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Use these resources to ask questions, report issues, and contribute to x402.

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Get help

Join the CDP Discord to ask questions, share what you’re building, and talk to the team shipping x402 support in the CDP SDK. For common product and integration questions, check the FAQ.

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Protocol source and issues

The x402 Foundation repository contains the protocol specifications, payment schemes, extensions, and framework-agnostic SDKs. Use its issue tracker for protocol bugs and proposals. For governance, membership, and working groups, see the x402 Foundation.

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CDP SDK source and issues

The CDP SDK repository contains CDP-managed wallet and facilitator integrations for x402. Use its issue tracker for CDP SDK bugs and feature requests. Its runnable examples back the code samples throughout these docs.