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Best ChatGPT Prompts to Write Instagram Captions

Tested prompts for chatgpt prompt for instagram captions compared across 5 leading AI models.

BEST BY JUDGE SCORE Claude Haiku 4.5 8/10

The prompt we tested

You are an expert Instagram copywriter who crafts scroll-stopping captions that drive engagement. Write Instagram captions for the post described below.

Follow these instructions exactly:
Keep each caption under 150 characters (excluding hashtags), use natural conversational language, avoid generic phrases like 'check this out', and make the first line a hook that stops the scroll. Number each option 1-5 and label its tone.

Post details:
I'm a small-batch candle maker launching a new autumn collection featuring scents like pumpkin chai, smoked maple, and black fig. The post is a flat-lay photo of the three candles surrounded by fallen leaves and a cozy knit blanket. I want to drive traffic to my website for the launch.

Return 5 distinct caption options, each with a different tone (witty, inspirational, casual, bold, story-driven). For each caption, include relevant emojis, a clear call-to-action, and 5-10 strategic hashtags on a new line.

Model comparison

ModelQualityCostLatencyTokens
Claude Opus 4.7 8 $0.0599 14.5s 331 / 733
Claude Haiku 4.5 8 $0.0027 7.1s 232 / 485
GPT-5.4 8 $0.0062 9.2s 199 / 379
Grok 4.1 Fast Reasoning 7 $0.0003 10.0s 348 / 427

Outputs

Claude Opus 4.7 8/10 
Here are 5 scroll-stopping caption options for your autumn candle launch:

---

**1. Witty** 🍂
Pumpkin spice called, we sent it to finishing school. ☕🔥 Meet the autumn trio that actually smells like fall, not a food court. Link in bio to shop before they're gone.

#CandleMaker #SmallBatchCandles #AutumnVibes #FallCandles #HandPouredCandles #CozyHome #ShopSmall #SeasonalScents

---

**2. Inspirational** 🌾
Slow mornings. Warm light. The quiet kind of magic. ✨ Our autumn collection was made for the season of coming home to yourself. Shop the drop — link in bio.

#SlowLiving #CozyMoments #AutumnCollection #CandleLovers #HomeFragrance #IntentionalLiving #SmallBusiness #FallAesthetic

---

**3. Casual** 🕯️
Okay but smoked maple? It's really good. 🍁 Poured these three in small batches this week and they're finally live. Tap the link in bio to grab yours!

#HandmadeCandles #FallFavorites #CandleShop #SupportSmallBusiness #PumpkinChai #BlackFig #CozyVibes #ShopLocal

---

**4. Bold** 🔥
Move over, basic fall candles. 💥 Pumpkin Chai. Smoked Maple. Black Fig. Three scents that hit different — and they're live NOW. Link in bio. Don't sleep on this.

#FallDrop #NewCollection #CandleObsessed #LuxuryCandles #SmallBatchMade #AutumnEssentials #ShopSmall #LimitedEdition

---

**5. Story-driven** 📖
I burned through 40 test batches to get these three right. 🍂 Pumpkin chai mornings, smoked maple nights, black fig everything in between. Launching today — link in bio.

#MakerStory #BehindTheScenes #CandleMaking #SmallBatch #FallCollection #HandmadeWithLove #ArtisanCandles #ShopSmall #MadeByHand
Judge notes: All five captions are genuinely distinct, on-brief, and production-ready, but several exceed 150 characters before hashtags (e.g., Caption 1 and 4 are borderline or over), which directly violates the stated constraint.
Claude Haiku 4.5 8/10 
# Instagram Captions for Autumn Candle Launch

**1. WITTY**
Pumpkin spice who? These three are about to steal your fall. 🍂 Link in bio to grab yours before they're gone.
#SmallBatchCandles #AutumnScents #CandleMaker #SupportSmall #FallVibes #PumpkinChai #CozySeason #HandmadeCandles

**2. INSPIRATIONAL**
Every season deserves a moment of pause. ✨ These scents were made for your ritual—whatever that looks like. Shop the collection now 🍁
#MindfulLiving #SeasonalSelfCare #SupportLocal #ArtisanMade #CandleArtist #FallCollection #CozyHome #SmallBusiness

**3. CASUAL**
fall is officially here and i'm not mad about it 🧡 three new scents that actually smell like autumn (not just vibes). grab yours?
#FallCandles #SmallBatchMade #CandleObsessed #AutumnAesthetic #CozyVibes #NewRelease #ShopSmall #CandleLover

**4. BOLD**
Stop buying mass-produced. Start burning better. 🔥 Introducing our autumn trio—hand-poured, small-batch, completely uncompromising. Limited drops.
#ArtisanCandles #QualityMatters #CraftedWithCare #SupportIndependent #LuxuryCandles #SmallBatchLife #AutumnCollection #BuyBetter

