{"info":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","description":"

API to send WhatsApp messages with account authentication and usage validation.

\n

To use the API, get an account first at WappSync.com.

\n

You can get your Bearer Token at: WappSync My API.

\n","schema":"https://schema.getpostman.com/json/collection/v2.0.0/collection.json","toc":[],"owner":"13800412","collectionId":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","publishedId":"2sAYQggTG2","public":true,"customColor":{"top-bar":"336699","right-sidebar":"f4f4f4","highlight":"007BFF"},"publishDate":"2025-01-26T19:13:43.000Z"},"item":[{"name":"SendMessage","item":[{"name":"Send a WhatsApp message","id":"01d313a7-80e9-4944-9a2c-ca6efc45ad9a","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"message\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMessage","description":"

Sends a WhatsApp message to a specified chatId with message content.

\n","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}},"urlObject":{"path":["SendMessage"],"host":["https://wappsync.com/api"],"query":[],"variable":[]}},"response":[{"id":"44c3afb2-7996-4e7d-803f-af501cb31981","name":"Message successfully sent.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"message\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMessage"},"status":"OK","code":200,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"status\": \"\",\n \"instanceId\": \"\",\n \"messageId\": \"\",\n \"messageBody\": \"\",\n \"timestamp\": \"\"\n}"},{"id":"f94ad644-18d6-41c2-b91b-193b277aa7c4","name":"Bad request due to missing or invalid parameters.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"message\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMessage"},"status":"Bad Request","code":400,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"},{"id":"afcf7003-b1ae-4d17-a8e4-5a1f5c52d770","name":"Unauthorized access due to invalid or missing authentication.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"message\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMessage"},"status":"Unauthorized","code":401,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"}],"_postman_id":"01d313a7-80e9-4944-9a2c-ca6efc45ad9a"}],"id":"3c90dd82-a1f0-4a74-add3-0ed1a2ac9150","_postman_id":"3c90dd82-a1f0-4a74-add3-0ed1a2ac9150","description":"","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}}},{"name":"SendMedia","item":[{"name":"Send a WhatsApp media message","id":"2b5e2330-1096-44a6-82ef-eee6967d1f1c","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"mediaBase64\": \"\",\n \"mediaName\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMedia","description":"

Sends a WhatsApp message containing media (e.g., image, video, file) to a specified chatId.

\n","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}},"urlObject":{"path":["SendMedia"],"host":["https://wappsync.com/api"],"query":[],"variable":[]}},"response":[{"id":"9e18db85-5c72-4fdb-905b-6d1b88d36d7b","name":"Media message successfully sent.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"mediaBase64\": \"\",\n \"mediaName\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMedia"},"status":"OK","code":200,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"status\": \"\",\n \"instanceId\": \"\",\n \"messageId\": \"\",\n \"messageBody\": \"\",\n \"timestamp\": \"\"\n}"},{"id":"119b5cc9-a426-400c-9c46-9737ed4680ad","name":"Bad request due to missing or invalid parameters.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"mediaBase64\": \"\",\n \"mediaName\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMedia"},"status":"Bad Request","code":400,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"},{"id":"c6ac4d0e-ea7f-4ffb-b43b-70cbe6787ba3","name":"Unauthorized access due to invalid or missing authentication.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"chatId\": \"\",\n \"mediaBase64\": \"\",\n \"mediaName\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/SendMedia"},"status":"Unauthorized","code":401,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"}],"_postman_id":"2b5e2330-1096-44a6-82ef-eee6967d1f1c"}],"id":"d2f1e51c-399d-4bf3-a3bc-0ef0631113ce","_postman_id":"d2f1e51c-399d-4bf3-a3bc-0ef0631113ce","description":"","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}}},{"name":"InstanceStatus","item":[{"name":"Get the client status for a specific instance.","id":"4d96111b-4de1-4d70-aa76-cc5c72fd2d56","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"GET","header":[{"key":"Accept","value":"application/json"}],"url":"https://wappsync.com/api/InstanceStatus","description":"

Retrieves the status of a client instance if the account has a valid instance with an active plan.

