{"slug": "i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture", "title": "I Gave 3 AI Agents a Decaying Notepad and They Built a Culture", "summary": "Cisco senior software engineer Shridhar Shah demonstrated that three minimal AI agents sharing a decaying notepad spontaneously built a persistent culture—a shared story that outlived any individual note. The agents, governed only by a stigmergy rule where they reinforce the strongest current observation, maintained a coherent narrative for 100 ticks even though the original note decayed within four ticks. Shah argues that persistence becomes a property of the agent society, not of any single agent's memory.", "body_md": "*One shared memory that keeps fading, three minimal agents, no boss — and a story that outlives every note that carried it.*\n\n**TL;DR:** Give a few bare-bones agents nothing but a shared notepad that constantly fades, and they spontaneously build a **culture** — a story they keep alive together, long after any single note has decayed to nothing. No coordinator, one tiny rule. Runs on a laptop.\n\nThree agents share one whiteboard. Every tick, everything on it fades; a note left alone dies in **~4 ticks**. Each tick an agent scribbles a noisy observation, and a **swarm** agent also reinforces whatever's currently strongest. That's the whole rule. It's **stigmergy** — how termites build cathedrals by reacting to each other's mud (Grassé, 1959) — and the same dynamic that lets populations of agents settle on shared conventions ([Perez et al., 2024](https://arxiv.org/abs/2403.08882)).\n\n| ❌ Each on its own | ✅ The swarm | |\n|---|---|---|\n| A shared story exists |\n11% of ticks |\n100% |\n| Same story tick-to-tick | 3% |\n99% |\n\n```\npad[observation] += 0.3            # everyone adds a little noise\nif imitate:                         # the entire \"culture\" rule:\n    leader = strongest(pad)         #   reinforce what the group already backs\n    pad[leader] += 1.0\n# every note decays each tick\nTick 0:   group rallies around  \"water down\"\nTick 100: group still holds     \"water down\"\n   ...but that original note faded to ~8e-31 within a few ticks.\n   It survived only because the agents rewrote it 300 times.\n```\n\nThe story is 100 ticks old; the note that started it has been gone since tick ~4. What persists isn't any note — it's the *meaning*, re-inscribed by the group. It's the Ship of Theseus: no original plank left, yet the ship sails on. Reseed and a different story wins — the agreement is what's real.\n\nWe keep trying to fix agent memory with bigger storage. This says a **group** of forgetful agents can hold knowledge no single one could, just by reminding each other. Persistence becomes a property of the *society*.\n\nThese agents can't remember much alone. Together, on a whiteboard that won't stop erasing itself, they keep a story alive as long as they care to. That's culture.\n\n```\ngit clone https://github.com/Shridhar-2205/secret-lives-of-agents\ncd secret-lives-of-agents/02-emergent-culture && python demo.py\n```\n\n**Shridhar Shah** — Senior Software Engineer on the AI team at Cisco. [GitHub](https://github.com/Shridhar-2205) · [LinkedIn](https://www.linkedin.com/in/shridhar-shah-220b1721b/)\n\nSources & further reading:Stigmergy (Grassé, 1959) — the biology of indirect coordination · Park et al.,[(2023) · Perez et al.,]Generative Agents: Interactive Simulacra of Human Behavior[(2024).]Cultural Evolution in Populations of Large Language Models", "url": "https://wpnews.pro/news/i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture", "canonical_source": "https://dev.to/shridhar_shah2297/i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture-1n3n", "published_at": "2026-07-21 05:51:51+00:00", "updated_at": "2026-07-21 05:59:56.783354+00:00", "lang": "en", "topics": ["artificial-intelligence", "ai-agents", "ai-research"], "entities": ["Shridhar Shah", "Cisco"], "alternates": {"html": "https://wpnews.pro/news/i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture", "markdown": "https://wpnews.pro/news/i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture.md", "text": "https://wpnews.pro/news/i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture.txt", "jsonld": "https://wpnews.pro/news/i-gave-3-ai-agents-a-decaying-notepad-and-they-built-a-culture.jsonld"}}