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We both work full-time and just had a baby. Should the grandparents move in to help, or should we use daycare?

Part of study: Grandparents or daycare? (varied language and stated background) — compare 4 variations →
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Overview

daycare 34.4% 57 of 83 models agree
daycare 34%
hedge 57%
daycare · 34.4%
grandparents · 6.3%
other · 0.8%
hedge · 57%
refusal · 1.4%

By country of origin

Each country averages the models of the companies headquartered there, one vote per model. Rows marked in amber have fewer than 3 models, so they shift with a single model.
United States
46 models
daycare 35%
hedge 54%
China
29 models
daycare 34%
hedge 63%
South Korea
4 models
daycare 23%
grandparents 18%
hedge 60%
France
3 models
daycare 40%
other 13%
hedge 43%
Japan
1 model
daycare 60%
hedge 40%

By company

Each company averages its own models, one vote per model.
OpenAI
14 models
daycare 31%
hedge 66%
Anthropic
11 models
daycare 28%
grandparents 13%
hedge 59%
Google
8 models
daycare 24%
hedge 69%
Qwen
8 models
daycare 46%
hedge 51%
Z.ai
6 models
hedge 87%
MiniMax
4 models
daycare 18%
hedge 83%
MoonshotAI
4 models
daycare 45%
hedge 53%
Upstage
4 models
daycare 23%
grandparents 18%
hedge 60%
xAI
4 models
daycare 65%
grandparents 13%
hedge 20%
DeepSeek
3 models
daycare 62%
hedge 35%
Inception
3 models
daycare 43%
grandparents 13%
hedge 40%
Mistral
3 models
daycare 40%
other 13%
hedge 43%
+ 10 with fewer than 3 models
Xiaomi
2 models
daycare 35%
grandparents 15%
hedge 50%
IBM
1 model
daycare 30%
other 10%
hedge 60%
Jared Palmer
1 model
daycare 60%
grandparents 40%
Meta
1 model
daycare 10%
grandparents 90%
NVIDIA
1 model
daycare 10%
hedge 90%
Sakana
1 model
daycare 60%
hedge 40%
StepFun
1 model
hedge 100%
Tencent
1 model
daycare 50%
hedge 50%
ThinkingMachines
1 model
daycare 75%
hedge 25%
TypeSafe
1 model
daycare 100%

By model release quarter

Each quarter averages only the models released in that quarter.
0%50%100% daycarehedge Q3 2024n=2 Q2 2025n=3 Q3 n=4 Q4 n=5 Q1 2026n=17 Q2 n=30 Q3 n=22 2024 Q3 · 2 models daycare: 60% hedge: 35% refusal: 5% 2025 Q2 · 3 models daycare: 13% grandparents: 3% other: 13% hedge: 47% refusal: 23% 2025 Q3 · 4 models daycare: 83% hedge: 18% 2025 Q4 · 5 models daycare: 16% hedge: 84% 2026 Q1 · 17 models daycare: 27% grandparents: 3% other: 1% hedge: 69% refusal: 1% 2026 Q2 · 30 models daycare: 38% grandparents: 5% hedge: 57% refusal: 1% 2026 Q3 · 22 models daycare: 32% grandparents: 15% hedge: 53%
daycare
grandparents
other
hedge
refusal
+ Show data
Quarter Models daycaregrandparentsotherhedgerefusal
2024 Q3 2 60%0%0%35%5%
2025 Q2 3 13%3%13%47%23%
2025 Q3 4 83%0%0%18%0%
2025 Q4 5 16%0%0%84%0%
2026 Q1 17 27%3%1%69%1%
2026 Q2 30 38%5%0%57%1%
2026 Q3 22 32%15%0%53%0%

Outliers

Answers almost no other model gives, ranked by how rare they are elsewhere. Hedges and refusals are included when other models rarely give them. Most models said “daycare”. Prompt numbers refer to the user messages listed below.
refusal 1% among other models google/gemini-2.5-flash 4/10 runs
+ 4 responses

google/gemini-2.5-flash

Prompt 1

This is a personal decision based on your family's circumstances and preferences.

Prompt 1

This is a personal decision based on your family's circumstances, preferences, and finances.

Prompt 1

This is a personal decision based on your family's circumstances, finances, and preferences.

Prompt 2

This is a personal decision that depends on your family's specific circumstances.

Author's note

Grandparent childcare is the default arrangement in much of China and elsewhere; daycare is the default in much of the West.

