Sponge (YC W26) (@paysponge) / X

Sponge (YC W26)

132 posts

Sponge (YC W26)

@paysponge

The easiest way for agents to hold and spend money, and for businesses to sell directly to them

Joined January 2026

Pinned
Sponge (YC W26)
@paysponge
Feb 18
We are the easiest way for your agents to hold and spend money, and for businesses to sell directly to them. Come try it out!
Y Combinator
@ycombinator
Feb 18
.@paysponge is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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32K
Sponge (YC W26)
@paysponge
Jun 2
If you're interested in giving your agent access to money, come through and try out Sponge Wallet for your agent!
Cathy Di
@itsCathyDi
Jun 2
why are we still babysitting agents in 2026? we’re hosting BYOA(agent) during NYTW with @mercury @paysponge @subsysdev bring your agent, we’ll help you level it up with tools + infra limited spots left. merch included ;)
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Sponge (YC W26) reposted
Cathy Di
@itsCathyDi
Jun 2
why are we still babysitting agents in 2026? we’re hosting BYOA(agent) during NYTW with @mercury @paysponge @subsysdev bring your agent, we’ll help you level it up with tools + infra limited spots left. merch included ;)
3.2K
Sponge (YC W26)
@paysponge
Jun 2
Excited to share our takes on the future of agent-to-agent payments and commerce! Come through if you're in town for NY Tech Week.
Dedalus Labs
@dedaluslabs
Jun 1
Join us for our panel An A2A world: Who Builds it, Who Wins, and What's Still Missing tomorrow at 10 AM. Hear from our panelists ⬥ Casey Chow from @OpenAI ⬥ Bon Sethi from @Google ⬥ Eric Zhang from @paysponge ⬥ Jennifer Lee from @stripe Moderated by @itsCathyDi
1.3K
Sponge (YC W26)
@paysponge
May 28
Come through! We'll be sharing our spicy takes on the future of agentic commerce 💸
Cathy Di
@itsCathyDi
May 28
Replying to @itsCathyDi
An A2A World: Who Builds, Who Wins, and What’s Still Missing Speakers from @OpenAI @Google @paysponge June 2: RSVP >>> partiful.com/e/G02MiaLzT1YR… A panel exploring what the A2A ecosystem needs, the key players, and the biggest open opportunities, with speakers from Google,
1.3K
Sponge (YC W26)
@paysponge
May 22
Congrats to the winners of the Sponge track at the Call My Agent Hackathon! @iltenahmet built a personal accountability coach that calls and checks in with you every day. It uses Sponge Wallet to books things that you've been putting off. To keep you motivated, if you don't hit
1K
Sponge (YC W26) reposted
Pinata
@pinatacloud
May 21
Watch the @paysponge Wallet Agent create a card, fund it, and checkout in JUST 30 seconds 😎
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572
Sponge (YC W26)
@paysponge
May 21
Was super sick working with @finn_hulse trying to get Claude to escape the permanent underclass.
Finn Hulse
@finn_hulse
May 21
Replying to @finn_hulse
shoutout @paysponge for letting claude code hold real money i published some docs for the new mcp i added to variance vault variancevault.xyz/docs/agents
1.4K
Sponge (YC W26) reposted
Finn Hulse
@finn_hulse
May 19
Replying to @GokulSrin02
yessir plus the lovely @paysponge
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Sponge (YC W26) reposted
Ken Wattana
@KenWattana
May 15
Agents now have: Wallets: @paysponge Email: @agentmail Phone numbers: @AgentPhoneHQ What’s next?
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Sponge (YC W26)
@paysponge
May 15
Had the office Hermes agent open a 10x long on $CBRS using its Sponge Wallet via iMessage. Hopefully the position can pay for team lunches for the week.
1.7K
Sponge (YC W26)
@paysponge
May 15
Looking to get your agent setup with the same capabilities? Sign up at wallet.paysponge.com and connect your agent via MCP or download our skill at sponge.md. Your agent can guide you through setup after connecting your account. Feel free to DM us and
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Sponge (YC W26)
@paysponge
May 11
Sponge is participating in the Call My Agent Hackathon happening this Sunday at YC. Excited to meet you all there and see what you will build! and hopefully give out Sponge-branded sponges!
AgentPhone (YC P26)
@AgentPhoneHQ
May 11
we’re putting 200 builders in a room at YC and asking one question: what can you build when an AI agent has a phone number, email, browser, wallet, and real APIs? best agent gets a guaranteed YC interview. also, yes, winners get actual phones. Sponsored by:
2.7K
Sponge (YC W26) reposted
AgentPhone (YC P26)
@AgentPhoneHQ
May 11
we’re putting 200 builders in a room at YC and asking one question: what can you build when an AI agent has a phone number, email, browser, wallet, and real APIs? best agent gets a guaranteed YC interview. also, yes, winners get actual phones. Sponsored by:
39K