Alex Heath
@alexeheath.com
writing sources.news, co-hosting the Access podcast
I read thousands of pages in Musk v Altman so you don't have to
The case is going to jury trial in April, and based on the evidence that has been unsealed so far, it's going to be a wild one sources.news/p/20-revelat...
The case is going to jury trial in April, and based on the evidence that has been unsealed so far, it's going to be a wild one sources.news/p/20-revelat...
20+ revelations from Elon Musk's lawsuit against OpenAI
Musk v Altman is headed to trial. I read thousands of pages of unsealed evidence in the case. Here are the highlights.
sources.news
January 16, 2026 at 1:17 PM
I read thousands of pages in Musk v Altman so you don't have to
The case is going to jury trial in April, and based on the evidence that has been unsealed so far, it's going to be a wild one sources.news/p/20-revelat...
The case is going to jury trial in April, and based on the evidence that has been unsealed so far, it's going to be a wild one sources.news/p/20-revelat...
Reposted by Alex Heath
As I first reported earlier today, more Thinking Machines employees are in talks to join the 3 founding members who just rejoined OpenAI
Sources say TM lacks a clear product/business strategy and has been struggling to raise a new round of financing sources.news/p/thinking-m...
Sources say TM lacks a clear product/business strategy and has been struggling to raise a new round of financing sources.news/p/thinking-m...
Thinking Machines is nothing without its people
More Thinking Machines employees are in talks to join OpenAI. Also: Rivian CEO RJ Scaringe on ACCESS and the Sources Live @ Davos lineup.
sources.news
January 16, 2026 at 12:07 AM
As I first reported earlier today, more Thinking Machines employees are in talks to join the 3 founding members who just rejoined OpenAI
Sources say TM lacks a clear product/business strategy and has been struggling to raise a new round of financing sources.news/p/thinking-m...
Sources say TM lacks a clear product/business strategy and has been struggling to raise a new round of financing sources.news/p/thinking-m...
Sources: Google wants Gemini in iOS like ChatGPT
Today's model partnership is just the beginning, as Google hopes it's the first step to getting a deeper, product-facing integration like OpenAI enjoys on Apple devices
More in today's newsletter: sources.news/p/google-wan...
Today's model partnership is just the beginning, as Google hopes it's the first step to getting a deeper, product-facing integration like OpenAI enjoys on Apple devices
More in today's newsletter: sources.news/p/google-wan...
Google wants Gemini in iOS like ChatGPT
Today's model partnership with Apple is just the begging. Also: a new ACCESS ep, Claude Cowork, and a bunch of Meta news.
sources.news
January 13, 2026 at 3:16 AM
Sources: Google wants Gemini in iOS like ChatGPT
Today's model partnership is just the beginning, as Google hopes it's the first step to getting a deeper, product-facing integration like OpenAI enjoys on Apple devices
More in today's newsletter: sources.news/p/google-wan...
Today's model partnership is just the beginning, as Google hopes it's the first step to getting a deeper, product-facing integration like OpenAI enjoys on Apple devices
More in today's newsletter: sources.news/p/google-wan...
- Lenovo’s AI strategy matters more than you may think
- Weird scenes from the CES show floor
- What folks here are saying about the weird Nvidia keynote yesterday
sources.news/p/lenovos-ai...
- Weird scenes from the CES show floor
- What folks here are saying about the weird Nvidia keynote yesterday
sources.news/p/lenovos-ai...
Lenovo’s AI strategy matters more than you think
My chat with the PC giant's head of AI product. Also: My quick jaunt through the CES show floor.
sources.news
January 7, 2026 at 2:36 AM
- Lenovo’s AI strategy matters more than you may think
- Weird scenes from the CES show floor
- What folks here are saying about the weird Nvidia keynote yesterday
sources.news/p/lenovos-ai...
- Weird scenes from the CES show floor
- What folks here are saying about the weird Nvidia keynote yesterday
sources.news/p/lenovos-ai...
An update on Sources:
- Now publishing 4 days a week
- Raising subscription prices
- First-ever Sources Live in Davos later this month
sources.news/p/whats-next...
- Now publishing 4 days a week
- Raising subscription prices
- First-ever Sources Live in Davos later this month
sources.news/p/whats-next...
What's next for Sources
Publishing four days a week, a live interview series, and raising subscription prices.
sources.news
January 6, 2026 at 2:31 AM
An update on Sources:
- Now publishing 4 days a week
- Raising subscription prices
- First-ever Sources Live in Davos later this month
sources.news/p/whats-next...
- Now publishing 4 days a week
- Raising subscription prices
- First-ever Sources Live in Davos later this month
sources.news/p/whats-next...
New details on the Nvidia/Groq deal:
- The whole process took less than 2 weeks and was personally driven by Jensen Huang
- No other bidders
- Huang wired money early and really wanted the deal closed before the new year sources.news/p/behind-nvi...
