reasoning benchmark
APEX-Agents
APEX-Agents is a benchmark evaluating AI agents on long horizon professional tasks that require sustained reasoning, planning, and execution across complex multi-step workflows.
Updated Aug 7, 2026
Published models7
Registry coverage7
MetricScore
EvidenceB
APEX-Agents leaderboard
Sorted by the source-provided rank. Higher score is better according to the registry.
| 1 | MA | 37.6% | 100.0% | 7 | C | |
| 2 | BY | 33.8% | 83.3% | 7 | C | |
| 3 | GO | 33.5% | 66.7% | 7 | C | |
| 4 | BY | 29.2% | 50.0% | 7 | C | |
| 5 | MA | 27.9% | 33.3% | 7 | C | |
| 6 | MI | 27.7% | 16.7% | 7 | C | |
| 7 | TE | 25.6% | 0.0% | 7 | C |
Score distribution
Top published rows on the benchmark's original scale.
APEX-Agents highlights
The top published results on this benchmark's own scale.
What is APEX-Agents?
Definition and scoring fields from the benchmark registry.
APEX-Agents is a benchmark evaluating AI agents on long horizon professional tasks that require sustained reasoning, planning, and execution across complex multi-step workflows.
Scores are shown in ratio. The current registry marks this benchmark as not independently verified with evidence level B.
- Family
- APEX-Agents
- Modality
- text
- Primary category
- reasoning
- Score direction
- higher
- LLMBoard eligible
- No
- Evaluation key
- apex-agents|llm-stats-current
Source-native results are preserved. Eligibility for the overall LLMBoard score is a separate policy decision.
FAQ
Common questions about APEX-Agents.
Which model scores highest on APEX-Agents?
Kimi K3 is currently ranked first with 37.6%.
What does APEX-Agents measure?
APEX-Agents is a benchmark evaluating AI agents on long horizon professional tasks that require sustained reasoning, planning, and execution across complex multi-step workflows.
Is a higher score better?
Yes. Higher values rank better for this benchmark.
How many models are compared?
7 unique published model results are currently shown.
Does this benchmark affect the overall score?
This benchmark is preserved as source-native evidence but is not eligible for the current overall score.