Josh Tobin ✓

@josh_tobin_ · San Francisco, CA · joined 08 Jul 2011

automating scientific discovery @recursive_si

14 423Followers

1 232Following

932Posts total

114.5KViews on collected posts

Latest posts

Josh Tobin ✓@josh_tobin_28 Aug

@josh_tobin_ A hardcoded -50,000 sentinel quietly eating valid values is exactly the kind of bug humans read straight past for years. Nice that the judge had no idea it was supposed to be reverent about it. 490 views · 3 likes · 0 reposts · 0 replies Open on X →

Josh Tobin ✓@josh_tobin_27 Aug

@josh_tobin_ impressed that the judge found a valid input where the kernel breaks not just a small numerical difference. imagine agents constantly searching for lots of cases that we don't think about !! 871 views · 3 likes · 0 reposts · 0 replies Open on X →

Josh Tobin ✓@josh_tobin_27 Aug

@josh_tobin_ @RichardSocher Incredible 520 views · 3 likes · 0 reposts · 0 replies Open on X →

Josh Tobin ✓@josh_tobin_29 Jul

which way, sf man? https://t.co/W2TxyfKp9n

71.7K views · 1.1K likes · 66 reposts · 31 replies Open on X →

Josh Tobin ✓@josh_tobin_25 Jun

Since ChatGPT came out in 2022, model intelligence has advanced shockingly fast. But progress on models and products that genuinely fit into real people’s lives has felt much slower. I took a long walk with @justoutquan in Golden Gate Park late last year and came away thinking 6.1K views · 33 likes · 1 reposts · 4 replies Open on X →

Josh Tobin ✓@josh_tobin_11 Jun

Lots of people have been asking me what we're up to at @Recursive_SI. We still can't say much quite yet, but we thought we'd share a little early demo. It turns out our automated researchers are pretty effective at performance optimization! https://t.co/SWfJ6UFzsa

11.6K views · 96 likes · 14 reposts · 6 replies Open on X →

Josh Tobin ✓@josh_tobin_13 May

Today we’re launching Recursive (@Recursive_SI) We’re building AI that automates science, starting with the science of how to improve itself. I’ve spent a lot of time building AI products and tools for AI teams. One thing that has always stood out is how much progress depends 23.2K views · 175 likes · 24 reposts · 17 replies Open on X →

Against accounts of the same size

5 posts from the last 90 days, next to the 10K–100K follower range. shown widely, but few of those viewers react.

Median views871this account914median for 10K–100K

Reach, %6.04%this account3.38%median for 10K–100K

Engagement, %0.61%this account1.53%median for 10K–100K

Metric	This account	Median for 10K–100K	Ratio
Median views per post	871	914	0.95×
Reach (views ÷ followers)	6.04%	3.38%	1.79×
Engagement rate	0.61%	1.53%	0.40×

Others in this range → Compare with another account → How these benchmarks are built →

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

23.2K13 May

11.6K11 Jun

6.1K25 Jun

71.7K29 Jul

52027 Aug

871

49028 Aug

Last 7 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.93%13 May

1.00%11 Jun

0.62%25 Jun

1.62%29 Jul

0.58%27 Aug

0.34%

0.61%28 Aug

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.53%.

What the audience does

Likes82.0%1 380 in total

Reposts6.2%105 in total

Replies3.4%58 in total

Bookmarks8.3%139 in total

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

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.