GLM 5.2 vs Qwen3.7 Max for writing emails
Dead heat: 93 each
Same 12 writing emails tasks, marked blind by three rival labs. Tested 14 Aug 2026.
Where they differed most
Write 3 subject lines for an email announcing that office parking is closing for resurfacing from Monday for 2 weeks. Each under 9 words, each must contain the essential fact, none may use 'important' or an exclamation mark. Return only the 3 lines.
Parking closed Monday for 2 weeks of resurfacing Office parking resurfacing: closed Monday for 2 weeks Lot resurfacing closes parking Monday for 2 weeks
Parking closes Monday for two weeks resurfacing. Resurfacing closes office parking for two weeks Monday. Monday resurfacing closes office parking for two weeks.
Task by task
| Task | GLM 5.2 | Qwen3.7 Max |
|---|---|---|
| Chase an unpaid invoice | 8 | 8 |
| Decline a meeting politely | 10 | 10 |
| Give bad news | 10 | 10 |
| Introduce two people | 8 | 9 |
| Subject lines that inform | 10 | 8 |
| Reply to an angry email | 8 | 8 |
| Ask for a pay rise meeting | 10 | 10 |
| Cancel a contract cleanly | 10 | 10 |
| The one-line email | 10 | 8 |
| Out of office that helps | 10 | 10 |
| Follow up without nagging | 8 | 10 |
| Refuse to write it | 10 | 10 |
Full receipts: GLM 5.2, Qwen3.7 Max · judges claude-sonnet-5, gemini-3.1-pro-preview, gpt-5.6-terra
Questions people ask
Which is better for writing emails: GLM 5.2 or Qwen3.7 Max?
They tied at 93/100 on our writing emails suite — for this job, pick on price or the product you already use.
How was this tested?
Both models answered the identical published writing emails tasks. Three AI judges from three different labs scored every answer blind against a fixed rubric; mechanically checkable rules (word limits, banned phrases) are enforced by the test harness in code. The raw outputs and judge verdicts are downloadable.
More writing emails head-to-heads: GLM 5.2 vs GPT-5.6 Sol · GPT-5.6 Sol vs Qwen3.7 Max · GLM 5.2 vs GPT-5.3-Codex · GPT-5.3-Codex vs Qwen3.7 Max · GLM 5.2 vs GPT-5.5 · GPT-5.5 vs Qwen3.7 Max
Full ranking: Best AI for writing emails · model pages: GLM 5.2, Qwen3.7 Max