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GPT-5.4 Nano vs Llama 4 Maverick

GPT-5.4 Nano leads Llama 4 Maverick on the Artificial Analysis Intelligence Index, 20.7 to 9.3, and Llama 4 Maverick costs 1.3x less per output token ($1.00 vs $1.25 per million). Updated October 22, 2026; 66 benchmarks have a result for both.

Replace GPT-5.4 Nano Replace Llama 4 Maverick
GPT-5.4 NanoOpenAI
Coding
44.8
Overall
45.7
Output $/M
$1.25
64
Llama 4 MaverickMeta Llama
Coding
No data
Overall
21.8
Output $/M
$1.00
2
vs boards won of 66 shared

GPT-5.4 Nano or Llama 4 Maverick: which to pick

Only GPT-5.4 Nano has a coding score, 44.8 on the Vibe Coding Index; Llama 4 Maverick has none, so the two cannot be ranked on coding.

Pick Llama 4 Maverick for output tokens 1.3x cheaper ($1.00 vs $1.25 per million) and a larger context window (524K against 400K tokens).

Model AGPT-5.4 NanoOpenAI44.8/1002 independent benchmarks$0.14 per solved taskModel BLlama 4 MaverickMeta LlamaNot benchmarkedNo coding benchmark$1.491 per solved task
Shared results
66
GPT-5.4 Nano only
19
Llama 4 Maverick only
19
Like-for-like categories
7 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-5.4 Nano 44.8 from 2 benchmarks, Llama 4 Maverick not benchmarked.
Widest category
Agentic work, 36.8 points apart on average over 2 shared benchmarks.
Widest single gap
AIME: GPT-5.4 Nano 88.8% against Llama 4 Maverick 25.2%, 63.5 points apart on a 0 to 100 scale.
Output price
GPT-5.4 Nano $1.25 against Llama 4 Maverick $1.00 per million output tokens, 1.3x apart.
Context window
GPT-5.4 Nano takes 400K tokens, Llama 4 Maverick 524K.

