Gemini 3.1 Pro Preview vs GPT-5.5 for creative writing
GPT-5.5 wins, 98–95
Same 12 creative writing tasks, marked blind by three rival labs. GPT-5.5 took 4 tasks, Gemini 3.1 Pro Preview took 1, 7 tied. Tested 16 Aug 2026.
Where they differed most
Write a scene in dialogue only — two adult siblings deciding whether to sell their late mother's piano. 12 to 16 lines of speech, no narration, no dialogue tags except an occasional 'said'. Each sibling must be right about something and wrong about something, and by the end the disagreement must clearly be about more than the piano.
"I'm not letting you give Mom's piano to a thrift store." "It weighs eight hundred pounds and neither of our apartments can fit it," said Mark. "I'll make room in my place. I'll get rid of my dining table." "You don't even know how to play, Sarah." "I can learn. She always wanted to teach me." "She gave up trying to teach you when you were ten because you refused to practice." "I was a kid! It’s the only thing here that still feels like her." "It's a worthless piece of wood, and the thrift store is the only place that will haul it away f…
“We should sell it before the movers come.” “You mean before you have to look at it.” “I mean before it costs us three hundred dollars to store a piano nobody plays.” “Mom played it every Sunday.” “Mom hadn’t opened it in two years, Claire.” “She stopped because her hands hurt, not because she stopped loving it.” “Love doesn’t make room in my apartment.” “And money doesn’t make grief easier.” “No, but pretending this house can stay exactly the same won’t either.” “I’m not pretending. I’m keeping the one thing in here that still sounds…
Task by task
| Task | Gemini 3.1 Pro Preview | GPT-5.5 |
|---|---|---|
| The launderette at closing | 10 | 10 |
| Angry without saying angry | 10 | 10 |
| Ferry, retired | 10 | 10 |
| The piano argument | 10 | 9 |
| A hundred words exactly | 10 | 10 |
| Keep the voice | 9 | 10 |
| Kill the purple | 8 | 9 |
| His side of it | 9 | 10 |
| The bin lorry story | 10 | 10 |
| Around the hole | 10 | 10 |
| No one can promise Bridport | 8 | 9 |
| Refuse the fake article | 10 | 10 |
Full receipts: Gemini 3.1 Pro Preview, GPT-5.5 · judges claude-sonnet-5, gpt-5.6-terra, grok-4.5
Questions people ask
Which is better for creative writing: Gemini 3.1 Pro Preview or GPT-5.5?
GPT-5.5 — it scored 98/100 against 95/100 on our 12-task creative writing 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 creative writing 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 creative writing head-to-heads: GPT-5.5 vs GPT-5.6 Terra · GPT-5.5 vs GPT-5.6 Sol · Gemini 3.5 Flash vs GPT-5.5 · GPT-5.5 vs Qwen3.7 Max · GPT-5.5 vs GPT-5.6 Luna · GPT-5.3-Codex vs GPT-5.5
Full ranking: Best AI for creative writing · model pages: Gemini 3.1 Pro Preview, GPT-5.5