Pick an agent memory system with your own benchmark

1,800 tasks across 12 memory systems with Claude Code: a plain Markdown wiki tied for first (97.1/100).

by /u/Major-Shirt-822718 Sep 2026

Prompt for your agent

Goal: Compare memory systems for my agents on the same work.
Setup: agents used in source: Claude; tools/MCPs stated: Cognee.
Steps:
1. Give agents the same multi-session work and a fixed question set with each memory system.
2. Let each agent decide what to store, guided by that tool’s docs.
3. Compare accuracy, token cost and latency (a Markdown wiki tied with Cognee; Cognee was ~half the cost but 5x slower).
Rules: ask me before anything irreversible (sending, posting, paying, deleting); don’t invent data, results or tools I haven’t given you; tell me what you couldn’t verify.
Based on: /u/Major-Shirt-8227 — https://www.reddit.com/r/AI_Agents/comments/1wjq4vh/i_tested_12_ai_memory_systems_across_1800_tasks_a/

Steps are from the source. Includes a “Based on” credit line.

I tried this

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Agents, models and tools only what the source states

Agents
Claude
Models
Opus 5
Tools
  • Cognee

Sources & credit