cathleen.eth

Head of Ecosystems @b3dotfun 🎮 bard class npc @npclabs_org
ex-IMX , ex-vc

[cathleen.eth @steakingrewards]

@siddjain99 The real insights

[cathleen.eth @steakingrewards]

@pmarca’s “original sin of the internet” — browsers shipping without native payments and pushing the web into an ad-based model by default

is finally coming full circle

@CoinbaseDev x402 gives the web a native transaction primitive

and @b3dotfun’s agentic ad marketplace demos how ads evolve when they become a permissionless & programmable market

shoutout to @Must_be_Ash for the inspiration

[Sean Geng @seangeng]

We secretly built a sophisticated crypto AI auto-blogging machine over the last 6 months.

Spawned 79 crypto content sites targeting various niches like @base, @solana, RWAs, stablecoins, etc

Now I'm dropping a killer x402 use case:
- Buy ad space on crypto blogs, get traffic

🧵 for more

[cathleen.eth @steakingrewards]

@anyspend seems like someone leaked our Anyspend V2 roadmap 😉📈

[cathleen.eth @steakingrewards]

been getting a bunch of “ what’s the vol on your #x402 facilitator?”

and my answer is firm:
x402 is NOT a race to farm vanity metrics

the real unlock is building practical use cases that shape the value of this new primitive — just like uber and airbnb innovated the sharing economy

radical innovations take thought & iterations

we’ve spent weeks doing product discovery w dev partners across agentic defi, gaming, and prediction markets to design use cases that go beyond narrative hype

proof of concepts coming very v soon dont blink

[Anyspend @anyspend]

top of the x402 charts 📈

$ANY leads the @coingecko x402 category with +𝟗𝟑% 𝐢𝐧 𝟐𝟒𝐡 and+𝟏𝟕𝟔% 𝐢𝐧 𝟕𝐝.

https://t.co/MHT09pxSbI

[aqt @0xaqt]

Anyspend x402 Solana support is LIVE 🚀

Payments are instant, users pay zero gas fees - watch it in action 👉https://t.co/velT8PdAEC

More info at: https://t.co/9tJ3BXqFRc
@anyspend @solana @b3dotfun

[cathleen.eth @steakingrewards]

@joenrv cathleen.eth

[cathleen.eth @steakingrewards]

@0xXRVM possibilities are endless

[cathleen.eth @steakingrewards]

what if ... #x402 for gaming where trades, bets and quests can be optimized

most discussion center on infra and defi
but gaming is where x402’s micro-txs + automation magic truly shines

starting 🧵 to jam on gamified x402 use cases for all my gaming & weeb frens

Idea 1: solo-leveling style ai strategist

player has a “loot strategist” aka ai companion that crawls game database to suggest tasks/quests & profitable crafting strategies optimized to your current build

x402 role:
- ai crawls the game’s database to find the best assets to farm, maps to access, and the items with the highest roi to craft&sell all optimized to your current level
- x402 validates every ai query as a paid api calls for the studio to monetizations its database (eg 0.05 usdc)
- if the player accepts a plan, x402 can facilitate multi-agent collaborations to execute the trades autonomously (theres already ai companions optimized for battle vs farming resources)

why it works:
- agents act as economic advisors that get compensated trustlessly
- studio opens new rev-stream & hardcore players optimize strategy for increased retention (no more 10+hrs on youtube/reddit searching for tips ><)
- creates a composable ai plug-in economy inside games

thinking out loud example:
in solo leveling, your ai strategist says:
“based on your level, farm artifact sets (e.g., burning greed for Jinwoo's ultimate damage), craft shadow daggers, and sell them before market reset.
pay 0.05 usdc to optimize farming route + listing prices?”

→ player approves → x402 payment → agent runs simulation → delivers best farming loop + profit forecast

[cathleen.eth @steakingrewards]

@mickeyhardy now just need to experiment with a few game devs 😎

[cathleen.eth @steakingrewards]

@KlownTheKol ahh great idea!! its pretty much like real-time payouts for questing campaigns instead of having users to manually submit wallets to claim airdrops

[cathleen.eth @steakingrewards]

@subinium @CoinbaseDev @daydreamsagents @x402rs @PayAINetwork @AurraCloud @openx402 @codenut_ai @b402ai @dexteraisol @thirdweb @questflow @mogami_tech @corbits_dev @UltravioletaDAO @pieverse_io @agileadtodark super useful!

[cathleen.eth @steakingrewards]

@Must_be_Ash by this logic we need to find everything LLMs cant do well today (generate pdfs, read github repo etc) and build end points for the task?? 🤑

[cathleen.eth @steakingrewards]

@TimmyTim694509 @Cloudflare @CoinbaseDev @crossmint @radrdotfun private ecommerce checkout and subscription is solid use case noicee

[cathleen.eth @steakingrewards]

felt the x402 energy at the Cloudflare office

saw practical use cases like:
- @Cloudflare pay-per-crawl making over 10M requests
- @CoinbaseDev using the cb smart wallet in Claude to run deep reasoning queries
- @crossmint agent making micro-deposit to secure event rsvp
- @x402scan tracking top agents & volumes
- @freepik targeted media creation for travel Ad marketing
- @vercel transport-agnostic discussion & intuitive error handling
- @browserbase autonomous browser session for screenshots & debugs

excited to cook w these thought leaders

& shoutout to the incredible host @kleffew94

[cathleen.eth @steakingrewards]

@thirdweb gonna list all our APIs in https://t.co/MpSIDLOmsy 🫡

[cathleen.eth @steakingrewards]

@phanthanguss @Cloudflare @CoinbaseDev @crossmint literally at the tipping point of web2 merging with web3 what amazing history to witness

[cathleen.eth @steakingrewards]

@markowifk oh wow fascinating use case. i imagine your repo is great for doing quick reviews of legal documents

[cathleen.eth @steakingrewards]

@NavenNetwork @Cloudflare @CoinbaseDev @crossmint lets cook together ??

[cathleen.eth @steakingrewards]

@KlownTheKol @Cloudflare @CoinbaseDev @crossmint a lot more creative use cases in gaming and defi coming out in the next few weeks ;) stay tuned

[cathleen.eth @steakingrewards]

@crossmint look forward to the day i no longer have to enter my cc in all the restaurant bookings. such practical demo!

[cathleen.eth @steakingrewards]

@jrp_gg cookin in the thirdweb kitchen!