diff --git a/packages/app/src/lib/compare-slug.test.ts b/packages/app/src/lib/compare-slug.test.ts
index fa612d90..f85aac9e 100644
--- a/packages/app/src/lib/compare-slug.test.ts
+++ b/packages/app/src/lib/compare-slug.test.ts
@@ -16,6 +16,7 @@ import {
 const DEEPSEEK_R1 = COMPARE_MODEL_SLUGS.find((m) => m.slug === 'deepseek-r1')!;
 const KIMI_K26 = COMPARE_MODEL_SLUGS.find((m) => m.slug === 'kimi-k26')!;
 const GLM_51 = COMPARE_MODEL_SLUGS.find((m) => m.slug === 'glm-5-1')!;
+const GLM_52 = COMPARE_MODEL_SLUGS.find((m) => m.slug === 'glm-5-2')!;
 
 describe('parseCompareSlug — new model-prefixed form', () => {
   it('parses a canonical model-prefixed slug', () => {
@@ -252,7 +253,8 @@ describe('compareModelDisplayLabel', () => {
     expect(compareModelDisplayLabel(KIMI_K26, 'gb200', 'mi355x')).toBe(
       'Kimi K2.5/K2.6/K2.7-Code 1T — GB200 NVL72 vs MI355X',
     );
-    expect(compareModelDisplayLabel(GLM_51, 'h100', 'h200')).toBe('GLM 5/5.1/5.2 — H100 vs H200');
+    expect(compareModelDisplayLabel(GLM_51, 'h100', 'h200')).toBe('GLM 5/5.1 — H100 vs H200');
+    expect(compareModelDisplayLabel(GLM_52, 'h100', 'h200')).toBe('GLM 5.2 — H100 vs H200');
   });
 });
 
@@ -260,6 +262,8 @@ describe('getCompareModelBySlug', () => {
   it('returns canonical models for canonical slugs', () => {
     expect(getCompareModelBySlug('deepseek-r1')).toBe(DEEPSEEK_R1);
     expect(getCompareModelBySlug('kimi-k26')).toBe(KIMI_K26);
+    expect(getCompareModelBySlug('glm-5-2')).toBe(GLM_52);
+    expect(GLM_52.dbKeys).toEqual(['glm5.2']);
   });
 
   it('resolves alias slugs to their canonical model', () => {
diff --git a/packages/app/src/lib/compare-slug.ts b/packages/app/src/lib/compare-slug.ts
index 3891b4d3..10e9ed4f 100644
--- a/packages/app/src/lib/compare-slug.ts
+++ b/packages/app/src/lib/compare-slug.ts
@@ -66,10 +66,15 @@ export const COMPARE_MODEL_SLUGS: CompareModelSlug[] = [
   {
     slug: 'glm-5-1',
     displayName: 'GLM-5',
-    // GLM-5 point releases share the same base architecture. Keep the existing
-    // canonical slug for URL stability while querying every DB bucket.
-    dbKeys: ['glm5.2', 'glm5.1', 'glm5'],
-    label: 'GLM 5/5.1/5.2',
+    // GLM-5 and GLM-5.1 remain grouped under the stable canonical slug.
+    dbKeys: ['glm5.1', 'glm5'],
+    label: 'GLM 5/5.1',
+  },
+  {
+    slug: 'glm-5-2',
+    displayName: 'GLM-5.2',
+    dbKeys: ['glm5.2'],
+    label: 'GLM 5.2',
   },
   {
     slug: 'minimax-m3',
diff --git a/packages/app/src/lib/compare-ssr.test.ts b/packages/app/src/lib/compare-ssr.test.ts
index 4bf99f89..356fc869 100644
--- a/packages/app/src/lib/compare-ssr.test.ts
+++ b/packages/app/src/lib/compare-ssr.test.ts
@@ -2,12 +2,18 @@ import { describe, expect, it } from 'vitest';
 
 import type { BenchmarkRow } from '@/lib/api';
 
-import { computeCompareImageRows } from './compare-ssr';
+import { computeCompareImageRows, KNOWN_MODELS } from './compare-ssr';
 
 // BenchmarkRow.id is required (stable per-point id from benchmark_results);
 // hand out a fresh one per stub so id-keyed logic can't collide across rows.
 let nextStubId = 1;
 
