Anthropic's assistant, strong at long-form writing, editing and reasoning over documents.
💳 Free; Pro, Max, Team and Enterprise plans
Visit Claude ↗Home / Best Writing & Chat / Claude vs Grammarly
Head-to-head for writing & chat · updated 2026-10-21
Claude leads Grammarly by 4.5 points (87.0 vs 82.5) on SIloadout's writing & chat ranking. Claude scores higher on Output, Community. Grammarly scores higher on Ease, Speed. They tie on Value.
| Criterion (weight) | Claude | Grammarly |
|---|---|---|
| Output (35%) | 9 | 7 |
| Ease (20%) | 9 | 10 |
| Value (20%) | 8 | 8 |
| Speed (10%) | 8 | 10 |
| Community (15%) | 9 | 8 |
| SIloadout score | 87.0 | 82.5 |
| Free tier | Yes | Yes |
| Pricing | Free; Pro, Max, Team and Enterprise plans | Free (100 AI prompts/month); Pro and Enterprise plans |
| Launched | 2023-03 | 2009-01 |
Anthropic's assistant, strong at long-form writing, editing and reasoning over documents.
💳 Free; Pro, Max, Team and Enterprise plans
Visit Claude ↗Writing assistant for grammar, tone and generative rewrites across apps and browsers.
💳 Free (100 AI prompts/month); Pro and Enterprise plans
Visit Grammarly ↗Claude leads Grammarly by 4.5 points (87.0 vs 82.5) on SIloadout's writing & chat ranking. Claude scores higher on Output, Community. Grammarly scores higher on Ease, Speed. They tie on Value. Scores are preliminary editorial estimates, not benchmark results.
Both Claude and Grammarly offer a free tier or free credits. Claude pricing: Free; Pro, Max, Team and Enterprise plans. Grammarly pricing: Free (100 AI prompts/month); Pro and Enterprise plans. Confirm current prices on each vendor's site.
The scores were last updated on 2026-10-21. Claude was last verified on 2026-10-16 and Grammarly on 2026-10-20.
More comparisons: ChatGPT vs Claude · ChatGPT vs Grammarly · Full Writing & Chat ranking →