All Releases

K2 Horizon 375B A23B vs Mistral Small 4: Release Comparison

Comparison of the K2 Horizon 375B A23B and Mistral Small 4 releases: 1 model and 2 models respectively, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across all 3 models.

  • For intelligence, K2 Horizon 375B A23B scores highest at 18, against Mistral Small 4 (Reasoning) at 4 for Mistral Small 4.
  • For time per task, Mistral Small 4 is fastest: Mistral Small 4 (Reasoning) at 1.7 min, against K2 Horizon 375B A23B at 4.3 min.
  • For cost per task, K2 Horizon 375B A23B is cheapest at $0.00, against Mistral Small 4 (Reasoning) at $0.0399 for Mistral Small 4.
Model Playground

Releases compared

K2 Horizon 375B A23BMistral Small 4Mistral Small 4 (non-reasoning)
Intelligence Index
18
4
--
Finance & Accounting
32
12
--
Strategy & Ops
33
7
--
Legal
29
12
--
Healthcare & Medical
29
9
--
Cost per TaskUSD
$0.00
$0.0399
--
Time per TaskMinutes
4.3
1.7
--
Time to First Answer Tokens
14.13
10.20
1.62
Context Window
524k
256k
256k
Creator
Institute of Foundation Models
Mistral
Mistral
License
Open
Open
Open
Input Modality

Supports: text

Supports: text and image

Supports: text and image

Output Modality

Supports: text

Supports: text

Supports: text

Providers
Institute of Foundation Models
Mistral
Mistral
Updated

Intelligence

Artificial Analysis Intelligence Index · Higher is better

Time per Task

Inference time (minutes) per Intelligence Index task · Lower is better

Cost per Task

Weighted average cost (USD) per Intelligence Index task · Lower is better

IntelligenceUpdated

Artificial Analysis Intelligence Index

Artificial Analysis Intelligence Index v5.0.1 incorporates 9 evaluations: AA-Briefcase v1.1, AutomationBench-AA, Terminal-Bench 4.0, FrontierCode-AA 2.0, AA-Omniscience v1.1, GDP.pdf, HLE-Diamond, CritPt v2 (Hard Subset), and Terminal-Bench-Science 0.1

Intelligence Index vs. Cost per Task

Artificial Analysis Intelligence Index · Weighted average cost (USD) per Artificial Analysis Intelligence Index task
Most attractive quadrant
Pareto line
AA-Briefcase v1.1
AutomationBench-AA

Cost per Task (USD, Log Scale)

Cost

Cost per Intelligence Index Task

Weighted average cost (USD) per Intelligence Index task · Segmented by token type · Lower is better

Performance

Time per Intelligence Index Task

Output tokens divided by end-to-end output speed (minutes per Intelligence Index task) · Speed at the model's own endpoint or the median across providers · Lower is better

Capability Scores

Capability Indexes

Measures the performance of models on specific capabilities and industries
Finance & Accounting Index

Incorporates 5 evaluations: AA-Briefcase v1.1, AA-Omniscience v1.1, HLE-Diamond, AutomationBench-AA, GDP.pdf · Higher is better

Strategy & Ops Index

Incorporates 4 evaluations: AutomationBench-AA, AA-Briefcase v1.1, AA-Omniscience v1.1, GDP.pdf · Higher is better

Legal Index

Incorporates 5 evaluations: AA-Omniscience v1.1, AA-Briefcase v1.1, HLE-Diamond, GDP.pdf, AutomationBench-AA · Higher is better

Healthcare & Medical Index

Incorporates 5 evaluations: AA-Omniscience v1.1, AA-Briefcase v1.1, MLCR-AA, AutomationBench-AA, HLE-Diamond · Higher is better

Engineering Index

Incorporates 7 evaluations: AA-Omniscience v1.1, CritPt v2 (Hard Subset), Terminal-Bench-Science 0.1, HLE-Diamond, Terminal-Bench 4.0, FrontierCode-AA 2.0, AA-Briefcase v1.1 · Higher is better

Economics Index

Incorporates 4 evaluations: AA-Omniscience v1.1, AA-Briefcase v1.1, HLE-Diamond, GDP.pdf · Higher is better

Benchmarks

AA-PersonalityBenchNew

Personality Indexes

Each axis is one of 8 personality indexes: the mean of its traits’ Elo z-scores, percentile ranked from 1 to 100 across all models evaluated in the benchmark