Seed 2.1 Pro Preview vs Seed2.1
47 SHARED BENCHMARKSAcross 47 shared benchmarks, Seed 2.1 Pro Preview scores higher on 42 and Seed2.1 on 3, with 2 level. The widest gap is ZeroBench (main), where Seed 2.1 Pro Preview scores 18 against 11.
BYTEDANCEVSX47 SHARED42–3 HEAD-TO-HEADNEWEST SCORE ADDED
At a glance
MakerByteDancex
Released——
Price per 1M tokens input / output——
Cost of 1M in + 1M out——
Head-to-head of 47 shared benchmarks42 wins3 wins
Scores tracked independently verified66 1 ◆50 0 ◆
◆ = independently verified score.
Where each leadsby capability area · benchmark wins
AreaSeed 2.1 Pro PreviewWINSSeed2.1
Biggest gaps
Seed 2.1 Pro Preview pulls furthest ahead on
- AA ApexAgents33.8 vs 29.2
- GDPVal87.9 vs 82.7
- Terminal-Bench 2.171 vs 67.6
Seed2.1 pulls furthest ahead on
No ratified-area lead of 3 points or more.
Every shared benchmark47 · grouped by area
Reasoning 1
Coding 2
Agentic 3
Multimodal 5
Other shared benchmarks 36
BrowseComp (with Search)86.284.9
Finance Agent v1.160.756
HLE-Verified (no tool)42.942.4
MathVerse (Vision-Only)89.789.2
MMSIBench (circular)35.931.4
Office QA Pro [Multimodal]72.271.1
ZeroBench (main)1811
ZeroBench (sub)49.449.1
Each score is the one the model's own page shows — the most authoritative tracked result for that benchmark, on the benchmark's standard methodology (source-attributed). ↓ marks lower-is-better metrics; ◆ an independently verified score. Open either model for its full surface, provenance and pricing.