Best LLM for Writing (2026)
After testing 5 models on real writing tasks, GPT-5 Nano leads with a score of 3/3 at $0.40/MTok output.
Our Pick
Model Facts
GPT-5 Nano
Provideropenai
Model IDgpt-5-nano
Pricing
Input$0.05/MTok
Output$0.40/MTok
BracketBudget
Performance
Context400K tokens
GradeStrong (2.75/3)
Benchmarked 2026-04-12· modelpicker.net
Which Models Are Best for Writing?
| # | Model | Score | Output $/MTok | Bracket |
|---|---|---|---|---|
| 1 | GPT-5 Nano | 3/3 | $0.40 | Budget |
| 2 | Mistral Small 4 | 3/3 | $0.60 | Budget |
| 3 | Mistral Small 3.2 | 2/3 | $0.20 | Budget |
| 4 | Ministral 3 14B | 2/3 | $0.20 | Budget |
| 5 | Grok 4.1 Fast | 2/3 | $0.50 | Value |
How We Rank Models for Writing
Blog posts, marketing copy, and content creation
Scores averaged across: creative_problem_solving, constrained_rewriting. Each test scored 1-3 by LLM-as-judge. Full methodology →