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K2 Horizon 375B A23B

Score basis

K2 Horizon 375B A23B is capable in long context; and behind the leaders in reasoning, factuality, agentic tasks, and coding. Too few results yet to rate safety, math, multimodal tasks, multilingual tasks, or instruction following.

Capability profile

Bars show the model's median result as a share of the leading model's, per capability. Select a row to see its results.

Capable1 capability
  1. Long Context−11.2%1 of 3
Limited4 capabilities
  1. Reasoning−26.9%3 of 6
  2. Factuality−28.0%2 of 4
  3. Agentic−28.1%3 of 7
  4. Coding−33.9%2 of 10
Not rated5 capabilities

Too few results yet to rate Safety, Math, Multimodal, Multilingual or Instruction Following.

Price

No current price is tracked for this model. See the rate card

Evidence

16results on15benchmarks

  • 1 independently verified
  • 15 aggregator

From 2 sources · latest Oct 16, 2026 · How verification works

K2 Horizon 375B A23B benchmark results

16 results on 15 benchmarks, grouped by capability. Each bar is the result as a share of the capability leader's; every result links to its source.

Long Context

CapableFull long context ranking

11.2% behind the leader1 of 3 ranked benchmarks measured

Reasoning

LimitedFull reasoning ranking

26.9% behind the leader3 of 6 ranked benchmarks measured

Factuality

LimitedFull factuality ranking

28.0% behind the leader2 of 4 ranked benchmarks measured

Agentic

LimitedFull agentic ranking

28.1% behind the leader3 of 7 ranked benchmarks measured

Coding

LimitedFull coding ranking

33.9% behind the leader2 of 10 ranked benchmarks measured

More results

Benchmarks outside the capability baskets. They are not ranked against a leader.

K2 Horizon 375B A23B: common questions

Who makes K2 Horizon 375B A23B?

K2 Horizon 375B A23B is made by MBZUAI.

When was K2 Horizon 375B A23B released?

K2 Horizon 375B A23B was released on Sep 3, 2026, according to Artificial Analysis.

What is K2 Horizon 375B A23B good at?

K2 Horizon 375B A23B is capable in long context; and behind the leaders in reasoning, factuality, agentic tasks, and coding. Too few results yet to rate safety, math, multimodal tasks, multilingual tasks, or instruction following.

How many benchmarks has K2 Horizon 375B A23B been tested on?

We track 16 results for K2 Horizon 375B A23B on 15 benchmarks from 2 sources, 1 of them independently verified. The latest was recorded on Oct 16, 2026.

About this record

Where K2 Horizon 375B A23B's numbers come from, and every name it appears under.

Tracked since
Sep 4, 2026
Newest source mention
Sep 4, 2026

Where the results come from

Verification: 16 scores · 1 independently verified · 15 aggregator-attributed. How these tiers are assigned

From 2 sources on 1 site. Artificial Analysis supplies all of them; the 1 independently verified result comes from 1 site. Bars are coloured by trust tier.

  • artificialanalysis.ai16