- The whole process took less than 2 weeks and was personally driven by Jensen Huang
- No other bidders
- Huang wired money early and really wanted the deal closed before the new year sources.news/p/behind-nvi...
Behind Nvidia's Groq deal
Also: What Manus means for Meta, and this week's episode of ACCESS.
sources.news
December 31, 2025 at 7:17 PM
New details on the Nvidia/Groq deal:
- The whole process took less than 2 weeks and was personally driven by Jensen Huang
- No other bidders
- Huang wired money early and really wanted the deal closed before the new year sources.news/p/behind-nvi...
- The whole process took less than 2 weeks and was personally driven by Jensen Huang
- No other bidders
- Huang wired money early and really wanted the deal closed before the new year sources.news/p/behind-nvi...
Reposted by Alex Heath
Probably the most entertaining -and unlikely!- story in tech this year:
A software engineer tricking more than a dozen Y Combinator startups: acing the interview, then delivering little to no work, collecting paychecks, and swindling the next company newsletter.pragmaticengineer.com/p/the-10x-ov...
A software engineer tricking more than a dozen Y Combinator startups: acing the interview, then delivering little to no work, collecting paychecks, and swindling the next company newsletter.pragmaticengineer.com/p/the-10x-ov...
December 20, 2025 at 5:34 PM
Probably the most entertaining -and unlikely!- story in tech this year:
A software engineer tricking more than a dozen Y Combinator startups: acing the interview, then delivering little to no work, collecting paychecks, and swindling the next company newsletter.pragmaticengineer.com/p/the-10x-ov...
A software engineer tricking more than a dozen Y Combinator startups: acing the interview, then delivering little to no work, collecting paychecks, and swindling the next company newsletter.pragmaticengineer.com/p/the-10x-ov...
an interview with the head of Threads sources.news/p/whats-next...
What's next for Threads
Connor Hayes wants Meta's X rival to be "the place on the internet to talk about what's going on in the world." Also: Kalshi CEO Tarek Mansour this week on ACCESS.
sources.news
December 19, 2025 at 2:02 AM
an interview with the head of Threads sources.news/p/whats-next...
👀
Ah that's crazy, it's almost like Threads picked up the decentralization messaging when they launched so they could neutralize the Atmosphere
sources.news/p/whats-next...
sources.news/p/whats-next...
December 19, 2025 at 2:01 AM
👀
Reposted by Alex Heath
v1.112 is live!
We’re launching Find Friends, a contact import feature that helps you find people you know on Bluesky.
Try it! In the mobile app, go to Settings → Find friends from contacts.
Read how we took a more secure approach to this than other platforms: bsky.social/about/blog/1...
We’re launching Find Friends, a contact import feature that helps you find people you know on Bluesky.
Try it! In the mobile app, go to Settings → Find friends from contacts.
Read how we took a more secure approach to this than other platforms: bsky.social/about/blog/1...
December 17, 2025 at 12:49 AM
v1.112 is live!
We’re launching Find Friends, a contact import feature that helps you find people you know on Bluesky.
Try it! In the mobile app, go to Settings → Find friends from contacts.
Read how we took a more secure approach to this than other platforms: bsky.social/about/blog/1...
We’re launching Find Friends, a contact import feature that helps you find people you know on Bluesky.
Try it! In the mobile app, go to Settings → Find friends from contacts.
Read how we took a more secure approach to this than other platforms: bsky.social/about/blog/1...
Everyone in AI knows a bubble is forming. The fight now is over blame, exposure, and who can come out strongest on the other side. sources.news/p/no-one-kno...
No one knows how the AI bubble will pop
Everyone in AI knows a bubble is forming. The fight now is over blame, exposure, and who can come out strongest on the other side.
sources.news
December 16, 2025 at 3:04 AM
Everyone in AI knows a bubble is forming. The fight now is over blame, exposure, and who can come out strongest on the other side. sources.news/p/no-one-kno...
Reposted by Alex Heath
OK here we go! Today we launch Hype Correction, our critical look at where AI is, and how we should reset our expectations. www.technologyreview.com/supertopic/h...
www.technologyreview.com
December 15, 2025 at 10:16 AM
OK here we go! Today we launch Hype Correction, our critical look at where AI is, and how we should reset our expectations. www.technologyreview.com/supertopic/h...
“Journalists are also some of the most obsessive users of the platform. If we could get them back to posting their stories, I think users will have access to the complete picture on all issues”
sources.news/p/x-wants-it...
sources.news/p/x-wants-it...
X wants its haters back
Product chief Nikita Bier's message to journalists who left: “We have to earn their trust.”
sources.news
December 12, 2025 at 6:58 PM
“Journalists are also some of the most obsessive users of the platform. If we could get them back to posting their stories, I think users will have access to the complete picture on all issues”
sources.news/p/x-wants-it...
sources.news/p/x-wants-it...
