Alex Ker 🔭 ✓

@thealexker · nyc · joined 02 May 2018

code+words @baseten | investing in frontiers & sharing my curiosities | prev @bloombergbeta @stanfordhai @neurable.

13 327Followers

1 330Following

4 732Posts total

84.2KViews on collected posts

Ultimi post

Alex Ker 🔭 ✓@thealexker3 Sep

excited to share we're building a research lab, an initiative to keep pushing open source ecosystem forward! 1.8K views · 36 likes · 0 reposts · 1 replies Open on X →

Alex Ker 🔭 ✓@thealexker2 Sep

recent notes/learnings on harnesses (small n, directionally correct, experimental results soon): > running harness experiments is brutally expensive! e.g. @guanlan's experiment used 2B tokens but only covered 30 tasks (21 terminal-bench tasks and 9 deepswe tasks) > the best 2.6K views · 35 likes · 4 reposts · 3 replies Open on X →

Alex Ker 🔭 ✓@thealexker2 Sep

so good. absolutely worthwhile read to understand the first, second, and third-order effects from the progress in AI. feedback loops will be everywhere 29.3K views · 97 likes · 3 reposts · 0 replies Open on X →

Alex Ker 🔭 ✓@thealexker2 Sep

most people forget there are two vectors to optimize for to reduce model cost: 1) reducing the input/output costs, increasing cache hit rates, batching etc 2) packing more intelligence per token (fewer tokens for same task) inference cost = price per token × tokens per task 2.5K views · 35 likes · 6 reposts · 2 replies Open on X →

Alex Ker 🔭 ✓@thealexker7 Aug

https://t.co/yduFAJzanv 47.9K views · 194 likes · 27 reposts · 16 replies Open on X →

Rispetto ad account della stessa dimensione

5 post degli ultimi 90 giorni, accanto alla fascia di 10K–100K follower. arriva a più persone rispetto ad account della stessa dimensione.

Visualizzazioni mediane2 606questo account1 038mediana per 10K–100K

Copertura, %19.55%questo account3.64%mediana per 10K–100K

Interazione, %1.61%questo account1.69%mediana per 10K–100K

Metrica	Questo account	Mediana per 10K–100K	Rapporto
Visualizzazioni mediane per post	2 606	1 038	2.51×
Copertura (visualizzazioni ÷ follower)	19.55%	3.64%	5.37×
Tasso di interazione	1.61%	1.69%	0.96×

Altri account di questa fascia → Confronta con un altro account → Come sono costruiti questi parametri →

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

47.9K7 Aug

2.5K2 Sep

29.3K

2.6K

1.8K3 Sep

Last 5 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.49%7 Aug

1.69%2 Sep

0.34%

1.61%

2.09%3 Sep

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.69%.

What the audience does

Likes37.2%397 in total

Reposts3.7%40 in total

Replies2.1%22 in total

Bookmarks57.0%609 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.

Ultimi post

Rispetto ad account della stessa dimensione

Growth & engagement

Views per post

Engagement rate per post

What the audience does

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