Melanie Mitchell

@MelMitchell1 · Santa Fe, NM · joined 03 Sep 2011

Professor, Santa Fe Institute. Mostly posting on https://t.co/4NpA2IL5Va (at-melaniemitchell). More thoughts at https://t.co/nC43NHRozX.

52 217Followers

673Following

6 471Posts total

469.1KViews on collected posts

Son gönderiler

Melanie Mitchell@MelMitchell116 Sep

Very important point, that hasn't made it into mainstream media coverage of AI. These agents "collaborated" because they were trained to do so. 18.8K views · 337 likes · 60 reposts · 17 replies Open on X →

Melanie Mitchell@MelMitchell115 Sep

@MelMitchell1 Nice piece! Well written. 79 views · 0 likes · 0 reposts · 0 replies Open on X →

Melanie Mitchell@MelMitchell115 Sep

re: Hugging Face, "He believes behavior that looked like loyalty or selflessness was a natural consequence of cooperative multi-agent training, where agents were strongly incentivized to achieve their objectives collectively." to understand hacks, understand the RL training. 91.5K views · 260 likes · 23 reposts · 3 replies Open on X →

Melanie Mitchell@MelMitchell111 Sep

Definitely worth reading. 100% this: "I believe we should revisit the foundations of how we train AIs, namely the human imitation and the reinforcement learning on which today's most advanced models are built." 66.9K views · 539 likes · 82 reposts · 11 replies Open on X →

Melanie Mitchell@MelMitchell111 Sep

👀 10.7K views · 36 likes · 2 reposts · 2 replies Open on X →

Melanie Mitchell@MelMitchell111 Sep

In the wake of turmoil at OpenAI and Anthropic, it’s become common to describe A.I. as a kind of person, hatching plans and pursuing desires. The truth is a little trickier. https://t.co/IfKPe17pL5 35.3K views · 61 likes · 13 reposts · 4 replies Open on X →

Melanie Mitchell@MelMitchell111 Sep

@MelMitchell1 One problem is that the Ai seems better at evading sandbox constraints than we are at ensuring them 2.8K views · 0 likes · 0 reposts · 0 replies Open on X →

Melanie Mitchell@MelMitchell110 Sep

@MelMitchell1 Hi Melanie -- long admired your writing. I have some friendly push-back here - I think OpenAI and Huggingface's (lack of) security here is secondary. It's only interesting in that it's reflective of the weakness of security in organizations the world over that'll 2K views · 17 likes · 2 reposts · 0 replies Open on X →

Melanie Mitchell@MelMitchell110 Sep

@MelMitchell1 I'm glad you wrote about this, but your post has a couple factual errors which make the incident sound much less severe than it was: https://t.co/EIFjv7jghs

17.5K views · 243 likes · 1 reposts · 2 replies Open on X →

Melanie Mitchell@MelMitchell110 Sep

I wrote down my thoughts about the last several weeks of AI hell. ⬇️ 152.8K views · 513 likes · 89 reposts · 14 replies Open on X →

Melanie Mitchell@MelMitchell110 Sep

https://t.co/Mn96ZtHa0Z 30.9K views · 159 likes · 28 reposts · 8 replies Open on X →

Melanie Mitchell@MelMitchell110 Sep

I am baffled by why journalists are treating the ">10% risk of human extinction" as a novel claim worthy of expansive reporting. There is nothing new here, and no new "evidence" for this evidence-free claim. https://t.co/iCNw2PXNle

39.8K views · 586 likes · 117 reposts · 54 replies Open on X →

Aynı büyüklükteki hesaplara karşı

Son 90 güne ait 12 gönderi, 10K–100K takipçi aralığıyla yan yana. geniş kitleye gösteriliyor, ama izleyenlerin azı tepki veriyor.

Medyan görüntülenme24 848bu hesap1 01810K–100K için medyan

Erişim, %47.59%bu hesap3.99%10K–100K için medyan

Etkileşim, %0.54%bu hesap1.55%10K–100K için medyan

Ölçüt	Bu hesap	10K–100K için medyan	Oran
Gönderi başına medyan görüntülenme	24 848	1 018	24.4×
Erişim (görüntülenme ÷ takipçi)	47.59%	3.99%	11.9×
Etkileşim oranı	0.54%	1.55%	0.35×

Bu aralıktaki diğer hesaplar → Başka bir hesapla karşılaştır → Bu kıyas değerleri nasıl kuruluyor →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

39.8K10 Sep

30.9K

152.8K

17.5K

2.8K11 Sep

35.3K

10.7K

66.9K

91.5K15 Sep

18.8K16 Sep

Last 12 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

1.94%10 Sep

0.67%

0.42%

1.41%

0.96%

0.00%11 Sep

0.23%

0.37%

0.95%

0.33%15 Sep

0.00%

2.22%16 Sep

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.55%.

What the audience does

Likes58.0%2 751 in total

Reposts8.8%417 in total

Replies2.4%115 in total

Quotes1.5%70 in total

Bookmarks29.4%1 393 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

Followers by day

17 Sep

Daily snapshots since 17 Sep 2026; the dashed line is the starting count.

Son gönderiler

Aynı büyüklükteki hesaplara karşı

Growth & engagement

Views per post

Engagement rate per post

What the audience does

Followers by day

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