Enter opens the highlighted result. Esc closes.

Granite 4.2 8B vs o3 Mini High

Granite 4.2 8B leads o3 Mini High on the Artificial Analysis Intelligence Index, 11.1 to 11.0, and Granite 4.2 8B costs 22.0x less per output token ($0.20 vs $4.40 per million). Updated October 22, 2026; 3 benchmarks have a result for both.

Replace Granite 4.2 8B Replace o3 Mini High
Granite 4.2 8BIBM Granite
Coding
No data
Overall
No data
Output $/M
$0.20
3
o3 Mini HighOpenAI
Coding
No data
Overall
No data
Output $/M
$4.40
0
vs boards won of 3 shared

Granite 4.2 8B or o3 Mini High: which to pick

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

Pick Granite 4.2 8B for output tokens 22.0x cheaper ($0.20 vs $4.40 per million).

Model AGranite 4.2 8BIBM GraniteNot benchmarkedNo coding benchmarkNo cost per solved taskModel Bo3 Mini HighOpenAINot benchmarkedNo coding benchmarkNo cost per solved task
Shared results
3
Granite 4.2 8B only
24
o3 Mini High only
0
Like-for-like categories
3 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
Granite 4.2 8B not benchmarked, o3 Mini High not benchmarked.
Widest category
Coding, 6.1 points apart on average over 1 shared benchmark.
Widest single gap
AA Coding Index: Granite 4.2 8B 22.4 against o3 Mini High 16.3, 6.1 points apart on a 0 to 100 scale.
Output price
Granite 4.2 8B $0.20 against o3 Mini High $4.40 per million output tokens, 22.0x apart.
Context window
Granite 4.2 8B takes 131K tokens, o3 Mini High 200K.

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
CategoryGranite 4.2 8BBarso3 Mini HighTies
Coding10
Intelligence10
Agentic work10
All shared boards30
CodingLike-for-likeSix of these boards feed the Vibe Coding Index10
Coding benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
AA Coding Index22.416.3Granite 4.2 8B
SciCode31.5%Not measuredOnly Granite 4.2 8B measured
LMArena Text: coding1378Not measuredOnly Granite 4.2 8B measured
LMArena Text: software and IT1367Not measuredOnly Granite 4.2 8B measured
Neither model has a result on the other 35 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
Intelligence benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
AA Intelligence Index11.111.0Granite 4.2 8B
Neither model has a result on the other 1 board here
Agentic workLike-for-likePublic boards, shown as published, kept out of the index10
Agentic work benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
AA Agentic Index1.30.9Granite 4.2 8B
Neither model has a result on the other 40 boards here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index5 boards, none shared
Reasoning benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
GPQA Diamond (Artificial Analysis run)63.1%Not measuredOnly Granite 4.2 8B measured
Humanity's Last Exam (Artificial Analysis run)9.7%Not measuredOnly Granite 4.2 8B measured
LMArena Text: hard prompts1327Not measuredOnly Granite 4.2 8B measured
LMArena Text: expert1386Not measuredOnly Granite 4.2 8B measured
LMArena Text: hard prompts in English1345Not measuredOnly Granite 4.2 8B measured
Neither model has a result on the other 17 boards here
MathNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Math benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
Neither model has a result on 13 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index4 boards, none shared
Knowledge benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
LMArena Text: science1336Not measuredOnly Granite 4.2 8B measured
LMArena Text: medicine and healthcare1336Not measuredOnly Granite 4.2 8B measured
LMArena Text: legal and government1327Not measuredOnly Granite 4.2 8B measured
LMArena Text: business and finance1322Not measuredOnly Granite 4.2 8B measured
Neither model has a result on the other 14 boards here
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Web design benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
Neither model has a result on 9 boards here
GeneralDirectional onlyPublic boards, shown as published, kept out of the index12 boards, none shared
General benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
Long context reasoning (AA-LCR)45.0%Not measuredOnly Granite 4.2 8B measured
LMArena Text1319Not measuredOnly Granite 4.2 8B measured
LMArena Text: instruction following1300Not measuredOnly Granite 4.2 8B measured
LMArena Text: creative writing1236Not measuredOnly Granite 4.2 8B measured
LMArena Text: English1337Not measuredOnly Granite 4.2 8B measured
LMArena Text: non-English1301Not measuredOnly Granite 4.2 8B measured
LMArena Text: Chinese1367Not measuredOnly Granite 4.2 8B measured
LMArena Text: Russian1282Not measuredOnly Granite 4.2 8B measured
LMArena Text: multi-turn1301Not measuredOnly Granite 4.2 8B measured
LMArena Text: longer queries1325Not measuredOnly Granite 4.2 8B measured
LMArena Text: writing and language1269Not measuredOnly Granite 4.2 8B measured
LMArena Text: entertainment and media1271Not measuredOnly Granite 4.2 8B measured
Neither model has a result on the other 34 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Granite 4.2 8B and o3 Mini High
BenchmarkGranite 4.2 8Bo3 Mini HighLeader
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

Granite 4.2 8B$0.0002Fits in one request
o3 Mini High$0.0033Fits in one request

Granite 4.2 8B costs less

Repository review

50K input + 3K output tokens

Granite 4.2 8B$0.0046Fits in one request
o3 Mini High$0.068Fits in one request

Granite 4.2 8B costs less

Agent loop

200K input + 10K output tokens

Granite 4.2 8B$0.018Exceeds the context window
o3 Mini High$0.264Exceeds 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 Granite 4.2 8B and o3 Mini High
SpecificationIBM Granite 4.2 8BOpenAI o3 Mini High
MakerIBM GraniteOpenAI
WeightsOpen weightsNo public weights listed
ReleasedAugust 31, 2026February 12, 2025
Context window131K200K
Input $/Mtok$0.08$1.10
Output $/Mtok$0.20$4.40
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Granite 4.2 8B better than o3 Mini High for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick Granite 4.2 8B for output tokens 22.0x cheaper ($0.20 vs $4.40 per million).

Which is cheaper, Granite 4.2 8B or o3 Mini High?

Granite 4.2 8B costs $0.08 per million input tokens and $0.20 per million output tokens; o3 Mini High costs $1.10 and $4.40. Cost per solved task is known for neither of them.

Which has the bigger context window, Granite 4.2 8B or o3 Mini High?

o3 Mini High, with 200K tokens against 131K.

How many benchmarks is the Granite 4.2 8B vs o3 Mini High comparison based on?

3 benchmarks have a result for both models as of October 22, 2026. Granite 4.2 8B's coding index rests on 0 independent benchmarks and o3 Mini High's on 0. Where only one model has a result, the page says so instead of naming a winner.

Compare next