\n","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}},"urlObject":{"path":["InstanceStatus"],"host":["https://wappsync.com/api"],"query":[],"variable":[]}},"response":[{"id":"bffc0a68-9f1f-4162-97d9-25ee169ca89d","name":"Successfully retrieved the client status.","originalRequest":{"method":"GET","header":[{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"url":"https://wappsync.com/api/InstanceStatus"},"status":"OK","code":200,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"status\": \"\",\n \"instanceId\": \"\",\n \"instanceStatus\": \"\"\n}"},{"id":"b1f989ab-9cb2-44d7-8ed0-4da31651ce32","name":"Bad request, possibly due to missing or invalid parameters.","originalRequest":{"method":"GET","header":[{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"url":"https://wappsync.com/api/InstanceStatus"},"status":"Bad Request","code":400,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"},{"id":"4288b514-ec1a-4f47-b1c1-99410402571f","name":"Unauthorized access due to invalid or missing authentication.","originalRequest":{"method":"GET","header":[{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"url":"https://wappsync.com/api/InstanceStatus"},"status":"Unauthorized","code":401,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"},{"id":"a019276a-250e-4a03-8ea9-a4e0704de34e","name":"Internal server error.","originalRequest":{"method":"GET","header":[{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"url":"https://wappsync.com/api/InstanceStatus"},"status":"Internal Server Error","code":500,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"}],"_postman_id":"4d96111b-4de1-4d70-aa76-cc5c72fd2d56"}],"id":"7d14e109-6d19-4b4b-a381-f8ebab1332cc","_postman_id":"7d14e109-6d19-4b4b-a381-f8ebab1332cc","description":"","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}}},{"name":"IsRegisteredUser","item":[{"name":"Check if a WhatsApp user is registered.","id":"ffc4f9ea-30fc-4bea-a785-6cef45592062","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"}],"body":{"mode":"raw","raw":"{\n \"contactId\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/IsRegisteredUser","description":"

Checks whether a given contact ID corresponds to a registered WhatsApp user.

\n","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}},"urlObject":{"path":["IsRegisteredUser"],"host":["https://wappsync.com/api"],"query":[],"variable":[]}},"response":[{"id":"a3a3a931-f5b2-4a64-901d-94f0dbc1db8b","name":"Successfully checked the registration status.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"contactId\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/IsRegisteredUser"},"status":"OK","code":200,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"status\": \"\",\n \"isRegisteredUser\": \"\"\n}"},{"id":"cf0ea558-bd89-4b2b-8fc8-8b2e9839f85a","name":"Bad request due to missing or invalid parameters.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"contactId\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/IsRegisteredUser"},"status":"Bad Request","code":400,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"},{"id":"05768512-bfcc-4455-b60d-dc5c332001f1","name":"Unauthorized access due to invalid or missing authentication.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"contactId\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/IsRegisteredUser"},"status":"Unauthorized","code":401,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"},{"id":"18f5118e-b478-4774-bd8d-9fdb29bcb07e","name":"Internal server error.","originalRequest":{"method":"POST","header":[{"key":"Content-Type","value":"application/json"},{"key":"Accept","value":"application/json"},{"description":"Added as a part of security scheme: bearer","key":"Authorization","value":"Bearer "}],"body":{"mode":"raw","raw":"{\n \"contactId\": \"\"\n}","options":{"raw":{"headerFamily":"json","language":"json"}}},"url":"https://wappsync.com/api/IsRegisteredUser"},"status":"Internal Server Error","code":500,"_postman_previewlanguage":"json","header":[{"key":"Content-Type","value":"application/json"}],"cookie":[],"responseTime":null,"body":"{\n \"error\": \"\"\n}"}],"_postman_id":"ffc4f9ea-30fc-4bea-a785-6cef45592062"}],"id":"9137600d-db76-4906-ab7e-12dfa2b52d0c","_postman_id":"9137600d-db76-4906-ab7e-12dfa2b52d0c","description":"","auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]},"isInherited":true,"source":{"_postman_id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","id":"572f21d2-a9f7-4052-8eb6-330fdad0aa5d","name":"WappSync WhatsApp Messaging API v0","type":"collection"}}}],"auth":{"type":"bearer","bearer":{"basicConfig":[{"key":"token","value":"{{bearerToken}}"}]}},"variable":[{"key":"baseUrl","value":"https://wappsync.com/api"}]}