The invention discloses an online consultation service charging system, and relates to the technical field of online charged consultation. The system includes a forum interaction platform, a personalcenter and a message center, wherein the forum interaction platform includes a community interaction module and a search module; the community interaction module includes a one-way interaction module,a two-way interaction module and a payment module, the two-way interaction module includes voice, phone calls, video chat and short messages, the payment module includes a prepayment mode and a deposit payment mode, and the search unit includes precise search, fuzzy search and dialect search; the personal center includes a personal message authentication unit and a personal message recording unit; and the message center includes an interaction message module and a system message pushing module. The online consultation service charging system provides a platform for real-name authenticated community members for communication and interaction, satisfies the thirst for knowledge of consultants through various payment modes, various search modes and various interaction modes, and protects theinterests of the consultants and counselors, and thus the consultation service charging system is perfected.