/Tech21h ago

Thinking Machines Lab CEO Mira Murati proposes a tandem bicycle model, arguing traditional human-in-the-loop AI frameworks are insufficient

Both parties dynamically adjust effort based on task difficulty.

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Original post

Jonathan Lachman#1190

a16z@a16z

Mira Murati says frontier AI should be built like a tandem bike:

"Having humans in the loop doesn't quite describe it because it sounds like a checkpoint where we're signing off something, and then you're good to go."

"It's more like creating systems that are not just autonomously advancing and leaving civilization behind, but are more like a tandem bike."

"When you're going up a hill, maybe whoever is stronger is pedaling harder. But both hands are on the wheel. That's quite important because that's a different system. It's a system designed for collaboration."

"It will increase the level of agency that people have, and also it will help us steer the research direction towards creating outputs that are more value-aligned."

@miramurati at Bloomberg Tech live with @emilychangtv

1:28 PM · Jun 5, 2026 · 194.4K Views

Sentiment

Positive users praise Mira Murati's tandem bike model for enabling human-AI co-evolution and better oversight in fields like healthcare, while negative users dismiss the analogy as hollow rubbish and direct personal insults at her.

Pos

56.2%

Neg

43.8%

17 comments with sentiment.

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VIEWS7.8KBOOKMARKS10LIKES78REPLIES8

vik@vikhyatk

not an expert on tandem bikes but i don’t think you’re supposed to put your hand on the wheel

a16z@a16z

Mira Murati says frontier AI should be built like a tandem bike:

"Having humans in the loop doesn't quite describe it because it sounds like a checkpoint where we're signing off something, and then you're good to go."

"It's more like creating systems that are not just autonomously advancing and leaving civilization behind, but are more like a tandem bike."

"It will increase the level of agency that people have, and also it will help us steer the research direction towards creating outputs that are more value-aligned."

@miramurati at Bloomberg Tech live with @emilychangtv

20h7.8K7810

RETWEETS1

Justus August@justusfaugust

@a16z bikes don't have steering- "wheel[s]" and the handlebar is only held by the one sitting in the front.

19h14111

Yuriy Dybskiy@html5cat

@a16z maybe e-bike / pedal assist is a better analogy? you as a human pick the direction and AI assists in climbing the hills?

18h3761

vik@vikhyatk

@ani1t_ my kinda tandem

14h182

Vagabond@vr_vuvee

@a16z Exactly, huge respect to @miramurati and everything she has done!!

19h92

ASI@ani1t_

@vikhyatk he he he

16h231

Gladys Toper@GladysToper

@a16z I dont think Mira has been on a tandem bike in her life

19h2242

RameshR@rezmeram

@a16z Folks ... that's how you speak when you having nothing to say but billions invested in your companies. Pay attention.

19h1742

Julián@huliwood

@a16z A tandem bike for the mind

20h2471

human@Mynameishuman99

@a16z Good night! Sweet dreams tonight.

21h2151

Stephen Klein@stephenbklein

@a16z This is what people meant when they said voice was the next interface. It was never really about voice. It was about whether intelligence could show up in the room without making you wait for it.

Mira just proved it can. She is getting closer to Her

20h578

Rick Duchin@DuchinRick

“Tandem bike” is the right frame for healthcare AI too. HabitCure reads 8 (24) wearable signals every 5 min, catches cardiac drift days before symptoms — but the alert goes to the human and their circle of care, not autonomous action. The model rides shotgun. The patient still steers. 6 patents filed on the detection layer. The pedaling-together model is the only one that earns clinical trust.

21h572