Chris Barber ✓

@chrisbarber · joined 18 Jun 2013

Data, compute. Great startups: https://t.co/nuG9RPqR10 RL & data: https://t.co/hceNvJcdqG I read DMs. Highlights: https://t.co/EgqEFGtwaR

14 998Followers

1 460Following

2 799Posts total

1.5MViews on collected posts

Son gönderiler

Chris Barber ✓@chrisbarber6 Sep

what are the main products in the personal/professional assistant space? more professional - chatgpt work - claude cowork - claude tag - grok bot - manus (and claude code and codex) more personal - town - tomo - instinct - ollie - pallie drafted this 2x2, right axes? https://t 18.1K views · 103 likes · 7 reposts · 39 replies Open on X →

Chris Barber ✓@chrisbarber21 Aug

@chrisbarber lightmatter being higher than ayar labs really makes you think abt how company PR affects judgement of the general public 413 views · 7 likes · 0 reposts · 0 replies Open on X →

Chris Barber ✓@chrisbarber20 Aug

Thanks to: @meia_alsup, @jparkjmc, @herbiebradley, @danielrupawalla, @chris_j_paxton, @activelifetribe, @gabrielnoya7, @tejessrivalsan, @phillipyan, @sensho, @4lili_lili4, @ryanhu20, @bertgodel, @anandnk24, @sudoraohacker, Ashish Tondwalkar, @dlbydq, @RajivDattani, 1.5K views · 11 likes · 0 reposts · 0 replies Open on X →

Chris Barber ✓@chrisbarber20 Aug

Thanks to @andrawesbahou, @AveryLamp, @aranibatta, @insane_analyst, @madhavsinghal_, @varunshenoy_, @tomcat_esq, @jukan05, @jaygoldberg, @BenBajarin, @neilmovva, @lithos_graphein, @nickrubin, @realOliverStark, @matthewjsargent, @LeslieNooteboom, @divyahansg, @divsksna, 1.6K views · 12 likes · 0 reposts · 1 replies Open on X →

Chris Barber ✓@chrisbarber20 Aug

45. Lamb Labs (1): Thomas Lanning, Niki Kotecha 46. Lambda (1): @stephenbalaban, Michael Balaban 47. Lumilens (1): Ankur Singla 48. Mesh Optical (1): Travis Brashears, Cameron Ramos, Serena Grown-Haeberli 49. Normal Computing (1) 50. Oak Lab (1): Richard Sutton, Khurram Javed 51. 1.5K views · 4 likes · 0 reposts · 4 replies Open on X →

Chris Barber ✓@chrisbarber20 Aug

18. xLight (3): @xLight_inc, @schudub, Nicholas Kelez 19. Aalo Atomics (2): @AaloAtomics, @MattLoszak, @yasir_fission 20. Corintis (2): Remco van Erp, Sam Harrison 21. Fab2 (2): @Fab2, @szeloof, @jimkxa 22. General Matter (2): @ScottNolan, Drew DeWalt, Lee Robinson 23. Ornn (2): 2.3K views · 9 likes · 0 reposts · 2 replies Open on X →

Chris Barber ✓@chrisbarber20 Aug

Founders and vote counts: 1. MatX (10): @MatXComputing, @reinerpope, @MikeGunter_ 2. American Terawatt (8): @am_watt, @atroyn, @_ricky_mo, @rslparker, @aranibatta 3. Lightmatter (6): @LightmatterCo, @theanalognick, Darius Bunandar, Thomas Graham 4. Modal (6): @modal, 3.7K views · 16 likes · 1 reposts · 2 replies Open on X →

Chris Barber ✓@chrisbarber20 Aug

I asked people: "which AI supply chain startups (compute, power, chips, datacenters) valued at $10b or less are most interesting?" 10 votes: MatX 8: American Terawatt 6 each: Lightmatter, Modal, Prime Intellect 4 each: Valar Atomics, Wafer 3 each: Ayar Labs, d-Matrix, Gimlet htt 118.8K views · 431 likes · 36 reposts · 34 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