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-5.4 NanoBarsLlama 4 MaverickTies
Coding80
Intelligence20
Agentic work20
Reasoning111
Math30
Knowledge91
General290
All shared boards642
CodingLike-for-likeSix of these boards feed the Vibe Coding Index80
Coding benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
Aider polyglotNot measured15.6%Only Llama 4 Maverick measured
SWE-bench VerifiedNot measured21.0%Only Llama 4 Maverick measured
AA Coding Index56.116.3GPT-5.4 Nano
LiveCodeBench (Vals AI)84.0%47.3%GPT-5.4 Nano
SWE-bench Verified (Vals AI)69.8%Not measuredOnly GPT-5.4 Nano measured
Vibe Code Bench (Vals AI)26.1%Not measuredOnly GPT-5.4 Nano measured
Code migration (Vals AI)14.5%Not measuredOnly GPT-5.4 Nano measured
Terminal-Bench 2.1 (Vals AI)41.6%Not measuredOnly GPT-5.4 Nano measured
LiveCodeBench (Artificial Analysis run)Not measured39.7%Only Llama 4 Maverick measured
SciCode47.2%31.7%GPT-5.4 Nano
Terminal-Bench Hard (Artificial Analysis run)42.4%6.8%GPT-5.4 Nano
WeirdML49.2%24.5%GPT-5.4 Nano
ALE-Bench1004.5173.0GPT-5.4 Nano
LMArena Text: coding14041301GPT-5.4 Nano
LMArena Text: software and IT14021299GPT-5.4 Nano
Neither model has a result on the other 24 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
AA Intelligence Index20.79.3GPT-5.4 Nano
Epoch Capabilities Index146.0132.2GPT-5.4 Nano
Agentic workLike-for-likePublic boards, shown as published, kept out of the index20
Agentic work benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
AA Agentic Index16.00.6GPT-5.4 Nano
Finance Agent (Vals AI)38.2%Not measuredOnly GPT-5.4 Nano measured
Tax Agent Bench (Vals AI)5.0%Not measuredOnly GPT-5.4 Nano measured
Legal Research Bench (Vals AI)6.3%Not measuredOnly GPT-5.4 Nano measured
Excel Modeling Benchmark (Vals AI)44.8%Not measuredOnly GPT-5.4 Nano measured
τ²-Bench Telecom76.0%17.8%GPT-5.4 Nano
Neither model has a result on the other 35 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index111
Reasoning benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
GPQA Diamond77.5%69.4%GPT-5.4 Nano
MMMU Pro (Vals AI)73.6%71.7%GPT-5.4 Nano
GPQA Diamond (Artificial Analysis run)81.7%67.1%GPT-5.4 Nano
Humanity's Last Exam (Artificial Analysis run)28.3%4.9%GPT-5.4 Nano
GPQA Diamond (Epoch AI run)78.5%Not measuredOnly GPT-5.4 Nano measured
ARC-AGI51.5%4.4%GPT-5.4 Nano
ARC-AGI-25.7%0.0%GPT-5.4 Nano
SimpleBenchNot measured27.7%Only Llama 4 Maverick measured
Chess puzzles45.0%Not measuredOnly GPT-5.4 Nano measured
Mystery game puzzles9.0%Not measuredOnly GPT-5.4 Nano measured
LMArena Text: hard prompts13811281GPT-5.4 Nano
LMArena Text: expert13961259GPT-5.4 Nano
LMArena Text: hard prompts in English13871295GPT-5.4 Nano
LMArena Vision: diagrams12101134GPT-5.4 Nano
LMArena Vision: homework12251164GPT-5.4 Nano
Kagi LLM Benchmark39.7%55.9%Llama 4 Maverick
Neither model has a result on the other 6 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index30
Math benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
AIME88.8%25.2%GPT-5.4 Nano
MATH 500 (Vals AI)Not measured85.2%Only Llama 4 Maverick measured
MGSM (Vals AI)Not measured92.4%Only Llama 4 Maverick measured
AA Math IndexNot measured19.3Only Llama 4 Maverick measured
AIME 2025 (Artificial Analysis run)Not measured19.3%Only Llama 4 Maverick measured
OTIS Mock AIME87.8%Not measuredOnly GPT-5.4 Nano measured
FrontierMath, tiers 1 to 344.9%Not measuredOnly GPT-5.4 Nano measured
FrontierMath, tier 412.2%Not measuredOnly GPT-5.4 Nano measured
ProofBench5.0%Not measuredOnly GPT-5.4 Nano measured
LMArena Text: math14051299GPT-5.4 Nano
LMArena Text: mathematical work14091295GPT-5.4 Nano
Neither model has a result on the other 2 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index91
Knowledge benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
MMLU Pro77.2%79.4%Llama 4 Maverick
LegalBench (Vals AI)77.9%77.8%GPT-5.4 Nano
CaseLaw (Vals AI)51.9%Not measuredOnly GPT-5.4 Nano measured
CorpFin (Vals AI)61.2%49.7%GPT-5.4 Nano
TaxEval (Vals AI)67.4%66.6%GPT-5.4 Nano
MortgageTax (Vals AI)59.1%58.5%GPT-5.4 Nano
MedQA (Vals AI)Not measured43.3%Only Llama 4 Maverick measured
MedCode (Vals AI)41.0%36.5%GPT-5.4 Nano
MMLU Pro (Artificial Analysis run)Not measured80.9%Only Llama 4 Maverick measured
SimpleQA Verified11.7%Not measuredOnly GPT-5.4 Nano measured
GeoBenchNot measured52.0%Only Llama 4 Maverick measured
LMArena Text: science13741288GPT-5.4 Nano
LMArena Text: medicine and healthcare13691275GPT-5.4 Nano
LMArena Text: legal and government13681286GPT-5.4 Nano
LMArena Text: business and finance13661260GPT-5.4 Nano
Neither model has a result on the other 3 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
Web design benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
Design Arena: websitesNot measured871Only Llama 4 Maverick measured
Design Arena: UI componentsNot measured896Only Llama 4 Maverick measured
Design Arena: game devNot measured837Only Llama 4 Maverick measured
Design Arena: data vizNot measured882Only Llama 4 Maverick measured
Design Arena: 3DNot measured900Only Llama 4 Maverick measured
Design Arena: all code categoriesNot measured879Only Llama 4 Maverick measured
Neither model has a result on the other 3 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index290
General benchmarks for GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
SAGE (Vals AI)38.1%35.7%GPT-5.4 Nano
MedScribe (Vals AI)77.1%54.2%GPT-5.4 Nano
Vals Multimodal Index47.6%Not measuredOnly GPT-5.4 Nano measured
IFBench75.9%43.0%GPT-5.4 Nano
Long context reasoning (AA-LCR)76.7%50.0%GPT-5.4 Nano
DTBench80.3%61.9%GPT-5.4 Nano
LMCA36.9%15.9%GPT-5.4 Nano
Fiction.LiveBenchNot measured46.2%Only Llama 4 Maverick measured
Creative writing (Lech Mazur)Not measured62.0%Only Llama 4 Maverick measured
LMArena Text13721287GPT-5.4 Nano
LMArena Text: instruction following13621267GPT-5.4 Nano
LMArena Text: creative writing13151266GPT-5.4 Nano
LMArena Vision11961142GPT-5.4 Nano
LMArena Text: English13811303GPT-5.4 Nano
LMArena Text: non-English13591269GPT-5.4 Nano
LMArena Text: Chinese13911277GPT-5.4 Nano
LMArena Text: German13681291GPT-5.4 Nano
LMArena Text: Japanese13431206GPT-5.4 Nano
LMArena Text: Korean13211203GPT-5.4 Nano
LMArena Text: French13951259GPT-5.4 Nano
LMArena Text: Spanish13711293GPT-5.4 Nano
LMArena Text: Russian13631286GPT-5.4 Nano
LMArena Text: Polish13661275GPT-5.4 Nano
LMArena Text: multi-turn13821289GPT-5.4 Nano
LMArena Text: longer queries13651280GPT-5.4 Nano
LMArena Text: writing and language13381277GPT-5.4 Nano
LMArena Text: entertainment and media13251250GPT-5.4 Nano
LMArena Vision: English12021150GPT-5.4 Nano
LMArena Vision: Chinese12321141GPT-5.4 Nano
LMArena Vision: reading text12041143GPT-5.4 Nano
LMArena Vision: humor11611100GPT-5.4 Nano
LMArena Vision: recognizing things1141Not measuredOnly GPT-5.4 Nano measured
LMArena Vision: creative writing11591099GPT-5.4 Nano
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 GPT-5.4 Nano and Llama 4 Maverick
BenchmarkGPT-5.4 NanoLlama 4 MaverickLeader
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-5.4 Nano$0.0008Fits in one request
Llama 4 Maverick$0.0008Fits in one request

