Model comparison
Seed 2.0 Pro vs GPT-4.1 mini
Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 33.6 on the Noometry Index. GPT-4.1 mini costs 1.6× less per token, which makes it the better buy when Seed 2.0 Pro's lead doesn't matter for your workload.
Last verified . 18 shared benchmarks.
ByteDance SeedSummary
- They share 18 benchmarks with published results for both. Seed 2.0 Pro scores higher in 9 categories and GPT-4.1 mini in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Seed 2.0 Pro leads 39.3 to 24.1.
- GPT-4.1 mini is cheaper at $0.40 / $1.60 per million input/output tokens, against $0.50 / $3 for Seed 2.0 Pro.
- GPT-4.1 mini accepts more context: 1.05M tokens versus 256K.
Side by side
| Seed 2.0 Pro | GPT-4.1 mini | |
|---|---|---|
| Provider | ByteDance Seed | OpenAI |
| Noometry Index | 43.2 | 33.6 |
| Released | 2026-02-14 | 2025-04-14 |
| Weights | Proprietary | Proprietary |
| Context window | 256K | 1.05M |
| Max output | 128K | 33K |
| Input $ / M tokens | $0.50 | $0.40 |
| Output $ / M tokens | $3 | $1.60 |
| Results tracked | 20 | 47 |
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Category by category
Coding Seed 2.0 Pro leads
Seed 2.0 Pro: 43.5 (#86), GPT-4.1 mini: 30.6 (#293)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Coding | 1472 | 1367 |
| SWE-bench Verified (bash only) | — | 23.9% |
| Aider Polyglot | — | 32.4% |
| SciCode | — | 40.4% |
| WeirdML | — | 37.6% |
| BigCodeBench Instruct | — | 48.9% |
| CadEval | — | 16% |
Agentic & Tool Use Not comparable
Seed 2.0 Pro: —, GPT-4.1 mini: 33.3 (#55)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 50.5% |
Reasoning Seed 2.0 Pro leads
Seed 2.0 Pro: 24.1 (#165), GPT-4.1 mini: 10.8 (#340)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Hard Prompts | 1453 | 1349 |
| ARC-AGI-2 | — | 0% |
| Kagi LLM Benchmark | — | 48.6% |
| NYT Connections (extended) | 28.4% | — |
| ARC-AGI-1 | — | 3.5% |
| CritPt | — | 0% |
| Chess Puzzles | — | 7% |
| Thematic Generalization | 57.1% | — |
| Mystery Game Puzzles | — | 7% |
| DTBench | — | 68.8% |
| LMCA | — | 21.1% |
| Epoch Capabilities Index | — | 135.01 |
Math Seed 2.0 Pro leads
Seed 2.0 Pro: 39.3 (#108), GPT-4.1 mini: 24.1 (#270)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Math | 1439 | 1343 |
| FrontierMath (Tiers 1-3) | — | 6.7% |
| OTIS Mock AIME 2024-2025 | — | 44.7% |
| Omni-MATH | — | 49.1% |
| MATH Level 5 | — | 87.3% |
| FrontierMath (Feb 2025 set) | — | 4.5% |
Knowledge Seed 2.0 Pro leads
Seed 2.0 Pro: 40.2 (#122), GPT-4.1 mini: 34.7 (#194)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Expert | 1440 | 1338 |
| GPQA Diamond | — | 65.8% |
| SimpleQA Verified | — | 12.7% |
| MMLU-Pro | — | 78.3% |
| GPQA (HELM) | — | 61.4% |
Multimodal Seed 2.0 Pro leads
Seed 2.0 Pro: 41.5 (#35), GPT-4.1 mini: 35.8 (#82)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Vision | 1274 | 1181 |
Multilingual Seed 2.0 Pro leads
Seed 2.0 Pro: 54.5 (#39), GPT-4.1 mini: 45.7 (#166)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Non-English | 1441 | 1318 |
| LMArena Chinese | 1489 | 1329 |
| LMArena French | 1471 | 1358 |
| LMArena German | 1442 | 1351 |
| LMArena Japanese | 1408 | 1290 |
| LMArena Korean | 1411 | 1298 |
| LMArena Russian | 1449 | 1324 |
| LMArena Spanish | 1460 | 1319 |
Instruction Following Too close to call
Seed 2.0 Pro: 74.5 (#91), GPT-4.1 mini: 73.7 (#118)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Instruction Following | 1414 | 1333 |
| IFEval | — | 90.4% |
Long Context Seed 2.0 Pro leads
Seed 2.0 Pro: 43.6 (#90), GPT-4.1 mini: 31.8 (#275)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Longer Query | 1428 | 1344 |
| Fiction.LiveBench | — | 44.4% |
Writing & Preference Seed 2.0 Pro leads
Seed 2.0 Pro: 62.9 (#69), GPT-4.1 mini: 48.6 (#199)
| Benchmark | Seed 2.0 Pro | GPT-4.1 mini |
|---|---|---|
| LMArena Text | 1448 | 1340 |
| LMArena Creative Writing | 1406 | 1300 |
| LMArena Multi-Turn | 1441 | 1354 |
| EQ-Bench Creative Writing | — | 1147 |
| WildBench | — | 83.8% |
Frequently asked questions
Is Seed 2.0 Pro better than GPT-4.1 mini?
Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 33.6 on the Noometry Index. GPT-4.1 mini costs 1.6× less per token, which makes it the better buy when Seed 2.0 Pro's lead doesn't matter for your workload.
Which is cheaper, Seed 2.0 Pro or GPT-4.1 mini?
GPT-4.1 mini is cheaper. It lists at $0.40 per million input tokens and $1.60 per million output tokens; Seed 2.0 Pro lists at $0.50 and $3.
Is Seed 2.0 Pro or GPT-4.1 mini better for coding?
Seed 2.0 Pro scores higher on coding benchmarks: 43.5 versus 30.6 in the Noometry coding category.
Which has the bigger context window?
GPT-4.1 mini does, with 1.05M tokens against 256K.
How many benchmarks do Seed 2.0 Pro and GPT-4.1 mini share?
18 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and GPT-4.1 mini has 47.