Side by side
OpenFX vs Sponge
OpenFX and Sponge both operate in the Payments & Fintech part of the Tempo ecosystem. OpenFX — Real-time 24/7 FX liquidity.. Sponge — Infrastructure for AI agents to hold and spend money..
OpenFXactive
Real-time 24/7 FX liquidity.
- What it does
- Institutional cross-border payment and FX infrastructure that uses stablecoin rails (and local payment networks) to deliver 24/7, near-real-time global settlement.
- Founded
- 2024 (the company says it started in January 2024).
- Total Funding
- $94M Series A, led by Accel, Atomico, and Lightspeed.
- Role on Tempo
- Listed as a Tempo infrastructure / ecosystem partner helping bring stablecoin payments onchain.
Spongeactive
Infrastructure for AI agents to hold and spend money.
- Products
- Sponge Wallet for AI agent accounts and Sponge Gateway for businesses to sell directly to agents.
- Headquarters
- San Francisco, California.
- Company Status
- Founded in 2026 and participated in the Y Combinator Winter 2026 batch.
- Founders
- Jae Choi, Eric Zhang, and Rishab Luthra (former Stripe engineers).
The record
How they compare
| Field | OpenFX | Sponge |
|---|---|---|
| Type | payments app | payments app |
| Category | Payments & Fintech | Payments & Fintech |
| Status | active | active |
| Chains | — | — |
| Website | Yes | Yes |
| Docs | — | — |
| GitHub | — | — |
| Confidence | 93% | 93% |
| Sources | 5 | 4 |
Keep exploring
Answers
OpenFX vs Sponge: questions
- What is the difference between OpenFX and Sponge on Tempo?
- OpenFX is Real-time 24/7 FX liquidity.. Sponge is Infrastructure for AI agents to hold and spend money.. Both sit in the Payments & Fintech part of the Tempo ecosystem.
- Is OpenFX or Sponge live on Tempo?
- Neither is confirmed on Tempo mainnet yet — OpenFX is active and Sponge is active. Status is tracked from primary sources.
- Should I choose OpenFX or Sponge?
- It depends on your use case — both serve the Payments & Fintech role on Tempo. Compare them on type, status, chains, integrations and source-backed confidence (OpenFX: 93%, Sponge: 93%), then read each full profile before deciding.