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Trinity Large Thinking vs Grok 4.3

Updated October 21, 2026. 51 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace Trinity Large Thinking Replace Grok 4.3
Trinity Large ThinkingArcee AI
Coding
5.4
Overall
10.8
Output $/M
$0.80
0
Grok 4.3xAI
Coding
22.5
Overall
24.9
Output $/M
$2.50
51
vs boards won of 51 shared

Decision reading

Pick Grok 4.3 for coding: it scores 22.5 on the Vibe Coding Index against 5.4 for Trinity Large Thinking.

Pick Trinity Large Thinking when output tokens cost 3.1x less.

Model ATrinity Large ThinkingArcee AI5.4/1001 independent benchmarkNo cost per solved taskModel BGrok 4.3xAI22.5/1001 independent benchmark$0.31 per solved task
Shared results
51
Trinity Large Thinking only
1
Grok 4.3 only
53
Like-for-like categories
8 of 9

Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.

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
Trinity Large Thinking 5.4 from 1 benchmark, Grok 4.3 22.5 from 1 benchmark.
Widest category
Coding, 14.6 points apart on average over 8 shared benchmarks.
Widest single gap
Long context reasoning (AA-LCR): Trinity Large Thinking 38.0% against Grok 4.3 75.0%, 37.0 points apart on a 0 to 100 scale.
Output price
Trinity Large Thinking $0.80 against Grok 4.3 $2.50 per million output tokens, 3.1x apart.
Context window
Trinity Large Thinking takes 262K tokens, Grok 4.3 1M.

