The review for this task
4 AI writing tools, one brief: whose marketing copy can you actually ship?
Marketing copy · results
Four questions, one raw count each: no composite score, no ranking
Filled squares are the items counted in each column.
| Tool | Unsupported claims6 sparse-brief pieces · fewer is better | Met the format specof 12 first drafts | Mostly repeatedof 6 full-brief pieces · fewer is better | Revisions ready to shipof 6 |
|---|---|---|---|---|
| ChatGPT | 0 claimsBest | 5/12 | 0/6Best | 4/6Best |
| Copy.ai | re-verifying | 1/12 | 0/6Best | 0/6 |
| Jasper | 6 claims | 11/12 | 0/6Best | 4/6Best |
| WRITER | 15 claims | 12/12Best | 2/6 | 2/6 |
- Tools are listed alphabetically, not ranked.
- Copy.ai’s unsupported-claim count is being re-verified and is left out of that column’s comparison.
- BEST marks the best result in each column; ties are marked equally.
4 tools × 2 brands × 3 formats × 3 brief conditions · 72 pieces · one run per condition · AI-assisted scoringanalyst.ai
ChatGPT made no unsupported claims on sparse briefs and tied Jasper on revisions ready to ship (4/6). All 12 of WRITER’s first drafts met the format spec.