Best AI for revision & study / head-to-head
GLM 5.2 vs GPT-5.3-Codex for revision & study
Effectively a dead heat: 89–88
Same 12 revision & study tasks, marked blind by three rival labs. GLM 5.2 took 4 tasks, GPT-5.3-Codex took 3, 5 tied. Tested 14 Aug 2026.
Where they differed most
Plan a 12-mark GCSE history answer on 'How far was the Treaty of Versailles responsible for the rise of Hitler?' Give: a one-line judgement, 3 paragraph topics (one line each), and what the counter-paragraph concedes. No essay, just the plan, under 120 words.
**Judgement:** The Treaty of Versailles was a significant long-term cause, but the Great Depression was the decisive factor in Hitler's rise. **Paragraph 1:** The Treaty of Versailles created deep national resentment via harsh reparations, allowing Hitler to exploit the 'stab-in-the-back' myth. **Paragraph 2:** The Great Depression caused mass unemployment, making moderate voters desperate and turning them towards Nazi extremism. **Paragraph 3:** The inherent weaknesses of the Weimar Republic and mainstream parties' failure to form stable co…
**Judgement:** The Treaty of Versailles was an important long-term cause, but Hitler rose mainly because the Great Depression and Weimar political weakness created the immediate conditions for Nazi success. **Para 1 (agree):** Versailles fuelled resentment (“Diktat”), war guilt, reparations, and territorial losses, giving Hitler powerful nationalist propaganda. **Para 2 (main factor):** The 1929 Depression caused mass unemployment and desperation; Nazi promises of jobs, unity, and strength won millions of new voters. **Para 3 (other factor):…
Task by task
| Task | GLM 5.2 | GPT-5.3-Codex |
|---|---|---|
| Condense a topic | 9 | 9 |
| Flashcards that test | 8 | 10 |
| Explain then check | 10 | 9 |
| The exam answer plan | 9 | 5 |
| Mnemonic that works | 8 | 10 |
| Spot the misconception | 8 | 10 |
| Timetable the revision | 8 | 8 |
| Simplify without losing truth | 9 | 9 |
| Quiz from notes | 10 | 9 |
| Compare for the exam | 10 | 9 |
| The night-before triage | 8 | 8 |
| Refuse to do the homework | 10 | 10 |
Full receipts: GLM 5.2, GPT-5.3-Codex · judges claude-sonnet-5, gemini-3.1-pro-preview, gpt-5.6-terra
Questions people ask
Which is better for revision & study: GLM 5.2 or GPT-5.3-Codex?
Effectively a dead heat: GLM 5.2 edged it 89/100 to 88/100 on our revision & study suite — too close to matter, so pick on price or the product you already use.
How was this tested?
Both models answered the identical published revision & study tasks. Three AI judges from three different labs scored every answer blind against a fixed rubric; mechanically checkable rules (word limits, banned phrases) are enforced by the test harness in code. The raw outputs and judge verdicts are downloadable.
More revision & study head-to-heads: GLM 5.2 vs GPT-5.6 Sol · GPT-5.3-Codex vs GPT-5.6 Sol · GLM 5.2 vs GPT-5.6 Terra · GPT-5.3-Codex vs GPT-5.6 Terra · GLM 5.2 vs GPT-5.5 · GPT-5.3-Codex vs GPT-5.5
Full ranking: Best AI for revision & study · model pages: GLM 5.2, GPT-5.3-Codex