antonio

T3 · host / generalist

Antonio Garcia Martinez wrote 'Chaos Monkeys' about his time at Facebook, led growth product and engineering at Meta, and currently works at a crypto company. He testified in the Meta antitrust trial regarding Instagram and WhatsApp acquisitions.

7 calls·7 names·57% bull·last heard last year·a16z

track record

no scored calls yet — needs a stated position or a categorical verdict, with a matured window vs SPY

top calls

highest conviction · one per company

1sthigh conviction

$STRIPEStripe

Stripe building L1 blockchain and moving trillion-dollar volume on-chain

Stripe announced plans to build a layer-1 blockchain and migrate its trillion-dollar payment volume on-chain, signaling major fintech adoption of crypto rails and stablecoins.

a16z2025-09episode →

2ndmedium conviction

$OPENAIOpenAI

OpenAI's ChatGPT owns consumer AI experience but faces API vs app platform question

OpenAI currently owns the consumer AI experience via ChatGPT, but the key strategic question is whether foundational models will own the interface forever or become API layers for third-party apps.

a16z2025-09episode →

3rdmedium conviction

$SNAPSnap

Instagram would have resembled Snapchat or Twitter without Meta acquisition

Instagram's growth was 'touch and go' pre-acquisition with infrastructure scaling issues and spam problems; Meta's infrastructure and growth team enabled Instagram's current scale, though founders Kevin Systrom and Mike Krieger were 'astounding'.

a16z2025-09episode →

most discussed · click a bar to filter

recurring themes

7 total

$MSFT

···

Microsoft

LOWantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Microsoft executing well on AI strategy, boosting growth trajectory

Microsoft is 'playing the AI game pretty well' and using AI to bootstrap growth, representing an incumbent successfully adapting to the AI platform shift.

"Microsoft seems to be playing the AI game pretty well and actually have it, you know, bootstrap or like boost their growth."

47:12

$OPENAI

OpenAI

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

OpenAI's ChatGPT owns consumer AI experience but faces API vs app platform question

OpenAI currently owns the consumer AI experience via ChatGPT, but the key strategic question is whether foundational models will own the interface forever or become API layers for third-party apps.

"Are they going to own the consumer experience forever? Are people going to actually be building apps on top of a more API version of and it's like Alex said, it's intelligence too…"

47:18

$SNAP

···

Snap

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Instagram would have resembled Snapchat or Twitter without Meta acquisition

"Instagram, I think, was touchandgo as to whether it could be either a Twitter or a Snapchat or just a complete also ran like path... My gut is it would have been maybe Snapchat, m…"

40:10

$SHOP

···

Shopify

LOWantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Shopify operates retail ad network with unified payment reducing friction

Shopify's retail ad network benefits from single payment system (Shopify Pay) reducing conversion friction, similar to Amazon and Walmart's first-party advantages.

"having a single form of payment, whether it be Amazon Pay, Walmart or Shopify, for example, who also does the same thing is absolutely key."

29:24

$WMT

···

Walmart

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Walmart's retail ad network leverages first-party data for third-party advertisers

Walmart can legally construct user segments from first-party shopping data and monetize them for third-party advertisers, combining funnel efficiency with privacy law advantages over pure third-party ad tech.

"Walmart can sit there and construct a certain segment around users because they can legally do that because they have a first-party relationship, but then they leverage that data…"

29:50

$STRIPE

Stripe

HIGHantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Stripe building L1 blockchain and moving trillion-dollar volume on-chain

Stripe announced plans to build a layer-1 blockchain and migrate its trillion-dollar payment volume on-chain, signaling major fintech adoption of crypto rails and stablecoins.

"recently Stripe announced that it's building an L1. Every company and their brother seems to be announcing a stable coin... Stripe that has literally a trillion dollars or more of…"

43:22

$AMZN

···

Amazon

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Amazon is third-largest ad platform leveraging first-party retail data advantage

Amazon's retail ad network benefits from first-party user relationships and closed-loop attribution, making it the third major ad system after Meta and Google, with privacy laws further advantaging first-party data holders.

"Amazon is probably what the number three ad system after Meta and Google at this point or like number three and number four and it's and it's unique because what retail ad network…"

28:52

←

antonio

T3 · host / generalist

7 calls·7 names·57% bull·last heard last year·a16z

track record

no scored calls yet — needs a stated position or a categorical verdict, with a matured window vs SPY

top calls

highest conviction · one per company

1sthigh conviction

$STRIPEStripe

Stripe building L1 blockchain and moving trillion-dollar volume on-chain

Stripe announced plans to build a layer-1 blockchain and migrate its trillion-dollar payment volume on-chain, signaling major fintech adoption of crypto rails and stablecoins.

a16z2025-09episode →

2ndmedium conviction

$OPENAIOpenAI

OpenAI's ChatGPT owns consumer AI experience but faces API vs app platform question

OpenAI currently owns the consumer AI experience via ChatGPT, but the key strategic question is whether foundational models will own the interface forever or become API layers for third-party apps.

a16z2025-09episode →

3rdmedium conviction

$SNAPSnap

Instagram would have resembled Snapchat or Twitter without Meta acquisition

a16z2025-09episode →

most discussed · click a bar to filter

recurring themes

7 total

$MSFT

···

Microsoft

LOWantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Microsoft executing well on AI strategy, boosting growth trajectory

Microsoft is 'playing the AI game pretty well' and using AI to bootstrap growth, representing an incumbent successfully adapting to the AI platform shift.

"Microsoft seems to be playing the AI game pretty well and actually have it, you know, bootstrap or like boost their growth."

47:12

$OPENAI

OpenAI

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

OpenAI's ChatGPT owns consumer AI experience but faces API vs app platform question

OpenAI currently owns the consumer AI experience via ChatGPT, but the key strategic question is whether foundational models will own the interface forever or become API layers for third-party apps.

"Are they going to own the consumer experience forever? Are people going to actually be building apps on top of a more API version of and it's like Alex said, it's intelligence too…"

47:18

$SNAP

···

Snap

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Instagram would have resembled Snapchat or Twitter without Meta acquisition

"Instagram, I think, was touchandgo as to whether it could be either a Twitter or a Snapchat or just a complete also ran like path... My gut is it would have been maybe Snapchat, m…"

40:10

$SHOP

···

Shopify

LOWantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Shopify operates retail ad network with unified payment reducing friction

Shopify's retail ad network benefits from single payment system (Shopify Pay) reducing conversion friction, similar to Amazon and Walmart's first-party advantages.

"having a single form of payment, whether it be Amazon Pay, Walmart or Shopify, for example, who also does the same thing is absolutely key."

29:24

$WMT

···

Walmart

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Walmart's retail ad network leverages first-party data for third-party advertisers

"Walmart can sit there and construct a certain segment around users because they can legally do that because they have a first-party relationship, but then they leverage that data…"

29:50

$STRIPE

Stripe

HIGHantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Stripe building L1 blockchain and moving trillion-dollar volume on-chain

Stripe announced plans to build a layer-1 blockchain and migrate its trillion-dollar payment volume on-chain, signaling major fintech adoption of crypto rails and stablecoins.

"recently Stripe announced that it's building an L1. Every company and their brother seems to be announcing a stable coin... Stripe that has literally a trillion dollars or more of…"

43:22

$AMZN

···

Amazon

MEDantonio·a16z·last year·Meta CMO: How Advertising Works Under the Hood

Amazon is third-largest ad platform leveraging first-party retail data advantage

"Amazon is probably what the number three ad system after Meta and Google at this point or like number three and number four and it's and it's unique because what retail ad network…"

28:52