Pigai Bang
An AI collaborative grading platform for teachers and training institutions, covering Chinese and English composition, dictation and dictation checking. The official website states that it supports AI-human collaboration, batch upload and export, and a general overview of learning conditions.
Updated: 2026-10-26
What is Pigai Bang?
Pigai Bang is an AI collaborative marking platform for teachers and institutions. Its official website positions it as "an easy-to-use AI assistant for teachers" and also describes itself as "an AI collaborative tool for knowledge services and private domain operation". The official website states that its operator is Beijing Pigai Bang Technology Co., Ltd., which independently develops the Pigai Bang large model algorithm, integrates large models such as Tongyi Qianwen and DeepSeek, and deeply focuses on the integration of AI and education scenarios. The official website also displays cooperation cases in smart teaching with schools such as the High School Affiliated to Beijing University of Technology.
Who is it for?
- Chinese and English teachers who have to grade dozens of compositions every week and are under tight review deadlines.
- Teaching and research groups that need to conduct homework review and quickly summarize common problems.
- Teachers at training institutions who are burdened with a large number of dictation and spelling checking tasks.
- School administrators who promote the construction of smart campuses and digital teaching.
Key features
6Essay Grading
The official website states that it covers grading for both Chinese and English essays. Users can further revise the results generated by AI grading, integrating teachers' professional judgments and personalized content.
Dictation and Dictophrase Grading
The official website states that it supports the grading of dictations and dictophrases in both Chinese and English, allowing the system to take over mechanical verification tasks, which is suitable for daily high-frequency small exercises.
AI + Human Collaboration
The official website emphasizes simultaneous editing and marking, automatic saving with no loss, and teachers collaborating with AI to complete the marking of the same assignments.
Batch Upload and Batch Export
The official website states that it supports batch uploading of assignments and batch exporting of results. User feedback mentions that essays for the whole class can be exported together for revision, eliminating the need for copy-pasting one by one.
Margin Notes, Overall Comments and Polishing
The official website lists capabilities such as margin notes, overall comments, polishing, full-text comparison and writing materials, covering the entire process of composition correction.
One-click Student Situation Overview
The official website states that users can view the student situation with one click, and mentions one-click operation and zero-threshold onboarding, which is used for lesson reviews and improving teaching quality.
How to use Pigai Bang
- 1First, use a small number of samples to compare the differences between AI grading and manual grading, and confirm its usability before rolling it out on a large scale.
- 2The official website emphasizes integrating teachers' personalized content on the basis of AI grading, and it is recommended to retain manual review for the final comments.
- 3For student names and essay content, confirm the school's requirements for uploading student data to the cloud before uploading.
- 4Batch export is suitable for preparing comment materials. It is recommended to grade assignments by class to avoid handling too many at once, which makes it difficult to proofread.
- 5The official website mentions that it supports multi-platform use. The marking process on the mobile mini-program is slightly different from that on the web version. It is recommended to unify to one usage first.
- 6The specific functions and charging shall be subject to the current official website description, and institutions shall verify again before procurement.
Traffic & popularity
Data month Sep 2026
Pigai Bang receives about 13.8K visits per month and ranks #795,446 worldwide.
Monthly visits
12 monthsTraffic sources
- Search52.4%
- Direct36.2%
- Referrals11.4%
Top countries
- China100.0%
Estimated from third-party traffic data.
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