Benchmark Almanac

OctoCodingbench

MiniMax-M2.1 26.1% Fading

Agents complete 72 coding tasks while following rules from system prompts, AGENTS.md files, skills, and memory. An LLM judge checks 2,422 pass or fail items.

MiniMax first reported it as internal, then released the tasks in January 2026.

Made by MiniMax Released Dec 2025 Fixing real repositories All tasks public Last in a launch post Dec 2025 , dropped before it saturated Last model added Dec 2025
Level
University Undergraduates and entry-level professionals
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

MiniMax-M2.1 leads with 26.1%

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 MiniMax-M2.1 26.1%
#ModelScoreSettingDateSource
1 MiniMax-M2.1 26.1% Dec 2025 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%) MiniMax-M2.1 0% 20% 40% 60% 80% 100% 2026 Near the ceiling (85%) MiniMax-M2.1

Labs headline it less often now, last in Dec 2025

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.

MiniMax
DateLaunch postScoreAs the post writes it
23 Dec 2025 MiniMax-M2.1 26.1 OctoCodingbench

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