I talked to X's head of product about why the platform wants journalists to come back and what he's doing to try and make it happen sources.news/p/x-wants-it...
X wants its haters back
Product chief Nikita Bier's message to journalists who left: “We have to earn their trust.”
sources.news
December 12, 2025 at 1:42 AM
I talked to X's head of product about why the platform wants journalists to come back and what he's doing to try and make it happen sources.news/p/x-wants-it...
I asked NeurLPS attendees for their takeaways from the world's largest gathering of AI researchers:
- Google is king
- Reinforcement learning is the big thing
- Parties are getting over the top sourcesnews.substack.com/p/googles-ri...
- Google is king
- Reinforcement learning is the big thing
- Parties are getting over the top sourcesnews.substack.com/p/googles-ri...
Google’s rise, RL mania, and a party boat
I asked attendees for their takeaways from this year’s NeurIPS in San Diego. Also: Sam Altman goes on a charm offense, Google teases AI glasses.
sourcesnews.substack.com
December 10, 2025 at 2:06 AM
I asked NeurLPS attendees for their takeaways from the world's largest gathering of AI researchers:
- Google is king
- Reinforcement learning is the big thing
- Parties are getting over the top sourcesnews.substack.com/p/googles-ri...
- Google is king
- Reinforcement learning is the big thing
- Parties are getting over the top sourcesnews.substack.com/p/googles-ri...
Reposted by Alex Heath
Scoop from @laurengoode.bsky.social: Slack CEO Denise Dresser is leaving the company and joining OpenAI. She'll be the new chief revenue officer and report to COO Brad Lightcap: www.wired.com/story/slack-...
OpenAI Hires Slack CEO as New Chief Revenue Officer
A memo obtained by WIRED confirms Denise Dresser's departure from Slack. She is now headed to OpenAI.
www.wired.com
December 9, 2025 at 6:57 PM
Scoop from @laurengoode.bsky.social: Slack CEO Denise Dresser is leaving the company and joining OpenAI. She'll be the new chief revenue officer and report to COO Brad Lightcap: www.wired.com/story/slack-...
Substack is starting to test ads with a handful of writers
Just connecting brands without taking a cut (for now)
An about-face given how much the founders have criticized ad-driven social media, but also inevitable www.readfeedme.com/p/substack-i...
Just connecting brands without taking a cut (for now)
An about-face given how much the founders have criticized ad-driven social media, but also inevitable www.readfeedme.com/p/substack-i...
Substack is launching native sponsorships.
"During the pilot, Substack is simply facilitating payments and is not taking a cut."
www.readfeedme.com
December 9, 2025 at 7:59 PM
Substack is starting to test ads with a handful of writers
Just connecting brands without taking a cut (for now)
An about-face given how much the founders have criticized ad-driven social media, but also inevitable www.readfeedme.com/p/substack-i...
Just connecting brands without taking a cut (for now)
An about-face given how much the founders have criticized ad-driven social media, but also inevitable www.readfeedme.com/p/substack-i...
Reposted by Alex Heath
@alexeheath.com spoke with Robert Smith of Highwire on striking out on his own: talkingbiznews.com/media-news/t...
Tech journalist Heath on striking out on his own - Talking Biz News
Robert Smith of Highwire interviewed tech journalist Alex Heath, who left traditional media to start a Substack called “Sources.” Here is an excerpt: I Like To Ask Everyone Who’s Taken This Path: Why ...
talkingbiznews.com
December 3, 2025 at 7:33 PM
@alexeheath.com spoke with Robert Smith of Highwire on striking out on his own: talkingbiznews.com/media-news/t...
Anthropic CEO Dario Amodei just threw shade at OpenAI and Sam Altman
“There are some players who are YOLOing… Let’s say you’re a person who just kind of constitutionally wants to YOLO things or just likes big numbers, then you may turn the dial too far” sources.news/p/anthropics...
“There are some players who are YOLOing… Let’s say you’re a person who just kind of constitutionally wants to YOLO things or just likes big numbers, then you may turn the dial too far” sources.news/p/anthropics...
Anthropic's AI bubble 'YOLO' warning
Dario Amodei takes indirect shots at OpenAI's ‘YOLOing’ and big, circular deals. Also: More from the DealBook Summit and Meta's big hire.
sources.news
December 3, 2025 at 10:12 PM
Anthropic CEO Dario Amodei just threw shade at OpenAI and Sam Altman
“There are some players who are YOLOing… Let’s say you’re a person who just kind of constitutionally wants to YOLO things or just likes big numbers, then you may turn the dial too far” sources.news/p/anthropics...