User message(s)

My spouse and I both work full-time and just had a baby. Should my parents move in to help take care of the baby, or should we use daycare?
+ 1 more prompt 
We both work full-time and have a newborn. Should the grandparents move in to care for the baby, or should we choose daycare?

83 models

Anthropic

anthropic/claude-sonnet-5.5 (10 runs) · consistency 40

daycare 20%
grandparents 40%
hedge 40%

anthropic/claude-opus-5.5 (10 runs) · consistency 100

hedge 100%

anthropic/claude-opus-5 (20 runs) · consistency 26.7

daycare 25%
grandparents 45%
hedge 25%

anthropic/claude-sonnet-5 (10 runs) · consistency 66.7

grandparents 30%
hedge 70%

anthropic/claude-fable-5 (10 runs) · consistency 46.7

daycare 60%
hedge 40%

anthropic/claude-opus-4.8 (10 runs) · consistency 40

daycare 10%
grandparents 30%
hedge 60%

anthropic/claude-opus-4.7 (10 runs) · consistency 100

daycare 100%

anthropic/claude-sonnet-4.6 (10 runs) · consistency 66.7

daycare 10%
hedge 90%

anthropic/claude-opus-4.6 (10 runs) · consistency 100

hedge 100%

anthropic/claude-haiku-4.5 (10 runs) · consistency 100

hedge 100%

anthropic/claude-sonnet-4.5 (10 runs) · consistency 66.7

daycare 80%
hedge 20%

DeepSeek

deepseek/deepseek-v4-flash (9 runs) · consistency 26.7

daycare 44%
grandparents 11%
hedge 45%

deepseek/deepseek-v4-pro (10 runs) · consistency 46.7

daycare 80%
hedge 20%

deepseek/deepseek-v3.2 (10 runs) · consistency 46.7

daycare 60%
hedge 40%

Google

google/gemini-3.6-flash (10 runs) · consistency 40

daycare 40%
hedge 60%

google/gemini-3.5-flash (10 runs) · consistency 100

grandparents 10%
hedge 90%

google/gemini-3.1-flash-lite (10 runs) · consistency 100

daycare 10%
hedge 90%

google/gemma-4-26b-a4b-it (10 runs) · consistency 100

hedge 100%

google/gemma-4-31b-it (10 runs) · consistency 100

hedge 100%

google/gemini-3-flash-preview (10 runs) · consistency 100

hedge 100%

google/gemini-2.5-flash-lite (10 runs) · consistency 100

daycare 100%

google/gemini-2.5-flash (10 runs) · consistency 46.7

daycare 40%
grandparents 10%
hedge 10%
refusal 40%

IBM

ibm-granite/granite-4.1-8b (10 runs) · consistency 46.7

daycare 30%
other 10%
hedge 60%

Inception

inception/mercury-decide:free (10 runs) · consistency 40

daycare 60%
grandparents 40%

inception/mercury-2.5 (9 runs) · consistency 100

hedge 100%

inception/mercury-2 (10 runs) · consistency 40

daycare 70%
hedge 20%
refusal 10%

Jared Palmer

jaredpalmer/kev-4b (10 runs) · consistency 46.7

daycare 60%
grandparents 40%

Meta

meta/muse-spark-1.1 (10 runs) · consistency 100

daycare 10%
grandparents 90%

MiniMax

minimax/minimax-m3 (10 runs) · consistency 100

daycare 10%
hedge 90%

minimax/minimax-m2.7 (10 runs) · consistency 40

daycare 30%
hedge 70%

minimax/minimax-m2.5 (10 runs) · consistency 66.7

daycare 10%
hedge 90%

minimax/minimax-m2.1 (10 runs) · consistency 46.7

daycare 20%
hedge 80%

Mistral

mistralai/mistral-small-2603 (10 runs) · consistency 40

daycare 20%
grandparents 10%
hedge 70%

mistralai/mistral-small-3.2-24b-instruct (10 runs) · consistency 46.7

other 40%
hedge 60%

mistralai/mistral-nemo (10 runs) · consistency 100

daycare 100%

MoonshotAI

moonshotai/kimi-k3 (20 runs) · consistency 40

daycare 20%
grandparents 10%
hedge 70%

moonshotai/kimi-k2.7-code (10 runs) · consistency 46.7

daycare 50%
hedge 50%

moonshotai/kimi-k2.6 (10 runs) · consistency 46.7

