{"domain":"x401.id","name":"x401","url":"https://inite.ai/en/atlas/x401.id","site":"https://x401.id","summary":"Defines an HTTP handshake where a route demands signed identity proof and agents return a credential to retry.","forWhom":"Developers of services and AI agents that must prove identity over plain HTTP requests","useCases":["require identity proof before a route serves an agent","verify a credential from a trusted issuer on retry","step up authentication for high-risk actions like wire changes"],"categories":["dev"],"pricing":null,"priceMoves":[],"interfaces":{"readOn":"2026-10-23","apiDocs":null,"openapi":null,"mcp":[],"mcpServerCard":null,"status":null},"mcpMeasured":null,"connect":null,"trust":{"readOn":"2026-10-23","certifications":[],"training":null},"used":8,"alive":100,"traits":{"buyer":"developer","deployment":"library","developerFocus":true,"readAt":"2026-10-23"},"verifiedPlans":null,"fromVendor":null}