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VECTOR WIREAI INTELLIGENCE
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GLM-5.1 vs Qwen3.7 Plus Preview

Z.ai · released

Wins 0 of 7 areas

—

Alibaba · released

Wins 4 of 7 areas

Coding · Reasoning · Math · Following instructions

Qwen3.7 Plus Preview wins more areas, narrowly.

Scores updated · 31 tests both models report · How we compare

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

GLM-5.1$1.28 to read · $4.07 to write$5.36Price from Artificial Analysis
Qwen3.7 Plus Preview$0.40 to read · $1.60 to write$2.00Price from Alibaba's own price page

Qwen3.7 Plus Preview costs 63% less for the same work.

The biggest differences

The three tests each model wins by the widest margin. Scores are out of 100.

Where Qwen3.7 Plus Preview pulls ahead

  • Harvard-MIT high-school math contest problemsHMMT Feb. 2026+10.3points aheadQwen3.7 Plus Preview92.9GLM-5.182.6
  • Very hard expert questions across many subjectsHumanity's Last Exam+5.5points aheadQwen3.7 Plus Preview35.6GLM-5.130.1
  • Research-level physics problemsCritPt+4.5points aheadQwen3.7 Plus Preview9.1GLM-5.14.6

Where GLM-5.1 pulls ahead

  • Real work tasks from 44 professionsGDPVal+17.4points aheadGLM-5.130.8Qwen3.7 Plus Preview13.4
  • Unpublished advanced math problemsFrontierMath Tiers 1-3 (v2)+2.4points aheadGLM-5.136.8Qwen3.7 Plus Preview34.4
  • Answers hard knowledge questions correctlyAA-Omniscience · Accuracy+1.2points aheadGLM-5.123.7Qwen3.7 Plus Preview22.5

Every test, side by side

All 31 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingQwen3.7 Plus Preview

Full coding ranking

AgentsEven

Full agents ranking

ReasoningQwen3.7 Plus Preview

Full reasoning ranking

FactsEven

Full facts ranking

MathQwen3.7 Plus Preview

Full math ranking

Long documentsEven

Full long documents ranking

Following instructionsQwen3.7 Plus Preview
  • IFBenchQwen3.7 Plus Preview by 1.776.378+1.7

Full following instructions ranking

Other results10 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, GLM-5.1 or Qwen3.7 Plus Preview?

Qwen3.7 Plus Preview wins four of the seven areas where both have results: coding, reasoning, math and following instructions. GLM-5.1 wins none. They are level on agents, facts and long documents.

Which is better for coding?

Qwen3.7 Plus Preview. It wins 5 of the 7 coding tests both models report; GLM-5.1 wins none, and 2 are ties.

Which is cheaper?

GLM-5.1 costs $1.28 per million input tokens and $4.07 per million output tokens; Qwen3.7 Plus Preview costs $0.40 and $1.60. That makes Qwen3.7 Plus Preview about 63% cheaper for the same work.

How do you compare the two?

We use the 31 benchmark tests both models have published scores on. The verdict counts the 21 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 10 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.