Ko-AgentBench - L7 Long-Context Memory — leaderboard

Metric: Context Retention (%). Source: huggingface.co. 13 models tracked.

Top models

#ModelScore
1GPT-5100
2Claude Sonnet 4.5100
3GPT-5 Mini100
4Claude Haiku 4.5100
5DeepSeek V3.1100
6Gemini 2.5 Flash Lite97.5
7Grok 4.1 Fast97.5
8Qwen 3 Next 80B A3B97.5
9GPT-4o95
10nova-2-lite-v195
11GPT-4o Mini92.5
12Gemini 2.5 Flash90
13Gemini 2.5 Pro87.5

Interactive version: aibenchmarks.dev/benchmark?slug=ko-agentbench-l7-long-context-memory · How the rankings work · Data refreshed daily, snapshot 2026-07-17.