# Power2SME > Power2SME operates "India's First Buying Club for SMEs" — a B2B procurement and > SME-financing platform. Its version 4 public API (POWER2SME API) covers SME > onboarding, authentication, OTP, master/reference data, and notifications. This llms.txt was generated by the API Evangelist enrichment pipeline from the provider's public Swagger 2.0 document and repository artifacts. Method: generated. Source: https://api.power2sme.com/api/ws/v4/v2/api-docs ## API - [API landing / documentation](https://api.power2sme.com/): version 4 developer docs, PDF and static HTML views, and a Swagger UI. - [Swagger UI](https://api.power2sme.com/api/ws/v4/swagger-ui.html): interactive reference for all operations. - [Swagger 2.0 spec (api-docs)](https://api.power2sme.com/api/ws/v4/v2/api-docs): machine-readable OpenAPI/Swagger document. - Base URL: https://api.power2sme.com/api/ws/v4 - Auth: login/OTP token model (/customerlogin or /generateotp -> /validateotp). No securityDefinitions are declared in the spec; operations return 401/403 without a valid token. - Responses: shared envelope with Status, ErrorCode, Message, Data, TotalRecords. ## Capabilities (49 operations) - Onboarding & auth: registercontact (Sign Up), customerlogin (Sign In), createpassword, changepassword, isregister. - OTP: generateotp, generateotpbytemplate, validateotp, generateotpforcontact, validateotpforcontact, getOtp. - TrueCaller: getAccessTokenFromTrueCaller, getTruecallerInfo. - Email verification & notifications: email/verification, email/verify/{uuid}, change/email, send/{mode}. - SKU / catalog masters: skulist, skucodelist, skucategorylist, skusubcategorylist, skubrandlist, skugradelist, uomlist, replacableskulistbysubcategory, createnavsku. - Reference masters: banklist, bankmaster, entitylist, getalllocation, locationmaster, states, cities, taxationpreflist. - Credit & holiday calendar: approxordervallist, urgencylist, nextworkingdate, previousworkingdate, waod/{smeId}. - Users & app: loadcustomerdetailsbyid, searchUser, customers/active, p2semployees, applink, cache/user/{query}. ## Company - [Website](https://www.power2sme.com) - [Terms and Conditions](https://www.power2sme.com/termsandconditions) - [Privacy Policy](https://www.power2sme.com/privacypolicy)