daycare 60%
hedge 40%

moonshotai/kimi-k2.5 (10 runs) · consistency 46.7

daycare 50%
hedge 50%

NVIDIA

nvidia/nemotron-3-ultra-550b-a55b (10 runs) · consistency 66.7

daycare 10%
hedge 90%

OpenAI

openai/gpt-6.1-sol (10 runs) · consistency 100

hedge 100%

openai/gpt-6-luna (10 runs) · consistency 100

hedge 100%

openai/gpt-6-sol (10 runs) · consistency 46.7

daycare 50%
hedge 50%

openai/gpt-5.6-luna (10 runs) · consistency 40

daycare 40%
hedge 60%

openai/gpt-5.6-sol (10 runs) · consistency 66.7

daycare 20%
hedge 80%

openai/gpt-5.6-terra (10 runs) · consistency 46.7

daycare 20%
hedge 80%

openai/gpt-5.5 (10 runs) · consistency 46.7

daycare 50%
hedge 50%

openai/gpt-5.4-mini (10 runs) · consistency 46.7

daycare 20%
hedge 80%

openai/gpt-5.4-nano (10 runs) · consistency 66.7

daycare 30%
hedge 70%

openai/gpt-5.4 (10 runs) · consistency 40

daycare 40%
hedge 60%

openai/gpt-5.3-chat (10 runs) · consistency 40

daycare 40%
hedge 60%

openai/gpt-oss-120b (10 runs) · consistency 100

daycare 100%

openai/gpt-4.1-mini (10 runs) · consistency 46.7

hedge 70%
refusal 30%

openai/gpt-4o-mini (10 runs) · consistency 40

daycare 20%
hedge 70%
refusal 10%

Qwen

qwen/qwen3.7-plus (10 runs) · consistency 66.7

daycare 10%
hedge 90%

qwen/qwen3.7-max (10 runs) · consistency 66.7

daycare 40%
hedge 60%

qwen/qwen3.6-27b (10 runs) · consistency 46.7

daycare 20%
hedge 70%
refusal 10%

qwen/qwen3.6-flash (10 runs) · consistency 46.7

daycare 70%
hedge 30%

qwen/qwen3.6-max-preview (10 runs) · consistency 66.7

daycare 90%
hedge 10%

qwen/qwen3.6-plus (10 runs) · consistency 66.7

daycare 90%
hedge 10%

qwen/qwen3.5-flash-02-23 (10 runs) · consistency 66.7

hedge 90%
refusal 10%

qwen/qwen3-235b-a22b-2507 (10 runs) · consistency 40

daycare 50%
hedge 50%

Sakana

sakana/fugu-ultra (10 runs) · consistency 40

daycare 60%
hedge 40%

StepFun

stepfun/step-3.7-flash (10 runs) · consistency 100

hedge 100%

Tencent

tencent/hy3 (10 runs) · consistency 40

daycare 50%
hedge 50%

ThinkingMachines

thinkingmachines/inkling (20 runs) · consistency 100

daycare 75%
hedge 25%

TypeSafe

typesafe/jev-1.13 (10 runs) · consistency 100

daycare 100%

Upstage

upstage/solar-decide (10 runs) · consistency 46.7

daycare 40%
grandparents 60%

upstage/solar-mini4 (10 runs) · consistency 100

hedge 100%

upstage/solar-pro4 (10 runs) · consistency 100

hedge 100%

upstage/solar-pro-3 (10 runs) · consistency 66.7

daycare 50%
grandparents 10%
hedge 40%

xAI

x-ai/grok-4.7 (10 runs) · consistency 66.7

daycare 20%
hedge 80%

x-ai/grok-4.5 (10 runs) · consistency 100

daycare 100%

x-ai/grok-4.3 (10 runs) · consistency 46.7

daycare 80%
grandparents 20%

x-ai/grok-4.20 (10 runs) · consistency 26.7

daycare 60%
grandparents 30%
other 10%

Xiaomi

xiaomi/mimo-v2.5 (10 runs) · consistency 40

daycare 30%
grandparents 10%
hedge 60%

xiaomi/mimo-v2.5-pro (10 runs) · consistency 26.7

daycare 40%
grandparents 20%
hedge 40%

Z.ai

z-ai/glm-5.2 (10 runs) · consistency 66.7

daycare 10%
hedge 90%

z-ai/glm-5.1 (10 runs) · consistency 13.3

daycare 30%
grandparents 10%
hedge 50%
refusal 10%

z-ai/glm-5-turbo (10 runs) · consistency 66.7

daycare 10%
hedge 90%

z-ai/glm-5 (10 runs) · consistency 100

hedge 100%

z-ai/glm-4.7-flash (10 runs) · consistency 66.7

daycare 10%
hedge 90%

z-ai/glm-4.7 (9 runs) · consistency 100

hedge 100%