aid: postscript name: Postscript description: >- Postscript is an SMS marketing and sales platform built for Shopify brands, providing list growth tools, campaign delivery, RCS messaging, and AI-driven shopping assistants alongside a developer API for building custom SMS experiences. type: Index image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg tags: - SMS - Marketing - Messaging - E-commerce - Shopify - RCS - Subscribers url: >- https://raw.githubusercontent.com/api-evangelist/postscript/refs/heads/main/apis.yml created: '2025-01-01' modified: '2026-04-28' specificationVersion: '0.19' apis: - aid: postscript:postscript-api name: Postscript API description: >- The Postscript API enables developers to manage SMS subscribers, send messages, configure keywords, trigger events, and integrate the Postscript platform with external commerce and marketing systems. humanURL: https://developers.postscript.io tags: - SMS - Subscribers - Messages - Keywords - Events - Shop properties: - type: Documentation url: https://developers.postscript.io - type: GettingStarted url: https://developers.postscript.io/docs/getting-started - type: Authentication url: https://developers.postscript.io/docs/api-authentication - type: RateLimits url: https://developers.postscript.io/docs/rate-limits - type: APIReference url: https://developers.postscript.io/reference - type: ChangeLog url: https://developers.postscript.io/changelog - type: Webhooks url: https://developers.postscript.io/docs/configuring-webhooks common: - type: Website url: https://postscript.io - type: Documentation url: https://developers.postscript.io - type: GettingStarted url: https://developers.postscript.io/docs/getting-started - type: Authentication url: https://developers.postscript.io/docs/api-authentication - type: RateLimits url: https://developers.postscript.io/docs/rate-limits - type: Compliance url: https://developers.postscript.io/docs/compliance - type: APIReference url: https://developers.postscript.io/reference - type: ChangeLog url: https://developers.postscript.io/changelog - type: SDK url: https://developers.postscript.io/docs/javascript-sdk-api-reference - type: Integrations url: https://developers.postscript.io/docs/how-to-use-zapier-with-our-api - type: Pricing url: https://postscript.io/pricing - type: Blog url: https://postscript.io/blog - type: Support url: https://help.postscript.io maintainers: - FN: Kin Lane email: kin@apievangelist.com