+describe('compare URL validators', () => {
+  it('accepts GLM-5.2 as a model override', () => {
+    expect(KNOWN_MODELS.has('GLM-5.2')).toBe(true);
+  });
+});
+
 function stubRow(overrides: Partial<BenchmarkRow> = {}): BenchmarkRow {
   return {
     id: nextStubId++,
diff --git a/packages/app/src/lib/compare-ssr.ts b/packages/app/src/lib/compare-ssr.ts
index 27b85f2b..44e80939 100644
--- a/packages/app/src/lib/compare-ssr.ts
+++ b/packages/app/src/lib/compare-ssr.ts
@@ -70,6 +70,7 @@ export const KNOWN_MODELS = new Set([
   'MiniMax-M2.5',
   'MiniMax-M3',
   'GLM-5',
+  'GLM-5.2',
   'DeepSeek-V4-Pro',
 ]);
 export const KNOWN_SEQUENCES = new Set(['1k/1k', '1k/8k', '8k/1k']);
diff --git a/packages/app/src/lib/data-mappings.test.ts b/packages/app/src/lib/data-mappings.test.ts
index 485d8849..331a7a08 100644
--- a/packages/app/src/lib/data-mappings.test.ts
+++ b/packages/app/src/lib/data-mappings.test.ts
@@ -57,6 +57,11 @@ describe('getModelAndSequence', () => {
     expect(result).toEqual({ model: Model.Kimi_K2_5, sequence: Sequence.OneK_OneK });
   });
 
+  it('prefers the specific glm5.2 prefix over the glm5 family prefix', () => {
+    const result = getModelAndSequence('results_glm5.2_1k1k');
+    expect(result).toEqual({ model: Model.GLM_5_2, sequence: Sequence.OneK_OneK });
+  });
+
   it('returns undefined for unrecognized model prefix', () => {
     expect(getModelAndSequence('results_unknown_1k1k')).toBeUndefined();
   });
@@ -224,7 +229,8 @@ describe('getModelLabel', () => {
     expect(getModelLabel(Model.GptOss)).toBe('gpt-oss 120B');
     expect(getModelLabel(Model.Qwen3_5)).toBe('Qwen3.5 397B');
     expect(getModelLabel(Model.Kimi_K2_5)).toBe('Kimi K2.5/2.6/2.7-Code 1T');
-    expect(getModelLabel(Model.GLM_5)).toBe('GLM5/5.1/5.2 744B');
+    expect(getModelLabel(Model.GLM_5)).toBe('GLM5/5.1 744B');
+    expect(getModelLabel(Model.GLM_5_2)).toBe('GLM5.2');
     expect(getModelLabel(Model.MiniMax_M2_5)).toBe('MiniMax M2.5/2.7 230B');
   });
 
diff --git a/packages/app/src/lib/data-mappings.ts b/packages/app/src/lib/data-mappings.ts
index 6076d501..4793a8a1 100644
--- a/packages/app/src/lib/data-mappings.ts
+++ b/packages/app/src/lib/data-mappings.ts
@@ -10,6 +10,7 @@ export enum Model {
   MiniMax_M2_5 = 'MiniMax-M2.5',
   MiniMax_M3 = 'MiniMax-M3',
   GLM_5 = 'GLM-5',
+  GLM_5_2 = 'GLM-5.2',
   DeepSeek_V4_Pro = 'DeepSeek-V4-Pro',
 }
 
@@ -111,7 +112,8 @@ const MODEL_CONFIG: Record<Model, ModelConfig> = {
     prefix: 'dsr1',
     category: 'maintenance',
   },
-  [Model.GLM_5]: { label: 'GLM5/5.1/5.2 744B', prefix: 'glm5', category: 'default' },
+  [Model.GLM_5]: { label: 'GLM5/5.1 744B', prefix: 'glm5', category: 'default' },
+  [Model.GLM_5_2]: { label: 'GLM5.2', prefix: 'glm5.2', category: 'default' },
   [Model.Qwen3_5]: { label: 'Qwen3.5 397B', prefix: 'qwen3.5', category: 'default' },
   [Model.GptOss]: { label: 'gpt-oss 120B', prefix: 'gptoss', category: 'deprecated' },
   [Model.MiniMax_M2_5]: {
@@ -191,6 +193,12 @@ export const MODEL_PREFIX_MAPPING: Record<string, Model> = Object.fromEntries(
     .map(([m, c]) => [c.prefix, m]),
 );
 