@chrisbarber @navidkpr 🐐 1.1K views · 9 likes · 0 reposts · 2 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

Thanks: @tejessrivalsan, @phillipyan, @sensho, @4lili_lili4, @ryanhu20, @mykytamudryi, @bertgodel, Ashish Tondwalkar, @dlbydq, @RajivDattani, @splicewiring, @alisabets, @evan_wineland, @DanielUng19, @findporpoise, @tnachen, @theycallmeMohan, @rronak_, @iamashtonchew, @AKGrenier, 2.1K views · 13 likes · 1 reposts · 0 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

Thanks to @ybenpan, @aranibatta, @SeanZCai, @madhavsinghal_, @varunshenoy_, @max_spero_, @astridwilde1, @xdotli, @madiator, @amit05prakash, @neilmovva, @nickrubin, @matthewjsargent, @LeslieNooteboom, @divyahansg, @AlfredoAndere, @jayparth_, @pranamanam, @Thom_Wolf, @gpuemi, 2.5K views · 23 likes · 0 reposts · 1 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

51. Phinity Labs (1): Sonya Jin 52. Plato (1): @robfarlow, Pranav Putta 53. Polymath Labs (1): Dylan Ma, @narenyenuganti 54. Precigenetics (1): Parmita Mishra 55. Prolific (1): Phelim Bradley, Ekaterina Damer 56. Quesma (1): @jakozaur 57. Standard Data (1) 58. Standard Machines 2.3K views · 6 likes · 0 reposts · 4 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

17. Design Arena (2): @designarena / @Intelligence_ai, @grx_xce, Jayden Personnat, @KamrynOhly 18. dmodel (2): @d_model_ai, @dlbydq, @dmooooon 19. Good Start Labs (2): @goodstartlabs, @alxai_, @tyler_marques 20. hillclimb (2): @hillclimbai, Ibrakhim Ustelbay, @jparkjmc 21. HUD 3.5K views · 11 likes · 0 reposts · 4 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

Founders and vote counts: 1. Mechanize (22): @MechanizeWork, @tamaybes, @EgeErdil2, @MatthewJBar 2. Proximal (12): @ProximalHQ, @calvinchen, @MatternJustus, @navidkpr 3. Fleet (11): @fleet_ai, @nicoup, @andrewthezhou 4. AfterQuery (9): @AfterQuery, @spencermateega, 4.7K views · 15 likes · 0 reposts · 3 replies Open on X →

Chris Barber ✓@chrisbarber19 Aug

I asked people: "which AI data startups are most interesting?" The focus was on startups that sell data to labs, excluding the massive ones (Mercor, Surge, Handshake, Turing): 22 votes: Mechanize 12: Proximal 11: Fleet 9: AfterQuery 8: Datacurve 5 each: Bespoke Labs, Preference 97.6K views · 456 likes · 34 reposts · 24 replies Open on X →

Chris Barber ✓@chrisbarber18 Aug

I added a robotics data section to pavlov's list: - Scale (Natasha Dadabhoy, Don McCullough) - microagi (@bercankilic @joinshift) - micro1 (@aliansarinik) - Human Archive (@babugi28 @Rush26agarwal) - Mecka (@joshavata @jasontheutopian @mog3n @NotDeu) - XDOF (@philippswu https:// 18.3K views · 181 likes · 19 reposts · 21 replies Open on X →

Chris Barber ✓@chrisbarber10 Jul

@chrisbarber 15 minutes after meeting @bradley_emi from @pangram, I went from AI detection skeptic to believer, and voted to move forward with an investment. You can add my vote to Pangram. 9K views · 15 likes · 0 reposts · 1 replies Open on X →

