured
ARC-AGI3.5%Not measuredOnly GPT-4.1 Mini measured
ARC-AGI-20.0%Not measuredOnly GPT-4.1 Mini measured
Chess puzzles1.0%Not measuredOnly GPT-4.1 Mini measured
Mystery game puzzles7.0%Not measuredOnly GPT-4.1 Mini measured
LMArena Text: hard prompts13491327GPT-4.1 Mini
LMArena Text: expert13381386Granite 4.2 8B
LMArena Text: hard prompts in English13621345GPT-4.1 Mini
LMArena Vision: diagrams1182Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: homework1214Not measuredOnly GPT-4.1 Mini measured
Kagi LLM Benchmark48.6%Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 8 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index10 boards, none shared
Math benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
AIME49.4%Not measuredOnly GPT-4.1 Mini measured
MATH 500 (Vals AI)88.0%Not measuredOnly GPT-4.1 Mini measured
MGSM (Vals AI)87.8%Not measuredOnly GPT-4.1 Mini measured
AA Math Index46.3Not measuredOnly GPT-4.1 Mini measured
AIME 2025 (Artificial Analysis run)46.3%Not measuredOnly GPT-4.1 Mini measured
OTIS Mock AIME44.7%Not measuredOnly GPT-4.1 Mini measured
FrontierMath, tiers 1 to 36.7%Not measuredOnly GPT-4.1 Mini measured
MATH level 587.3%Not measuredOnly GPT-4.1 Mini measured
LMArena Text: math1343Not measuredOnly GPT-4.1 Mini measured
LMArena Text: mathematical work1347Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 4 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index22
Knowledge benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
MMLU Pro77.2%Not measuredOnly GPT-4.1 Mini measured
LegalBench (Vals AI)78.0%Not measuredOnly GPT-4.1 Mini measured
CorpFin (Vals AI)57.9%Not measuredOnly GPT-4.1 Mini measured
TaxEval (Vals AI)71.9%Not measuredOnly GPT-4.1 Mini measured
MortgageTax (Vals AI)65.5%Not measuredOnly GPT-4.1 Mini measured
MedQA (Vals AI)84.6%Not measuredOnly GPT-4.1 Mini measured
MMLU Pro (Artificial Analysis run)78.1%Not measuredOnly GPT-4.1 Mini measured
SimpleQA Verified12.7%Not measuredOnly GPT-4.1 Mini measured
LMArena Text: science13281336Granite 4.2 8B
LMArena Text: medicine and healthcare13241336Granite 4.2 8B
LMArena Text: legal and government13431327GPT-4.1 Mini
LMArena Text: business and finance13221322GPT-4.1 Mini
PRBench Finance30.4%Not measuredOnly GPT-4.1 Mini measured
PRBench Legal30.4%Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 6 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
Web design benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
Design Arena: websites997Not measuredOnly GPT-4.1 Mini measured
Design Arena: UI components959Not measuredOnly GPT-4.1 Mini measured
Design Arena: game dev1070Not measuredOnly GPT-4.1 Mini measured
Design Arena: data viz1034Not measuredOnly GPT-4.1 Mini measured
Design Arena: 3D836Not measuredOnly GPT-4.1 Mini measured
Design Arena: all code categories993Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 3 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index102
General benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
IFBench38.3%Not measuredOnly GPT-4.1 Mini measured
Long context reasoning (AA-LCR)44.0%45.0%Granite 4.2 8B
DTBench68.8%Not measuredOnly GPT-4.1 Mini measured
LMCA21.1%Not measuredOnly GPT-4.1 Mini measured
Fiction.LiveBench44.4%Not measuredOnly GPT-4.1 Mini measured
LMArena Text13411319GPT-4.1 Mini
LMArena Text: instruction following13331300GPT-4.1 Mini
LMArena Text: creative writing12991236GPT-4.1 Mini
LMArena Vision1181Not measuredOnly GPT-4.1 Mini measured
LMArena Text: English13561337GPT-4.1 Mini
LMArena Text: non-English13181301GPT-4.1 Mini
LMArena Text: Chinese13291367Granite 4.2 8B
LMArena Text: German1350Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Japanese1290Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Korean1298Not measuredOnly GPT-4.1 Mini measured
LMArena Text: French1358Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Spanish1319Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Russian13241282GPT-4.1 Mini
LMArena Text: Polish1326Not measuredOnly GPT-4.1 Mini measured
LMArena Text: multi-turn13541301GPT-4.1 Mini
LMArena Text: longer queries13441325GPT-4.1 Mini
LMArena Text: writing and language13191269GPT-4.1 Mini
LMArena Text: entertainment and media13001271GPT-4.1 Mini
LMArena Vision: English1191Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: Chinese1186Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: reading text1188Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: humor1182Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: captioning1174Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: recognizing things1187Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: creative writing1182Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 18 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for GPT-4.1 Mini and Granite 4.2 8B
BenchmarkGPT-4.1 MiniGranite 4.2 8BLeader
Neither model has a result on 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-4.1 Mini$0.0012Fits in one request
Granite 4.2 8B$0.0002Fits in one request

Granite 4.2 8B costs less

Repository review

50K input + 3K output tokens

GPT-4.1 Mini$0.025Fits in one request
Granite 4.2 8B$0.0046Fits in one request

Granite 4.2 8B costs less

Agent loop

200K input + 10K output tokens

GPT-4.1 Mini$0.096Fits in one request
Granite 4.2 8B$0.018Exceeds the context window

Granite 4.2 8B 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-4.1 Mini and Granite 4.2 8B
SpecificationOpenAI GPT-4.1 MiniIBM Granite 4.2 8B
MakerOpenAIIBM Granite
WeightsNo public weights listedOpen weights
ReleasedApril 14, 2025August 31, 2026
Context window1.05M131K
Input $/Mtok$0.40$0.08
Output $/Mtok$1.60$0.20
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved task$1.818Not computable
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-4.1 Mini better than Granite 4.2 8B for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick GPT-4.1 Mini for a larger context window (1.05M against 131K tokens) and work measured by AA Coding Index or LMArena Text: coding, where it leads.

Which is cheaper, GPT-4.1 Mini or Granite 4.2 8B?

GPT-4.1 Mini costs $0.40 per million input tokens and $1.60 per million output tokens; Granite 4.2 8B costs $0.08 and $0.20. Cost per solved task is known for GPT-4.1 Mini only.

Which has the bigger context window, GPT-4.1 Mini or Granite 4.2 8B?

GPT-4.1 Mini, with 1.05M tokens against 131K.

How many benchmarks is the GPT-4.1 Mini vs Granite 4.2 8B comparison based on?

25 benchmarks have a result for both models as of October 22, 2026. GPT-4.1 Mini's coding index rests on 0 independent benchmarks and Granite 4.2 8B's on 0. Where only one model has a result, the page says so instead of naming a winner.

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