+// Specific point-release prefixes must win over family prefixes such as
+// `glm5`; precompute once rather than sorting for every artifact.
+const MODEL_PREFIXES_LONGEST_FIRST = Object.keys(MODEL_PREFIX_MAPPING).toSorted(
+  (a, b) => b.length - a.length,
+);
+
 // ---------------------------------------------------------------------------
 // Sequences
 // ---------------------------------------------------------------------------
@@ -356,7 +364,7 @@ export function getModelAndSequence(
   let model: Model | undefined;
   let sequence: Sequence | undefined;
 
-  for (const key in MODEL_PREFIX_MAPPING) {
+  for (const key of MODEL_PREFIXES_LONGEST_FIRST) {
     if (artifactName.includes(key)) {
       model = MODEL_PREFIX_MAPPING[key];
       break;
diff --git a/packages/app/src/lib/models-mapping.test.ts b/packages/app/src/lib/models-mapping.test.ts
index 7d941375..55bbc936 100644
--- a/packages/app/src/lib/models-mapping.test.ts
+++ b/packages/app/src/lib/models-mapping.test.ts
@@ -30,10 +30,9 @@ describe('DISPLAY_MODEL_TO_DB', () => {
     expect(DISPLAY_MODEL_TO_DB['gpt-oss-120b']).toEqual(['gptoss120b']);
   });
 
-  it('groups point-release DB keys under one display', () => {
-    expect(DISPLAY_MODEL_TO_DB['GLM-5']).toEqual(
-      expect.arrayContaining(['glm5', 'glm5.1', 'glm5.2']),
-    );
+  it('keeps GLM-5.2 separate from the GLM-5/5.1 display bucket', () => {
+    expect(DISPLAY_MODEL_TO_DB['GLM-5']).toEqual(['glm5', 'glm5.1']);
+    expect(DISPLAY_MODEL_TO_DB['GLM-5.2']).toEqual(['glm5.2']);
   });
 });
 
diff --git a/packages/constants/src/models.test.ts b/packages/constants/src/models.test.ts
index 10766c5e..4f382117 100644
--- a/packages/constants/src/models.test.ts
+++ b/packages/constants/src/models.test.ts
@@ -15,10 +15,9 @@ describe('DB_MODEL_TO_DISPLAY / DISPLAY_MODEL_TO_DB consistency', () => {
     expect(totalDbKeys).toBe(Object.keys(DB_MODEL_TO_DISPLAY).length);
   });
 
-  it('groups point-release DB keys under the same display name', () => {
-    expect(DISPLAY_MODEL_TO_DB['GLM-5']).toEqual(
-      expect.arrayContaining(['glm5', 'glm5.1', 'glm5.2']),
-    );
+  it('keeps GLM-5.2 separate from the GLM-5/5.1 display bucket', () => {
+    expect(DISPLAY_MODEL_TO_DB['GLM-5']).toEqual(['glm5', 'glm5.1']);
+    expect(DISPLAY_MODEL_TO_DB['GLM-5.2']).toEqual(['glm5.2']);
     expect(DISPLAY_MODEL_TO_DB['Kimi-K2.5']).toEqual(
       expect.arrayContaining(['kimik2.5', 'kimik2.6', 'kimik2.7-code']),
     );
diff --git a/packages/constants/src/models.ts b/packages/constants/src/models.ts
index eab03c33..2aeb6f46 100644
--- a/packages/constants/src/models.ts
+++ b/packages/constants/src/models.ts
@@ -19,7 +19,7 @@ export const DB_MODEL_TO_DISPLAY: Record<string, string> = {
   minimaxm3: 'MiniMax-M3',
   glm5: 'GLM-5',
   'glm5.1': 'GLM-5',
-  'glm5.2': 'GLM-5',
+  'glm5.2': 'GLM-5.2',
   dsv4: 'DeepSeek-V4-Pro',
 };