Model comparison
GPT-5.4 Pro vs Nova 2 Lite
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 39.7 on the Noometry Index. Nova 2 Lite costs 79× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. GPT-5.4 Pro scores higher in 4 categories and Nova 2 Lite in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5.4 Pro leads 70.7 to 27.5.
- Nova 2 Lite is cheaper at $0.30 / $2.50 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
- GPT-5.4 Pro accepts more context: 1.05M tokens versus 1M.
Side by side
| GPT-5.4 Pro | Nova 2 Lite | |
|---|---|---|
| Provider | OpenAI | Amazon |
| Noometry Index | 58.9 | 39.7 |
| Released | 2026-03-05 | 2025-12-01 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 1M |
| Max output | 128K | 64K |
| Input $ / M tokens | $30 | $0.30 |
| Output $ / M tokens | $180 | $2.50 |
| Results tracked | 16 | 19 |
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Category by category
Coding GPT-5.4 Pro leads
GPT-5.4 Pro: 43.2 (#90), Nova 2 Lite: 40.7 (#134)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| WeirdML | 57.4% | — |
| LMArena Coding | — | 1385 |
Agentic & Tool Use Not comparable
GPT-5.4 Pro: —, Nova 2 Lite: 24.1 (#121)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 27.1% |
Reasoning GPT-5.4 Pro leads
GPT-5.4 Pro: 70.7 (#13), Nova 2 Lite: 27.5 (#118)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| ARC-AGI-2 | 83.3% | — |
| SimpleBench | 74.1% | — |
| ARC-AGI-1 | 94.5% | — |
| CritPt | 30% | — |
| Chess Puzzles | 58.6% | — |
| EnigmaEval | 23.8% | — |
| LMArena Hard Prompts | — | 1364 |
| Epoch Capabilities Index | 158.93 | — |
Math GPT-5.4 Pro leads
GPT-5.4 Pro: 72.4 (#22), Nova 2 Lite: 37.5 (#156)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| FrontierMath (Tiers 1-3) | 82.5% | — |
| FrontierMath Tier 4 | 58.5% | — |
| LMArena Math | — | 1359 |
| FrontierMath (Feb 2025 set) | 50% | — |
| FrontierMath Tier 4 (v1) | 37.5% | — |
Knowledge GPT-5.4 Pro leads
GPT-5.4 Pro: 68.3 (#7), Nova 2 Lite: 43.0 (#94)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| Vectara Hallucination Rate | 8.3% | 5.1% |
| GPQA Diamond | 94.6% | — |
| Humanity's Last Exam | 44.3% | — |
| SimpleQA Verified | 46.3% | — |
| LMArena Expert | — | 1358 |
Multilingual Not comparable
GPT-5.4 Pro: —, Nova 2 Lite: 47.1 (#153)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| LMArena Non-English | — | 1337 |
| LMArena Chinese | — | 1364 |
| LMArena French | — | 1381 |
| LMArena German | — | 1343 |
| LMArena Japanese | — | 1271 |
| LMArena Korean | — | 1284 |
| LMArena Russian | — | 1343 |
| LMArena Spanish | — | 1373 |
Instruction Following Not comparable
GPT-5.4 Pro: —, Nova 2 Lite: 70.5 (#161)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| LMArena Instruction Following | — | 1335 |
Long Context Not comparable
GPT-5.4 Pro: —, Nova 2 Lite: 40.6 (#150)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| LMArena Longer Query | — | 1335 |
Writing & Preference Not comparable
GPT-5.4 Pro: —, Nova 2 Lite: 53.9 (#154)
| Benchmark | GPT-5.4 Pro | Nova 2 Lite |
|---|---|---|
| LMArena Text | — | 1362 |
| LMArena Creative Writing | — | 1291 |
| LMArena Multi-Turn | — | 1338 |
Frequently asked questions
Is GPT-5.4 Pro better than Nova 2 Lite?
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 39.7 on the Noometry Index. Nova 2 Lite costs 79× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.
Which is cheaper, GPT-5.4 Pro or Nova 2 Lite?
Nova 2 Lite is cheaper. It lists at $0.30 per million input tokens and $2.50 per million output tokens; GPT-5.4 Pro lists at $30 and $180.
Is GPT-5.4 Pro or Nova 2 Lite better for coding?
GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 40.7 in the Noometry coding category.
Which has the bigger context window?
GPT-5.4 Pro does, with 1.05M tokens against 1M.
How many benchmarks do GPT-5.4 Pro and Nova 2 Lite share?
1 benchmark has published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Nova 2 Lite has 19.