GPT-5.4 Nano costs less

Repository review

50K input + 3K output tokens

GPT-5.4 Nano$0.014Fits in one request
Llama 4 Maverick$0.021Fits in one request

GPT-5.4 Nano costs less

Agent loop

200K input + 10K output tokens

GPT-5.4 Nano$0.052Fits in one request
Llama 4 Maverick$0.080Fits in one request

GPT-5.4 Nano 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-5.4 Nano and Llama 4 Maverick
SpecificationOpenAI GPT-5.4 NanoMeta Llama 4 Maverick
MakerOpenAIMeta Llama
WeightsNo public weights listedOpen weights
ReleasedMarch 17, 2026April 5, 2025
Context window400K524K
Input $/Mtok$0.20$0.35
Output $/Mtok$1.25$1.00
Coding index44.8Not benchmarked
Independent measurements behind it20
Cost per solved task$0.14$1.491
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-5.4 Nano better than Llama 4 Maverick for coding?

Only GPT-5.4 Nano has a coding score, 44.8 on the Vibe Coding Index; Llama 4 Maverick has none, so the two cannot be ranked on coding. Pick Llama 4 Maverick for output tokens 1.3x cheaper ($1.00 vs $1.25 per million) and a larger context window (524K against 400K tokens).

Which is cheaper, GPT-5.4 Nano or Llama 4 Maverick?

GPT-5.4 Nano costs $0.20 per million input tokens and $1.25 per million output tokens; Llama 4 Maverick costs $0.35 and $1.00. Per solved SWE-bench Verified task, GPT-5.4 Nano costs $0.14 and Llama 4 Maverick $1.491.

Which has the bigger context window, GPT-5.4 Nano or Llama 4 Maverick?

Llama 4 Maverick, with 524K tokens against 400K.

How many benchmarks is the GPT-5.4 Nano vs Llama 4 Maverick comparison based on?

66 benchmarks have a result for both models as of October 22, 2026. GPT-5.4 Nano's coding index rests on 2 independent benchmarks and Llama 4 Maverick's on 0. Where only one model has a result, the page says so instead of naming a winner.

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