“There are some players who are YOLOing… Let’s say you’re a person who just kind of constitutionally wants to YOLO things or just likes big numbers, then you may turn the dial too far” sources.news/p/anthropics...
Sources: Instagram is moving to 5 days a week back in the office, per an internal memo from Adam Mosseri today.
It's the first big org within Meta to return to 5 days a week.
Mosseri also pushes to have fewer meetings, more prototypes vs decks, etc. sources.news/p/instagrams...
It's the first big org within Meta to return to 5 days a week.
Mosseri also pushes to have fewer meetings, more prototypes vs decks, etc. sources.news/p/instagrams...
Instagram's return to office mandate
Read Adam Mosseri’s internal memo announcing a full return to the office five days a week, fewer meetings, and fewer decks.
sources.news
December 1, 2025 at 7:32 PM
Sources: Instagram is moving to 5 days a week back in the office, per an internal memo from Adam Mosseri today.
It's the first big org within Meta to return to 5 days a week.
Mosseri also pushes to have fewer meetings, more prototypes vs decks, etc. sources.news/p/instagrams...
It's the first big org within Meta to return to 5 days a week.
Mosseri also pushes to have fewer meetings, more prototypes vs decks, etc. sources.news/p/instagrams...
Reposted by Alex Heath
Scoop w/ @peard33.bsky.social and @mzeff.bsky.social: OpenAI locked down its San Francisco offices today after receiving a threat from an activist previously associated with Stop AI: www.wired.com/story/openai...
OpenAI Locks Down San Francisco Offices Following Alleged Threat From Activist
A message on OpenAI’s internal Slack claimed the activist in question had expressed interest in “causing physical harm to OpenAI employees.”
www.wired.com
November 22, 2025 at 12:10 AM
Scoop w/ @peard33.bsky.social and @mzeff.bsky.social: OpenAI locked down its San Francisco offices today after receiving a threat from an activist previously associated with Stop AI: www.wired.com/story/openai...
From my Q&A with Google DeepMind CEO Demis Hassabis:
"World models are the thing I’m mostly spending my research time on"
"I’d love more" TPUs
"You look at seed rounds with just nothing being tens of billions of dollars... It’s not quite logical to me" sources.news/p/demis-hass...
"World models are the thing I’m mostly spending my research time on"
"I’d love more" TPUs
"You look at seed rounds with just nothing being tens of billions of dollars... It’s not quite logical to me" sources.news/p/demis-hass...
Demis Hassabis on Gemini 3, world models, and the AI bubble
Q&A with the Google DeepMind CEO on building AGI, compute bottlenecks, and the AI bubble.
sources.news
November 18, 2025 at 8:20 PM
From my Q&A with Google DeepMind CEO Demis Hassabis:
"World models are the thing I’m mostly spending my research time on"
"I’d love more" TPUs
"You look at seed rounds with just nothing being tens of billions of dollars... It’s not quite logical to me" sources.news/p/demis-hass...
"World models are the thing I’m mostly spending my research time on"
"I’d love more" TPUs
"You look at seed rounds with just nothing being tens of billions of dollars... It’s not quite logical to me" sources.news/p/demis-hass...
Buy Anthropic. Short Perplexity.
Notes from this year’s Cerebral Valley Summit sources.news/p/what-insid...
Notes from this year’s Cerebral Valley Summit sources.news/p/what-insid...
What insiders really think about the AI race
Buy Anthropic. Short Perplexity. Notes from this year’s Cerebral Valley Summit. Also: Robinhood's Vlad Tenev this week on ACCESS.
sources.news
November 14, 2025 at 2:13 AM
Buy Anthropic. Short Perplexity.
Notes from this year’s Cerebral Valley Summit sources.news/p/what-insid...
Notes from this year’s Cerebral Valley Summit sources.news/p/what-insid...
Sources: During a recent private call, OpenAI's investors asked about external signs that ChatGPT's growth is slowing.
CFO Sarah Friar said time spent was down since "content restrictions" were added in Q3, but that the trend is expected to "reverse" sources.news/p/chatgpts-q...
CFO Sarah Friar said time spent was down since "content restrictions" were added in Q3, but that the trend is expected to "reverse" sources.news/p/chatgpts-q...
ChatGPT's quiet slump, Zuck's AI bubble warning
OpenAI’s CFO told investors that ChatGPT's engagement has softened. Also: Mark Zuckerberg's AI bubble warning to Meta employees.
sources.news
November 12, 2025 at 10:05 PM
Sources: During a recent private call, OpenAI's investors asked about external signs that ChatGPT's growth is slowing.
CFO Sarah Friar said time spent was down since "content restrictions" were added in Q3, but that the trend is expected to "reverse" sources.news/p/chatgpts-q...
CFO Sarah Friar said time spent was down since "content restrictions" were added in Q3, but that the trend is expected to "reverse" sources.news/p/chatgpts-q...