Claims

GPT-4o's final-turn correctness labeling on CoMTA is only slightly less accurate than expert human annotators, which the authors read as close to human-level performance on a challenging task.

Claim · All claims
Evidence · 1 study · design r2 · q2
Currency · newest study 2024 · not yet checked against its sources · not reviewed by a person · recheck by 2027: tool and model accuracy changes quickly

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q2 i? The average human annotator's final turn correctness accuracy is only slightly higher than GPT-4o's, so GPT-4o achieves close to human-level performance on a challenging labeling task. → Alexander Scarlatos 2024

Evidence

Alexander Scarlatos 2024

Alexander Scarlatos, Ryan S. Baker, and Andrew Lan. (2024). Exploring Knowledge Tracing in Tutor-Student Dialogues using LLMs. Published in LAK25: The 15th International Learning Analytics and Knowledge Conference. https://arxiv.org/abs/2409.16490 doi:10.48550/arxiv.2409.16490

q2 · i? · design · r2

Final-turn accuracy against CoMTA's ground-truth labels in the human evaluation: human accuracy is "only slightly higher than GPT-4o’s" (Table 4 reports 75.82 for GPT-4o on the full dataset, 83.33 on the evaluation subset, and 85.56 for humans).

"Finally, given that the average human annotator’s final turn correctness accuracy is only slightly higher than GPT-4o’s, we can conclude that the correctness labeling task is a challenging one where GPT-4o achieves close to human-level performance."

Studies bearing on this claim

Can a large language model label whether students' responses are correct, and which skills they show, accurately enough to stand in for human annotators? This table gathers the studies behind this claim and the 4 narrower claims that bear on it: 3 distinct studies (3 design), q1–q2, 0 of 3 with an effect size coded. One row per study, codes as each entry records them; no effect is averaged and no verdict is drawn. Built by scripts/synthesize_claim.py from eval/synthesis/; a row that looks wrong is fixed on the claim it comes from.

Study Design Effect as recorded Bears on this claim through
Alexander Scarlatos 2024 q1 / q2 · design · r2 i? this claim; Expert former math teachers rated GPT-4o's dialogue annotations very highly for student co (supports); GPT-4o's correctness-labeling errors concentrate on final turns requiring numerical calcul (qualifies)
Li Lucy 2026 q2 · design · r2 i? Some VLMs perform near chance on binary judgments of student correctness, and error-assess (counts against)
Yoonsu Kim 2026 q2 · design · r2 i? LLMs diagnose Applying skills better than Knowing skills, but with higher evidence over-at (qualifies)

Discussion

Page metadata
Field Value
type claim
id gpt-4o-final-turn-correctness-labeling-is-close-to-human-level
title GPT-4o's final-turn correctness labeling on CoMTA is only slightly less accurate than expert human annotators, which the authors read as close to human-level performance on a challenging task.
description GPT-4o's final-turn correctness labeling on CoMTA is only slightly less accurate than expert human annotators, which the authors read as close to human-level performance on a challenging task.
status review
evidence_strength weak
newest_evidence 2024
recheck_by 2027
generated by claude/unspecified on 2026-09-24
trust unverified — no one has confirmed this page's content
sources 1 — alexander-scarlatos-2024

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