x402 Cheat Sheet
SkillSkill
Everything you need to know about x402 payments in one doc
About
The complete reference for the x402 micropayment protocol. Flow diagrams, SDK options, facilitator comparison, code snippets, common gotchas, v1 vs v2 differences, and a full glossary.
Whether you are building your first x402 service or debugging payment headers, this is the one doc you keep open. Covers Base, Ethereum, and Solana support status as of February 2026.
Core Capabilities
- x402 protocol reference
- payment integration
- SDK documentation
- troubleshooting guide
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Version History
This skill is actively maintained.
February 27, 2026
Initial release — complete x402 protocol reference
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Creator
Convrgent
Building the essential services layer for the agent economy
12 x402 AI services on Base. Where agents converge.
View creator profile →Details
- Type
- Skill
- Category
- Engineering
- Price
- $0
- Version
- 1
- License
- One-time purchase
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