Seed2.1 Pro

ByteDance Seed·Pending·Released 2026-07-13textvisionvideo

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Max output-

Input / 1M-

Output / 1M-

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Benchmarks26

Benchmarks

Cited public sources · rank is exact-benchmark, apples-to-apples

Agent Startup Bench

#1/268.8% ↗

BabyVision

#2/473.7% ↗

BeyondAIME

#2/387% ↗

CharXiv-RQ

#1/285.4% ↗

CharXiv-RQ (with tools)

#1/286.4% ↗

ERQA

#1/272% ↗

KINA

#1/248.3% ↗

MathVision

#1/292.6% ↗

MathVision (with tools)

#1/294.5% ↗

Minerva Video Reasoning

#1/270.7% ↗

MMLongBench 128K

#1/278.3% ↗

MMMU-Pro

#2/781.6% ↗

MMMU-Pro (with tools)

#2/782.7% ↗

NL2Repo-Bench

#2/347% ↗

OVOBench

#1/280.7% ↗

SuperGPQA

#1/270.8% ↗

SWE-Atlas

#1/235.2% ↗

Terminal-Bench 2.1

#11/1771% ↗

TOMATO

#1/279.5% ↗

VideoMME

#1/289.2% ↗

VideoSimpleQA

#1/276.4% ↗

Workspace Bench

#2/253% ↗

WorldVQA

#1/253% ↗

xDailyBench

#1/261% ↗

ZEROBench

#1/218% ↗

ZEROBench (with tools)

#1/222% ↗

Compare

vs GPT-6 Astra vs GPT-5.6 Sol vs GPT-5.6 Terra vs GPT-5.6 Luna vs Claude Fable 5.1 vs Claude Opus 5 vs Claude Sonnet 5 vs Claude Haiku 4.5

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