Model comparison

Seed 2.0 Pro vs Mixtral 8x22B

Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 27.1 on the Noometry Index.

Last verified . 17 shared benchmarks.

Seed 2.0 Pro ByteDance Seed

43.2

Rank #96 Confirmed

Mixtral 8x22B Mistral AI

27.1

Rank #333 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Seed 2.0 Pro scores higher in 8 categories and Mixtral 8x22B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Seed 2.0 Pro leads 62.9 to 36.9.
  • Seed 2.0 Pro is cheaper at $0.50 / $3 per million input/output tokens, against $2 / $6 for Mixtral 8x22B.
  • Seed 2.0 Pro accepts more context: 256K tokens versus 64K.
  • Mixtral 8x22B has downloadable open weights; the other is API-only.

Side by side

Seed 2.0 Pro and Mixtral 8x22B specifications
Seed 2.0 ProMixtral 8x22B
ProviderByteDance SeedMistral AI
Noometry Index43.227.1
Released2026-02-142024-04-17
WeightsProprietaryOpen
Context window256K64K
Max output128K64K
Input $ / M tokens$0.50$2
Output $ / M tokens$3$6
Results tracked2034

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Category by category

Coding Seed 2.0 Pro leads

Seed 2.0 Pro: 43.5 (#86), Mixtral 8x22B: 24.2 (#329)

Coding benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Coding14721166
WeirdML—3.2%
BigCodeBench Instruct—40.6%
BigCodeBench Complete—50.2%
HumanEval+—72%
MBPP+—64.3%

Agentic & Tool Use Not comparable

Seed 2.0 Pro: —, Mixtral 8x22B: 23.1 (#127)

Agentic & Tool Use benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
Cybench—7.5%

Reasoning Seed 2.0 Pro leads

Seed 2.0 Pro: 24.1 (#165), Mixtral 8x22B: 19.9 (#248)

Reasoning benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Hard Prompts14531150
NYT Connections (extended)28.4%—
Thematic Generalization57.1%—
DTBench—55.1%
Epoch Capabilities Index—122.03
ForecastBench—56.3

Math Seed 2.0 Pro leads

Seed 2.0 Pro: 39.3 (#108), Mixtral 8x22B: 22.9 (#275)

Math benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Math14391184
Omni-MATH—16.3%
MATH Level 5—24.2%

Knowledge Seed 2.0 Pro leads

Seed 2.0 Pro: 40.2 (#122), Mixtral 8x22B: 15.1 (#293)

Knowledge benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Expert14401113
GPQA Diamond—34.1%
MMLU-Pro—46%
GPQA (HELM)—33.4%
MMLU—77.8%

Multimodal Not comparable

Seed 2.0 Pro: 41.5 (#35), Mixtral 8x22B: —

Multimodal benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Vision1274—

Multilingual Seed 2.0 Pro leads

Seed 2.0 Pro: 54.5 (#39), Mixtral 8x22B: 32.8 (#255)

Multilingual benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Non-English14411128
LMArena Chinese14891116
LMArena French14711166
LMArena German14421141
LMArena Japanese14081037
LMArena Korean14111057
LMArena Russian14491158
LMArena Spanish14601151

Instruction Following Seed 2.0 Pro leads

Seed 2.0 Pro: 74.5 (#91), Mixtral 8x22B: 57.7 (#266)

Instruction Following benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Instruction Following14141147
IFEval—72.4%

Long Context Seed 2.0 Pro leads

Seed 2.0 Pro: 43.6 (#90), Mixtral 8x22B: 34.7 (#247)

Long Context benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Longer Query14281144

Writing & Preference Seed 2.0 Pro leads

Seed 2.0 Pro: 62.9 (#69), Mixtral 8x22B: 36.9 (#262)

Writing & Preference benchmarks
BenchmarkSeed 2.0 ProMixtral 8x22B
LMArena Text14481162
LMArena Creative Writing14061141
LMArena Multi-Turn14411130
WildBench—71.1%

Frequently asked questions

Is Seed 2.0 Pro better than Mixtral 8x22B?

Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 27.1 on the Noometry Index.

Which is cheaper, Seed 2.0 Pro or Mixtral 8x22B?

Seed 2.0 Pro is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; Mixtral 8x22B lists at $2 and $6.

Is Seed 2.0 Pro or Mixtral 8x22B better for coding?

Seed 2.0 Pro scores higher on coding benchmarks: 43.5 versus 24.2 in the Noometry coding category.

Which has the bigger context window?

Seed 2.0 Pro does, with 256K tokens against 64K.

How many benchmarks do Seed 2.0 Pro and Mixtral 8x22B share?

17 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Mixtral 8x22B has 34.

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