Benchmark Almanac

SeedClawBench

Seed2.1 Pro 66.6% In use

Agents complete 100 OpenClaw-style user tasks built from Ark usage logs and crowdsourced tasks, such as data analysis and office work. An agent judge checks rubric items against the trace and deliverables.

In-house Seed benchmark. The card reports 89.69% agreement between the agent judge and humans on 262 rubric items. The launch blog calls it ClawBench.

Made by ByteDance Seed Released Jun 2026 General assistants Tasks kept private Last in a launch post Jun 2026 Last model added Jun 2026
Level
Everyday Most adults, without training
Scored
Graded by a model A language model scores each response, usually against a rubric.
Answers
Agent task Many steps in a terminal, browser, desktop, app, game or robot.
1
Model scored in lab cards
1
Launch post lists it, from 1 lab
1
System card reports it, from 1 lab

Seed2.1 Pro leads with 66.6%

Best score per model as labs report them in their own cards. Labs pick their own settings, so these compare less cleanly than independent runs.

  1. 1 Seed2.1 Pro 66.6%
#ModelScoreSettingDateSource
1 Seed2.1 Pro 66.6% Jun 2026 Model card

Scores over time

All the scores we have, one dot each, so a model tested at several settings appears more than once.

Reported by the lab in its model card
0% 20% 40% 60% 80% 100% 2026 Near the ceiling (85%) Seed2.1 Pro 0% 20% 40% 60% 80% 100% 2026 Near the ceiling (85%) Seed2.1 Pro

One lab put it in a launch post in the last six months

Launch posts from every lab that has listed it, one tick per post. Tall colored ticks include it, and short gray ones leave it out.

ByteDance Seed
DateLaunch postScoreAs the post writes it
23 Jun 2026 Seed2.1 Pro 66.6 SeedClawBench (blog: ClawBench)

One system card reports it

Besides launch posts, we read the system cards, model cards and technical reports labs publish with a release. They report far more, including safety and frontier-risk tests.

DateDocumentScoreAs the document writes itSection
23 Jun 2026 Seed2.1 Pro model card 66.6 SeedClawBench, Pass@1 (Table 2) Capabilities

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