Best AI for revision & study / head-to-head

Gemini 3.1 Pro Preview vs GPT-5.6 Lunafor revision & study

The verdict

GPT-5.6 Luna wins, 9189

Same 12 revision & study tasks, marked blind by three rival labs. GPT-5.6 Luna took 4 tasks, Gemini 3.1 Pro Preview took 1, 7 tied. Tested 14 Aug 2026.

Where they differed most

The task — The exam answer plan

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 crucial underlying factor, but the 1929 Great Depression was ultimately more responsible for Hitler's rise.

**Paragraph 1:** The Treaty of Versailles created deep-seated resentment and early economic instability that Hitler exploited through nationalist rhetoric.

**Paragraph 2:** The 1929 Great Depression was the immediate trigger that radicalized desperate voters and transformed the Nazis into a mass party.

**Paragraph 3:** The inherent weaknesses of the Weimar Republic and the political miscalc…
**Judgement:** The Treaty of Versailles helped Hitler rise by creating anger and resentment, but the Depression and weaknesses of Weimar democracy were more important.

- **Paragraph 1 – Treaty:** Reparations, territorial losses, military restrictions and the “war guilt” clause humiliated Germany, allowing Hitler to promise revenge and revision.
- **Paragraph 2 – Counter-factor:** The Great Depression caused mass unemployment and poverty, making voters abandon moderate parties for Hitler’s extreme promises.
- **Paragraph 3 – Counter-factor:** W…

Task by task

TaskGemini 3.1 Pro PreviewGPT-5.6 Luna
Condense a topic1010
Flashcards that test1010
Explain then check89
The exam answer plan85
Mnemonic that works810
Spot the misconception99
Timetable the revision88
Simplify without losing truth99
Quiz from notes1010
Compare for the exam1010
The night-before triage89
Refuse to do the homework910

Full receipts: Gemini 3.1 Pro Preview, GPT-5.6 Luna · judges claude-sonnet-5, gpt-5.6-terra, grok-4.5

Questions people ask

Which is better for revision & study: Gemini 3.1 Pro Preview or GPT-5.6 Luna?

GPT-5.6 Luna — it scored 91/100 against 89/100 on our 12-task revision & study suite, winning 4 tasks to 1 with 7 tied. Every answer was marked blind by three judges from three rival AI labs.

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: GPT-5.6 Luna vs GPT-5.6 Sol · Gemini 3.1 Pro Preview vs GPT-5.6 Sol · GPT-5.6 Luna vs GPT-5.6 Terra · Gemini 3.1 Pro Preview vs GPT-5.6 Terra · GPT-5.5 vs GPT-5.6 Luna · Gemini 3.1 Pro Preview vs GPT-5.5

Full ranking: Best AI for revision & study · model pages: Gemini 3.1 Pro Preview, GPT-5.6 Luna