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AI graders for your TOK essay, Extended Essay and Internal Assessment - built by subject specialists and machine-learning PhDs, trained on real IB-awarded scripts, and marked to the official rubric.
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Each grader is purpose-built for its subject and tuned to that subject's own official rubric and examiner reports - covering TOK, all 10 Extended Essay subjects and 27 Internal Assessment subject-levels. You get a predicted grade and a criterion-by-criterion breakdown in minutes, not weeks.
- TOK Essay Grader (/10) - Every prescribed title. Your 1,600-word essay, marked against the four TOK assessment instructions.
- Extended Essay Grader (/34) - All 10 subjects. Your 4,000-word research essay, marked against IB criteria A to E.
- Internal Assessment Grader (/14-40) - 27 subject-levels (HL & SL). Your subject coursework, marked against the official per-subject rubric.