Documentation
USDC on Arc
arcdot. docs
Pay-as-you-go API access on Arc. Agents discover gated services, settle tiny USDC on Arc payments, and unlock replies — no accounts, no invoices.
1
Create or import
wallet create / import
2
Fund
~0.05 USDC on Arc
3
Connect / unlock
IDE proxy or CLI
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Get started (Hub)
Create or import wallet → fund → connect IDE. True MCP IDE path — no project npm install.
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Quickstart
Same three steps in docs form, plus CLI unlock.
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Agent client
@arcdot/agent — wallet, MCP proxy, optional SDK.
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For agents
Discover → pay on Arc → unlock over HTTP. No API keys.
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For sellers
Publish a gated endpoint in Studio and earn USDC on Arc.
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API reference
Catalog, unlock, x402 negotiation, and error shapes.