**5. STORY-DRIVEN**
I spent all summer perfecting these three. Pumpkin chai for your morning, smoked maple for dusk, black fig for late night. ✨🍂 Which one calls to you?
#CandleStory #HandcraftedWithLove #AutumnMagic #SmallBatchCandles #LocalMade #CandleArtistry #SeasonalScents #SupportCreatives
Judge notes: Nearly production-ready with well-differentiated tones and strong hooks, but a few captions slightly exceed the 150-character limit (notably #4 at ~160 chars) and hashtag choices lean generic rather than niche-strategic.
GPT-5.4 8/10 
1. **Witty**  
Plot twist: fall now smells better than your ex. 🍂🕯️ Pumpkin chai, smoked maple, black fig—shop the drop via the link in bio.  
#FallCandles #AutumnCollection #SmallBatchCandles #PumpkinChai #SmokedMaple #BlackFig #CozySeason #HandpouredCandles

2. **Inspirational**  
Light what feels like home. ✨🍁 The autumn collection is here—shop pumpkin chai, smoked maple, and black fig at the link in bio.  
#AutumnVibes #CandleLaunch #SmallBatchMaker #CozyHome #FallScents #HandmadeCandles #PumpkinChai #BlackFig

3. **Casual**  
Okay but these are basically sweater weather in a jar. 🧶🍂 Shop the new fall scents now—link in bio.  
#FallLaunch #CozyCandles #SmallBatch #AutumnScents #PumpkinChaiCandle #SmokedMaple #BlackFigCandle #ShopSmall

4. **Bold**  
Your fall candle lineup just got upgraded. 🔥🍁 Pumpkin chai, smoked maple, black fig—grab yours now at the link in bio.  
#NewArrival #FallCandles #CandleAddict #AutumnDrop #SmallBusinessLove #CozyAesthetic #ShopTheLaunch #Handpoured

5. **Story-driven**  
Three scents, one cozy mood: crisp leaves, soft knits, slow nights. 🍂🕯️ Shop the autumn collection at the link in bio.  
#FallMood #AutumnCollection #CozyNights #SmallBatchCandles #SeasonalScents #PumpkinChai #SmokedMapleCandle #BlackFig
Judge notes: All five captions are distinct, on-brief, and production-ready, but a couple of CTAs are near-identical ("link in bio" repeated without variation) and the "bold" tone reads more confident-casual than genuinely bold, so a light edit would be warranted before deployment.
Grok 4.1 Fast Reasoning 7/10 
1. **Witty**  
Craving fall without the calories? These candles got you: pumpkin chai latte vibes minus the mug. 🍂🕯️😂 Sniff out smoked maple & black fig—shop the drop! 👉 link in bio  
#AutumnCandles #PumpkinChai #SmokedMaple #SmallBatchCandles #FallScents #CandleLovers #BlackFig #CozyVibes

2. **Inspirational**  
Let autumn's warmth ignite your soul. 🍁🕯️🧡 Pumpkin chai whispers comfort, smoked maple evokes bonfires—transform your space. Embrace it: shop now via link in bio!  
#FallCollection #InspireCozy #AutumnGlow #HandmadeCandles #SeasonalScents #CandleMagic #LeafPeeping

3. **Casual**  
Flat lay goals: leaves, blanket, and my new obsessions—pumpkin chai, smoked maple, black fig. 🍂🛋️🕯️ Kinda perfect, right? They're live—head to link in bio to grab one!  
#CasualFall #CandleFlatlay #PumpkinEverything #MapleLovers #SmallBusinessCandles #CozySeason #FigScent

4. **Bold**  
Autumn launch alert: pumpkin chai. Smoked maple. Black fig. Small-batch only—don't sleep on these. 🔥🍁🕯️ Claim yours NOW. Link in bio.  
#BoldFall #CandleDrop #LimitedEdition #AutumnMustHaves #ScentedCandles #ShopSmall #FallLaunch #CandleAddict

5. **Story-driven**  
Wandered through falling leaves, dreaming up pumpkin chai's spice, smoked maple's smoke, black fig's depth. Now they're here on your blanket. 🍂🕯️📖 Our story's yours—shop link in bio!  
#CandleStory #AutumnTale #BehindTheScent #SmallBatchMagic #FallNarrative #CozyStory #Handpoured
Judge notes: The captions mostly deliver on the brief, but several exceed or push the 150-character limit, the story-driven option feels awkward ("Now they're here on your blanket"), and some CTAs are generic ("link in bio" without variation), making this usable but not quite production-ready without edits.

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