Dexter Brings x402 Payments to Robinhood Chain, Monad, and World Chain

The News

JULY 2026 - The Dexter x402 facilitator now settles payments on Robinhood Chain, Monad, and World Chain, bringing its network count to eleven. All three launch with the same scheme suite that runs on Base, Arbitrum, and Polygon: exact settlement, usage-based upto billing, and batch-settlement channels, every one of them gas-sponsored. The first production settlements confirmed on-chain today: World Chain in 3.6 seconds, Monad in under a second, and Robinhood Chain in 339 milliseconds.

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Robinhood Chain Settles in USDG

Robinhood launched its L2 mainnet on July 1 with tokenized stocks, day-one DeFi, and "agentic trading" in the headline of its own announcement. The chain carries no Circle USDC. Its canonical stablecoin is USDG, the Paxos-issued Global Dollar, so a facilitator that wants to settle there has to treat USDG as a first-class settlement asset.

Dexter's integration does exactly that. Buyers sign a standard x402 authorization against USDG's on-chain signing domain, which Dexter verified against the token contract itself before launch: the domain is "Global Dollar", version "1". An implementation that assumes Circle's default domain produces signatures the token rejects. Settlement is gas-sponsored, so the buyer holds USDG and nothing else.

Dexter also deployed the canonical x402 upto contract to Robinhood Chain (deployment transaction), placing the protocol's usage-based billing primitive at its canonical CREATE2 address on the chain. Any spec-compliant facilitator can now build on it.

Micropayments on a Chain That Prices Its Gas

Robinhood Chain prices gas at roughly ten times Base, so a single on-chain settlement costs about a penny there, and Dexter's dynamic floor on the chain sits near $0.013 while World Chain and Monad clear for a few hundredths of a cent. For one-shot payments that floor is simply the cost of doing business on the chain, and it is the same for every facilitator operating there.

Batch-settlement channels change the arithmetic: a buyer escrows once, makes hundreds of off-chain charges, and the facilitator claims the cumulative total in a single transaction. Amortized across a session, the per-payment cost drops far below the floor. Dexter is the first facilitator to run batch-settlement channels on Robinhood Chain, which makes sub-cent agentic payments practical on a chain whose gas pricing would otherwise rule them out.

Monad and World Chain

Monad arrives with native Circle USDC and an ecosystem that already pays through x402; the Monad Foundation is a member of the x402 Foundation. World Chain arrives with native USDC and World ID, which puts proof-of-personhood one layer beneath the payment, a combination Dexter intends to put to work.

Settlement activity on all three networks is indexed by x402gle, including the first coverage of Robinhood Chain by any x402 explorer.

Available Now

The facilitator is live at x402.dexter.cash, with all three networks advertised on its /supported endpoint. The @dexterai/x402 SDK ships the new networks in version 5.4.0, including the per-chain signing domains, so a payment on any of the eleven chains is the same three lines of code.