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
CategoryTrinity Large ThinkingBarsGrok 4.3Ties
Coding08
Intelligence01
Agentic work02
Reasoning05
Math02
Knowledge06
Web design08
General019
All shared boards051
CodingLike-for-likeFour of these boards feed the Vibe Coding Index08
Coding benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
LMArena WebDev12381358Grok 4.3
AA Coding Index25.842.2Grok 4.3
LiveCodeBench (Vals AI)Not measured84.5%Only Grok 4.3 measured
SWE-bench Verified (Vals AI)Not measured71.4%Only Grok 4.3 measured
Vibe Code Bench (Vals AI)Not measured19.4%Only Grok 4.3 measured
Code migration (Vals AI)Not measured6.8%Only Grok 4.3 measured
ProgramBench (Vals AI)Not measured0.0%Only Grok 4.3 measured
Terminal-Bench 2.1 (Vals AI)Not measured42.0%Only Grok 4.3 measured
SkillsBench (Vals AI)Not measured40.6%Only Grok 4.3 measured
SciCode40.6%48.3%Grok 4.3
Terminal-Bench Hard (Artificial Analysis run)22.7%37.9%Grok 4.3
WeirdMLNot measured49.9%Only Grok 4.3 measured
ALE-BenchNot measured944.2Only Grok 4.3 measured
LMArena Text: coding13571415Grok 4.3
LMArena Text: software and IT13621416Grok 4.3
LMArena WebDev: React12311353Grok 4.3
LMArena WebDev: HTML12401367Grok 4.3
LMArena WebDev: from an imageNot measured1375Only Grok 4.3 measured
Neither model has a result on the other 20 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
AA Intelligence Index10.824.9Grok 4.3
Neither model has a result on the other 1 board here
Agentic workLike-for-likePublic boards, shown as published, kept out of the index02
Agentic work benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
AA Agentic Index1.015.5Grok 4.3
Design Arena: agents building web appsNot measured1126Only Grok 4.3 measured
Design Arena: agents building full-stack appsNot measured1006Only Grok 4.3 measured
Design Arena: agents building mobile appsNot measured1059Only Grok 4.3 measured
Design Arena: agents building Android appsNot measured967Only Grok 4.3 measured
Design Arena: agents building Godot gamesNot measured914Only Grok 4.3 measured
Design Arena: agents building gamesNot measured1007Only Grok 4.3 measured
Design Arena: HTML slidesNot measured1008Only Grok 4.3 measured
Design Arena: PowerPoint slidesNot measured1012Only Grok 4.3 measured
Finance Agent (Vals AI)Not measured37.7%Only Grok 4.3 measured
Tax Agent Bench (Vals AI)Not measured6.2%Only Grok 4.3 measured
Legal Research Bench (Vals AI)Not measured15.4%Only Grok 4.3 measured
Excel Modeling Benchmark (Vals AI)Not measured18.4%Only Grok 4.3 measured
τ²-Bench Telecom90.1%97.7%Grok 4.3
Vending-Bench 2Not measured$35Only Grok 4.3 measured
LMArena SearchNot measured1166Only Grok 4.3 measured
Neither model has a result on the other 23 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index05
Reasoning benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
GPQA DiamondNot measured91.4%Only Grok 4.3 measured
MMMU Pro (Vals AI)Not measured83.1%Only Grok 4.3 measured
GPQA Diamond (Artificial Analysis run)75.2%90.1%Grok 4.3
Humanity's Last Exam (Artificial Analysis run)15.8%37.2%Grok 4.3
GPQA Diamond (Epoch AI run)Not measured88.8%Only Grok 4.3 measured
Chess puzzlesNot measured18.0%Only Grok 4.3 measured
LMArena Text: hard prompts13421396Grok 4.3
LMArena Text: expert13591384Grok 4.3
LMArena Text: hard prompts in English13561402Grok 4.3
LMArena Vision: diagramsNot measured1241Only Grok 4.3 measured
LMArena Vision: homeworkNot measured1241Only Grok 4.3 measured
Neither model has a result on the other 10 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
OTIS Mock AIMENot measured93.3%Only Grok 4.3 measured
FrontierMath, tiers 1 to 3Not measured42.8%Only Grok 4.3 measured
FrontierMath, tier 4Not measured14.6%Only Grok 4.3 measured
ProofBenchNot measured11.0%Only Grok 4.3 measured
LMArena Text: math13651387Grok 4.3
LMArena Text: mathematical work13501396Grok 4.3
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index06
Knowledge benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
MMLU ProNot measured85.8%Only Grok 4.3 measured
LegalBench (Vals AI)Not measured84.5%Only Grok 4.3 measured
CaseLaw (Vals AI)57.9%79.3%Grok 4.3
CorpFin (Vals AI)54.7%68.5%Grok 4.3
TaxEval (Vals AI)Not measured70.8%Only Grok 4.3 measured
MortgageTax (Vals AI)Not measured48.3%Only Grok 4.3 measured
MedCode (Vals AI)Not measured38.1%Only Grok 4.3 measured
SimpleQA VerifiedNot measured33.2%Only Grok 4.3 measured
LMArena Text: science13551399Grok 4.3
LMArena Text: medicine and healthcare13491384Grok 4.3
LMArena Text: legal and government13451386Grok 4.3
LMArena Text: business and finance13291381Grok 4.3
Neither model has a result on the other 5 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index08
Web design benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
Design Arena: websites11371196Grok 4.3
Design Arena: UI components10451192Grok 4.3
Design Arena: game dev10791174Grok 4.3
Design Arena: data viz10981180Grok 4.3
Design Arena: 3D10821125Grok 4.3
Design Arena: all code categories11171187Grok 4.3
Design Arena: SVG10161081Grok 4.3
Design Arena: ASCII art10411125Grok 4.3
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index019
General benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
Public Benefits Bench (Vals AI)Not measured51.7%Only Grok 4.3 measured
SAGE (Vals AI)Not measured19.7%Only Grok 4.3 measured
MedScribe (Vals AI)Not measured74.4%Only Grok 4.3 measured
Vals Multimodal IndexNot measured43.3%Only Grok 4.3 measured
IFBench56.3%83.3%Grok 4.3
Long context reasoning (AA-LCR)38.0%75.0%Grok 4.3
DTBenchNot measured90.7%Only Grok 4.3 measured
LMCANot measured38.3%Only Grok 4.3 measured
Surface Evolver Bench15.6%Not measuredOnly Trinity Large Thinking measured
LMArena Text13401397Grok 4.3
LMArena Text: instruction following13261366Grok 4.3
LMArena Text: creative writing13081380Grok 4.3
LMArena VisionNot measured1229Only Grok 4.3 measured
LMArena Text: English13561404Grok 4.3
LMArena Text: non-English13251385Grok 4.3
LMArena Text: Chinese13711422Grok 4.3
LMArena Text: German13561395Grok 4.3
LMArena Text: Japanese13121379Grok 4.3
LMArena Text: Korean13061354Grok 4.3
LMArena Text: French13661411Grok 4.3
LMArena Text: Spanish13271399Grok 4.3
LMArena Text: Russian13381399Grok 4.3
LMArena Text: Polish13121398Grok 4.3
LMArena Text: multi-turn13201406Grok 4.3
LMArena Text: longer queries13181393Grok 4.3
LMArena Text: writing and language13171385Grok 4.3
LMArena Text: entertainment and media12961370Grok 4.3
LMArena Vision: EnglishNot measured1235Only Grok 4.3 measured
LMArena Vision: ChineseNot measured1257Only Grok 4.3 measured
LMArena Vision: reading textNot measured1235Only Grok 4.3 measured
LMArena Vision: humorNot measured1222Only Grok 4.3 measured
LMArena Vision: recognizing thingsNot measured1217Only Grok 4.3 measured
LMArena Vision: creative writingNot measured1237Only Grok 4.3 measured
Neither model has a result on the other 13 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Trinity Large Thinking and Grok 4.3
BenchmarkTrinity Large ThinkingGrok 4.3Leader
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