Chris Barber ✓@chrisbarber10 Jul

Thanks to @aranibatta, @timwee, @dlbydq, @theashbhat, @nickrubin, @tmychow, Charlie Songhurst, @herkhere, @griffinchoe, @davidtsong, @rzhou186, @ybenpan, @ds3638, @varunshenoy_, @astridwilde, @amiruci, @Ricburton, @jacobmbuckman, @jacobrintamaki, @cliffweitzman, @zackabaker, 16.8K views · 24 likes · 0 reposts · 1 replies Open on X →

Chris Barber ✓@chrisbarber10 Jul

19. Sail Research (1): @sailresearchco, @neilmovva, @blintzbase 20. Etched (1): @Etched, @UbertiGavin, @robertwachen, @czhu1729 21. Core Automation (1): @coreauto, @MillionInt, @_arohan_, @anmol01gulati, @joannejang 22. Specter (1): @PJClark, Xerxes Libsch 23. Clay (1): Kareem 22K views · 25 likes · 0 reposts · 2 replies Open on X →

Chris Barber ✓@chrisbarber10 Jul

Founders and vote counts: 1. Cognition (9): @ScottWu46, @stevenkplus1, @walden_yan, @russelljkaplan 2. Anthropic (9): @jackclarkSF, @nottombrown, Dario Amodei, Daniela Amodei, Chris Olah, Ben Mann, Jared Kaplan, Sam McCandlish 3. Modal (5): @bernhardsson, @akshat_b 4. OpenAI 29.8K views · 47 likes · 0 reposts · 2 replies Open on X →

Chris Barber ✓@chrisbarber10 Jul

I asked people which companies have the highest density of talented people they know: 1st. Cognition - 9 votes Equal 1st. Anthropic - 9 votes 2nd. Modal - 5 votes 3rd. OpenAI - 4 votes 4th. Standard Intelligence - 3 votes 4th. Cursor - 3 votes Two votes each: - Ramp - Flapping 937.7K views · 1.2K likes · 49 reposts · 74 replies Open on X →

Chris Barber ✓@chrisbarber12 Jan

I co-wrote this RL environment FAQ with @datagenproc from @EpochAIResearch: 62.2K views · 102 likes · 5 reposts · 2 replies Open on X →

Chris Barber ✓@chrisbarber12 Jan

Frontier labs are investing massively in RL environments, yet most of what happens in this space stays behind closed doors. @chrisbarber and @js_denain interviewed 18 people from RL environment startups, neolabs, and frontier labs. Here's what they found: https://t.co/4FF3m9LFRM 94.6K views · 364 likes · 39 reposts · 9 replies Open on X →

Aynı büyüklükteki hesaplara karşı

Son 90 güne ait 16 gönderi, 10K–100K takipçi aralığıyla yan yana. geniş kitleye gösteriliyor, ama izleyenlerin azı tepki veriyor.

Medyan görüntülenme2 419bu hesap92410K–100K için medyan

Erişim, %16.13%bu hesap3.62%10K–100K için medyan

Etkileşim, %0.60%bu hesap1.52%10K–100K için medyan

Ölçüt	Bu hesap	10K–100K için medyan	Oran
Gönderi başına medyan görüntülenme	2 419	924	2.62×
Erişim (görüntülenme ÷ takipçi)	16.13%	3.62%	4.46×
Etkileşim oranı	0.60%	1.52%	0.40×

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

4.7K19 Aug

3.5K

2.3K

2.5K

2.1K

1.1K

118.8K20 Aug

3.7K

2.3K

1.5K

1.6K

1.5K

41321 Aug

18.1K6 Sep

Last 14 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.38%19 Aug

0.43%

0.44%

0.96%

0.66%

1.01%

0.44%20 Aug

0.54%

0.47%

0.54%

0.79%

0.76%

1.69%21 Aug

0.85%6 Sep

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.52%.

What the audience does

Likes43.7%3 100 in total

Reposts2.7%191 in total

Replies3.3%232 in total

Quotes1.5%109 in total

Bookmarks48.8%3 464 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.

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Aynı büyüklükteki hesaplara karşı

Growth & engagement

Views per post

Engagement rate per post

What the audience does

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