0x APIs are the trusted rails for moving value onchain. Chosen by the top teams in digital finance, including: Coinbase, Phantom, Robinhood, and more.

San Francisco, CA
Based in United States
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A malicious hook doesn't need a UI to scam you. 👉 It just needs to look like the best quote. After analyzing over 84,000 v4 hooks, we determined only 19% of hooks to be safe. It's time to get real about hooks.
Article

Uniswap v4 hooks were a mistake

It’s time to get real about hooks. This year 0x has routed 81.92 million trades and $42.67 billion in volume, with roughly ~70% of transactions touching Uniswap liquidity. And we field dozens of

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Celebrating $1B+ in Cross-Chain API Volume 💪 Since August 2026, the amount of value swapped via Cross-Chain API has more than doubled, powered in large by @RobinhoodCrypto, @solana, and @Plasma.
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0x has settled $300M+ on HyperEVM to date Next stop $1B+ 🔜
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0x is the trusted onchain rails for tokenized gold. @paxoslabs tapped 0x to power PAXGy from day one: gold that grows, now composable 🧩
Gold lending has been quoted every working day for fifty years, yet is still closed to almost everyone who owns the asset. Institutional minimums, bullion bank relationships, settlement infrastructure. PAXGy changes that. Live today on @okx and onchain on @Uniswap, @XLayerOfficial, @0xProject, @ether_fi, powered by @chainlink CCIP. Gold that grows. paxgy.com/x
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0x has settled $20B+ on @0xPolygon And counting
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0x has settled $20B+ on @0xPolygon And counting
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hey @duncancmt ... you up??? 👀 200 lines per week of maniacally hand-crafted code and somehow still time for a CHM interview and presentation Duncan, principal engineer at @0xProject and ex-CTO & co-founder of Immunefi We thank you for your service!🫡
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0x integrators can now reach Aero Lite liquidity on Arc USDC, EURC, and cirBTC depth, now one click away 🤝
Aero Lite liquidity on @arc, now one click away via @0xProject 🛫
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Aero Lite liquidity on @arc, now one click away via @0xProject 🛫
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Let the liquidity was over you
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$100M+ aggregated on Arc in 2 days 0x has been there since the first block 🦾
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0x has settled $5B+ in volume on Robinhood Chain through Swap API alone Early innings 🦾
750M transactions on Robinhood Chain. More builders are shipping, more users are showing up, and we're still early.
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Build onchain applications on Arc with best-in-class routing under the hood. Our DMs are open.
Introducing Arc Studio. Arc Studio is an AI-powered workspace for building onchain applications on Arc, from idea to smart contract logic to deployment. It helps developers move faster without turning the build process into a black box. → Generate smart contracts → Review and refine code → Create tests and reviews → Deploy on Arc Build onchain apps faster with Arc Studio. arc.io/blog/introducing-arc-…
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If you’re building on @arc, we’re here to get you started from the jump. DM us directly and we’ll get you connected to our liquidity integration team and on your way to the podium.
Arc Mainnet is live on 0x, Day 1. From the jump, we’re connecting your users to the best of what @arc has to offer, with the power of 0x Swap API and Cross-Chain API: the way to get there, and the way to swap.
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No support for robinhood builders?
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We absolutely support Robinhood builders. You can contact support directly through your 0x dashboard or DM us here.
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OmniSwap is live on Arc 🌊 Get verified quotes from leading aggregators! Bundle multiple swaps into one transaction, with cross-chain routing built in. Approval isolation by design. Audited by BailSec. No extra fees.
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Why does every app say "[Chain] is live on [App]" now? Either the app is available *on* the chain, or the chain is available *in* the app.
Arc Mainnet is live on 0x, Day 1. From the jump, we’re connecting your users to the best of what @arc has to offer, with the power of 0x Swap API and Cross-Chain API: the way to get there, and the way to swap.
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(💡: It's easy to get approved by lawyers)
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Arc Mainnet is live. USDC is the native gas token on Arc, powering predictable fees for programmable money, global markets, and agentic economic activity. A new stablecoin-native network is online.
Arc
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Does this make @0xProject the oldest DEX still standing?
A proposal to wind down Balancer and distribute the treasury to BAL holders is live on the forum, authored by Marcus Hardt. Discussion is open; a Snapshot vote is expected to happen from 25 to 29 September. Nothing changes today: pools and withdrawals work as they do now. Any wind-down action waits for the vote.
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ALT Smirk Smile GIF by Guidoio_official

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Metric is where traders get the best price. Over the last 30 days, we filled: 61% ($806M) of @bstocksfinance volume routed through @BinanceWallet $369M in volume through @0xProject on Robinhood Chain And that’s just two routes.
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gMetric 🤝
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Definitive supports @Arc as a Day 1 partner. New ecosystem. Same professional-grade execution: ▵ Advanced order types for any Arc token (DCA, Limit, Stop, Bracket) ▵ Swap directly from other chains on Definitive. No bridging. No gas. ▵ Deeper, aggregated liquidity Discover and trade Arc-native assets.
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