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Sponge

Seed
paysponge.com/B2BUnknown
Market index

Market data is refreshed once per day from public sources. Information may be incomplete or outdated — verify independently before making decisions. This is not investment advice.

Beta

DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.

Investor read

Evidence-bound summary — expand sections for movement, risks, and signals.

Memo snapshot · May 20, 2026, 5:58 PM

Beta

DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.

What they do

Sponge — AI Agent Payments & Financial Infrastructure Official agent payments and wallet product.

Funding

Latest: Seed. Investors: Y Combinator. (High).

Quick read

  • •Sponge — AI Agent Payments & Financial Infrastructure Official agent payments and wallet product.
  • •Reported angle: Sponge Wallet Documentation
  • •Indexed activity snapshot: 1 funding‑related row(s), 0 hiring‑related, 0 GitHub‑tagged, 1 product/news‑style — scoring reflects corpus coverage only.

Stage

Seed (YC)

Evidence summary

Verified facts

  • •Sponge — AI Agent Payments & Financial Infrastructure Official agent payments and wallet product.
  • •Reported angle: Sponge Wallet Documentation
  • •Indexed activity snapshot: 1 funding‑related row(s), 0 hiring‑related, 0 GitHub‑tagged, 1 product/news‑style — scoring reflects corpus coverage only.

Recent movers

  • •May 20, 2026 · ycombinator.com — Sponge: Financial infrastructure for the agent economy | Y Combinator
  • •May 20, 2026 · docs.paysponge.com — Sponge Wallet Documentation
  • •May 20, 2026 · ycombinator.com — Sponge: Financial infrastructure for the agent economy | Y Combinator
  • •May 20, 2026 · docs.paysponge.com — Sponge Wallet Documentation
  • •Y Combinator

Funding

Latest: Seed. Investors: Y Combinator. (High).

Hiring

No hiring/careers evidence indexed (Low).

GitHub

No GitHub‑linked evidence indexed (Low).

Product / news

1 product/news‑styled row(s); headline risk without filings (High).

Traffic / social

No traffic/social evidence indexed (Low).

Funding & hiring signals

funding_articleMay 20, 2026Confidence: high

Sponge: Financial infrastructure for the agent economy | Y Combinator

Winter 2026 batch; wallets and payments for autonomous AI agents.

Affected score: yesObserved: May 20, 2026Round: Seed
raisedseed

Open roles (indexed)

No open roles indexed yet.

Failed or blocked links

  • public_page:_pressnot_found
    Last checked Mon, May 11, 04:23 AM

    HTTP 404

  • public_page:_newsnot_found
    Last checked Mon, May 11, 04:23 AM

    HTTP 404

  • public_page:_jobsnot_found
    Last checked Mon, May 11, 04:23 AM

    HTTP 404

  • public_page:_companynot_found
    Last checked Mon, May 11, 04:23 AM

    HTTP 404

  • public_page:_careersnot_found
    Last checked Mon, May 11, 04:23 AM

    HTTP 404

  • public_page:_blognot_found
    Last checked Mon, May 11, 04:23 AM

    HTTP 404

  • public_page:customersnot_found
    Last checked Sun, May 10, 10:50 PM

    HTTP 404

  • public_page:pricingnot_found
    Last checked Sun, May 10, 10:50 PM

    HTTP 404

  • public_page:pressnot_found
    Last checked Sun, May 10, 10:50 PM

    HTTP 404

  • public_page:newsnot_found
    Last checked Sun, May 10, 10:50 PM

    HTTP 404

  • public_page:blognot_found
    Last checked Sun, May 10, 10:50 PM

    HTTP 404

  • public_page:jobsnot_found
    Last checked Sun, May 10, 10:50 PM

    HTTP 404

DealFlow growth score
47.0Moderate public activity signal
7D-26%
30D+0%
Needs Review

The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.

Source health

  • public_market_enrichmentok
    Last checked Mon, May 11, 04:23 AM
  • public_page:_aboutok
    Last checked Mon, May 11, 04:23 AM
  • public_page:_ok
    Last checked Mon, May 11, 04:23 AM
  • public_page:homeok
    Last checked Mon, May 11, 04:23 AM
  • public_page:aboutok
    Last checked Sun, May 10, 10:50 PM

DealFlow score momentum

477D -2630D +0
100500
2026-05-20: 47

More runs will build history.

The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.

Signal breakdown

Latest momentum signal per category. Expand a card to inspect raw payloads.

Public source summary

Total evidence rows
4
Latest evidence
Wed, May 20, 05:58 PM

Source types found

about_pagecompany_sitefunding_articlepress

Strongest / recent news-style rows

  • Sponge: Financial infrastructure for the agent economy | Y Combinator

    Wed, May 20, 05:58 PM · confidence 88%high quality

    https://www.ycombinator.com/companies/sponge

  • Sponge — AI Agent Payments & Financial Infrastructure

    About / company · Mon, May 11, 04:23 AM · confidence 70%high quality

    https://paysponge.com/about

Public signal timeline

Newest first · 4 event(s)

1
Wed, May 20, 05:58 PM · company_site · 85% · verified_publichigh quality

Sponge — AI Agent Payments & Financial Infrastructure

Official agent payments and wallet product.

Source ↗
2
Wed, May 20, 05:58 PM · funding_article · 88% · verified_publichigh quality

Sponge: Financial infrastructure for the agent economy | Y Combinator

Winter 2026 batch; wallets and payments for autonomous AI agents.

Source ↗
3
Wed, May 20, 05:58 PM · press · 85% · verified_publichigh quality

Sponge Wallet Documentation

Developer docs for agent wallet APIs.

Source ↗
4
Mon, May 11, 04:23 AM · about_page · 70% · publichigh quality

Sponge — AI Agent Payments & Financial Infrastructure

Source: About / company

Give AI agents their own wallets to pay, invest, and earn. Sell your services to agents via x402 and MPP with no code changes. The financial infrastructure for the agent economy.

Source ↗

Official / company site

2 row(s)

company_site·Wed, May 20, 05:58 PM·Confidence 85%high qualityverified_public

Sponge — AI Agent Payments & Financial Infrastructure

Official agent payments and wallet product.

https://paysponge.com/
press·Wed, May 20, 05:58 PM·Confidence 85%high qualityverified_public

Sponge Wallet Documentation

Developer docs for agent wallet APIs.

https://docs.paysponge.com/

News

1 row(s)

about_page·Mon, May 11, 04:23 AM·Confidence 70%high qualitypublic

Sponge — AI Agent Payments & Financial Infrastructure

Source name: About / company

Give AI agents their own wallets to pay, invest, and earn. Sell your services to agents via x402 and MPP with no code changes. The financial infrastructure for the agent economy.

https://paysponge.com/about

Funding / news

1 row(s)

funding_article·Wed, May 20, 05:58 PM·Confidence 88%high qualityverified_public

Sponge: Financial infrastructure for the agent economy | Y Combinator

Winter 2026 batch; wallets and payments for autonomous AI agents.

https://www.ycombinator.com/companies/sponge

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