Trinity Large Thinking$0.0006Fits in one request
Grok 4.3$0.0025Fits in one request

Trinity Large Thinking costs less

Repository review

50K input + 3K output tokens

Trinity Large Thinking$0.015Fits in one request
Grok 4.3$0.070Fits in one request

Trinity Large Thinking costs less

Agent loop

200K input + 10K output tokens

Trinity Large Thinking$0.058Fits in one request
Grok 4.3$0.275Fits in one request

Trinity Large Thinking 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 Trinity Large Thinking and Grok 4.3
SpecificationArcee AI Trinity Large ThinkingSpaceXAI Grok 4.3
MakerArcee AIxAI
WeightsOpen weightsNo public weights listed
ReleasedApril 1, 2026April 30, 2026
Context window262K1M
Input $/Mtok$0.25$1.25
Output $/Mtok$0.80$2.50
Coding index5.422.5
Independent measurements behind it11
Cost per solved taskNot computable$0.31
SourceOpenRouter listingOpenRouter listing

Questions

Is Trinity Large Thinking better than Grok 4.3 for coding?

Pick Grok 4.3 for coding: it scores 22.5 on the Vibe Coding Index against 5.4 for Trinity Large Thinking. Pick Trinity Large Thinking when output tokens cost 3.1x less.

Which is cheaper, Trinity Large Thinking or Grok 4.3?

Trinity Large Thinking costs $0.25 per million input tokens and $0.80 per million output tokens; Grok 4.3 costs $1.25 and $2.50. Cost per solved task is known for Grok 4.3 only.

Which has the bigger context window, Trinity Large Thinking or Grok 4.3?

Grok 4.3, with 1M tokens against 262K.

How many benchmarks is the Trinity Large Thinking vs Grok 4.3 comparison based on?

51 benchmarks have a result for both models as of October 21, 2026. Trinity Large Thinking's coding index rests on 1 independent benchmark and Grok 4.3's on 1. Where only one model has a result, the page says so instead of naming a winner.

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