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K2 Horizon 7B

open weights
Institute of Foundation Models · released 2026-09-03 · 0 offers

Context 524K tokens

Providers

No provider publishes an API price for this model yet, so no cost can be modeled.

Composite

2 of 7 inputs6 radar axes: DesignArena's two boards share one

22.6

 Thin data · 2/7Based on only 2 of 7 Composite inputs — treat this rank as uncertain
AA Coding v4.xCoding Agent v1.4AA Intelligence (est.)AA AgenticEpoch ECISoftware ECIDesignArenaAA Coding v4.x: percentile 44AA Intelligence (est.): percentile 65

AA Coding v4.x 38.6Coding Agent v1.4 —AA Intelligence (est.) 9.8AA Agentic —Epoch ECI —Software ECI —DesignArena —/—

Radar: percentile among all models measured on each input; a gap means not measured.

Benchmark sheet

1 of 319 registered benchmark versions · bars show the percentile among all models measured on each benchmark.

1 of 2 values are Institute of Foundation Models's own claims (†), not independent measurements; a matching independent result replaces a claim as soon as one exists.

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Coding

  • SWE-bench Verifieddeveloper's claim70.6%† self-reported by the developer

    SWE-bench Verified published 2026-09-10 → · Published board — A 500-instance human-filtered subset of SWE-bench created with OpenAI, served as the default Verified leaderboard view.

  • AA Coding Index v4.x · frozen 2026-10-274438.6

    AA Coding Index v4.x · frozen 2026-10-27 → · Published board — Artificial Analysis withdrew the Coding Index with Intelligence Index v5.0 (2026-10-28). These are the last v4.x values, frozen with their own date (2026-10-27).

Missing coverage · 318 benchmark versions

No result does not mean a zero, or that the model was never tested. Collection failures and disputed versions retain their distinct status.

K2 Horizon 7B — benchmarks & cost | Benchmark Heaven