{"domain":"sendmux.ai","count":1,"changes":[{"captured_at":"2026-10-01T09:00:56","card_hash":"2f7b75d0b995aebac2b0f9ce448e021d10d2bed5ab5c20bc6c30d879ba2bf462","previous_card_hash":null,"diff":{"skills_added":[{"id":"mailbox","name":"Mailbox","description":"Read, search, organise, and send mail through granted Sendmux mailboxes.","tags":["email","mailbox"],"inputModes":null,"outputModes":null},{"id":"management","name":"Management","description":"Manage Sendmux domains, mailboxes, logs, metrics, billing, and webhooks.","tags":["email","management"],"inputModes":null,"outputModes":null},{"id":"sending","name":"Sending","description":"Send email and manage outbound attachments through Sendmux sending routes.","tags":["email","sending"],"inputModes":null,"outputModes":null}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Sendmux A2A"},{"field":"description","before":null,"after":"Deterministic agent access to Sendmux mailbox, management, and sending operations."},{"field":"version","before":null,"after":"2.1.3"},{"field":"supportedInterfaces","before":null,"after":[{"url":"https://a2a.sendmux.ai/a2a/v1","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]},{"field":"securitySchemes","before":null,"after":{"oauth2":{"oauth2SecurityScheme":{"description":"OAuth 2.0 authorization-code flow with PKCE.","flows":{"authorizationCode":{"authorizationUrl":"https://app.sendmux.ai/mcp/oauth/authorize","tokenUrl":"https://app.sendmux.ai/mcp/oauth/token","refreshUrl":"https://app.sendmux.ai/mcp/oauth/token","scopes":{"domain.read":"Sendmux permission: domain.read","webhook.read":"Sendmux permission: webhook.read","mailbox.admin.manage":"Sendmux permission: mailbox.admin.manage","mailbox.settings.update":"Sendmux permission: mailbox.settings.update","webhook.create":"Sendmux permission: webhook.create","webhook.manage":"Sendmux permission: webhook.manage","domain.verify":"Sendmux permission: domain.verify","mailbox.read":"Sendmux permission: mailbox.read","analytics.read":"Sendmux permission: analytics.read","mailbox.admin.read":"Sendmux permission: mailbox.admin.read","billing.read":"Sendmux permission: billing.read","domain.create":"Sendmux permission: domain.create","mailbox.admin.create":"Sendmux permission: mailbox.admin.create","email.send":"Sendmux permission: email.send","logs.read":"Sendmux permission: logs.read"},"pkceRequired":true}},"oauth2MetadataUrl":"https://app.sendmux.ai/.well-known/oauth-authorization-server"}}}},{"field":"securityRequirements","before":null,"after":[{"schemes":{"oauth2":{}}}]},{"field":"capabilities","before":null,"after":{"streaming":false,"pushNotifications":false,"extendedAgentCard":false}}],"other_changed":true,"is_empty":false,"human_summary":"added 3 skills · name ∅ → Sendmux A2A · description ∅ → Deterministic agent access to Sendmux ma · version ∅ → 2.1.3 · supportedInterfaces ∅ → https://a2a.sendmux.ai/a2a/v1 (HTTP+JSON · securitySchemes ∅ → oauth2 · securityRequirements ∅ → oauth2 · capabilities ∅ → none"}}]}