Gemini 3.5 Flash Lite vs GLM 4.5
Gemini 3.5 Flash Lite leads GLM 4.5 on the Artificial Analysis Intelligence Index, 22.2 to 12.8, at about the same output price ($2.50 vs $2.20 per million). Updated October 21, 2026; 40 benchmarks have a result for both.
Gemini 3.5 Flash Lite or GLM 4.5: which to pick
Only Gemini 3.5 Flash Lite has a coding score, 49.0 on the Vibe Coding Index; GLM 4.5 has none, so the two cannot be ranked on coding.
Pick GLM 4.5 for output tokens 1.1x cheaper ($2.20 vs $2.50 per million) and work measured by WeirdML or CorpFin (Vals AI), where it leads.
- Shared results
- 40
- Gemini 3.5 Flash Lite only
- 45
- GLM 4.5 only
- 21
- Like-for-like categories
- 6 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Only Gemini 3.5 Flash Lite has a coding score, so no call is made.
One side not measured
Intelligence
AA Intelligence Index
Gemini 3.5 Flash Lite
Gemini 3.5 Flash Lite leads, 22.2 against 12.8.
Same board, both measured
Agentic work
AA Agentic Index
No call
Only Gemini 3.5 Flash Lite has a AA Agentic Index result, 14.3.
Directional only
Reasoning
GPQA Diamond
Gemini 3.5 Flash Lite
Gemini 3.5 Flash Lite leads, 83.8% against 72.2%.
Same board, both measured
Math
AIME
No call
Only GLM 4.5 has a AIME result, 86.7%.
Directional only
Knowledge
MMLU Pro
Gemini 3.5 Flash Lite
Gemini 3.5 Flash Lite leads, 85.8% against 81.2%.
Same board, both measured
Web design
Design Arena: websites
No call
Only GLM 4.5 has a Design Arena: websites result, 1170.
Directional only
Long documents
Listed context window
Gemini 3.5 Flash Lite
Gemini 3.5 Flash Lite takes 1.05M tokens against 131K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Gemini 3.5 Flash Lite
Gemini 3.5 Flash Lite $0.0015, GLM 4.5 $0.0017 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only Gemini 3.5 Flash Lite has the number, $0.41.
Directional only
At a glance
- Coding index
- Gemini 3.5 Flash Lite 49.0 from 3 benchmarks, GLM 4.5 not benchmarked.
- Widest category
- Intelligence, 9.4 points apart on average over 1 shared benchmark.
- Widest single gap
- Long context reasoning (AA-LCR): Gemini 3.5 Flash Lite 76.0% against GLM 4.5 52.7%, 23.3 points apart on a 0 to 100 scale.
- Output price
- Gemini 3.5 Flash Lite $2.50 against GLM 4.5 $2.20 per million output tokens, 1.1x apart.
- Context window
- Gemini 3.5 Flash Lite takes 1.05M tokens, GLM 4.5 131K.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Gemini 3.5 Flash Lite | Bars | GLM 4.5 | Ties |
|---|---|---|---|---|
| Coding | 4 | 1 | ||
| Intelligence | 1 | 0 | ||
| Reasoning | 6 | 0 | ||
| Math | 2 | 0 | ||
| Knowledge | 5 | 3 | ||
| General | 17 | 1 | ||
| All shared boards | 35 | 5 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index41
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| SWE-bench Verified | Not measured | 64.2% | Only GLM 4.5 measured |
| LMArena WebDev | 1435 | Not measured | Only Gemini 3.5 Flash Lite measured |
| AA Coding Index | 49.3 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LiveCodeBench (Vals AI) | 79.0% | 67.5% | Gemini 3.5 Flash Lite |
| SWE-bench Verified (Vals AI) | 75.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Vibe Code Bench (Vals AI) | 37.2% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Code migration (Vals AI) | 6.2% | Not measured | Only Gemini 3.5 Flash Lite measured |
| ProgramBench (Vals AI) | 0.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Terminal-Bench 2.1 (Vals AI) | 50.2% | Not measured | Only Gemini 3.5 Flash Lite measured |
| CyberBench (Vals AI) | 59.1% | Not measured | Only Gemini 3.5 Flash Lite measured |
| LiveCodeBench (Artificial Analysis run) | Not measured | 73.8% | Only GLM 4.5 measured |
| SciCode | 41.3% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Terminal-Bench Hard (Artificial Analysis run) | Not measured | 22.0% | Only GLM 4.5 measured |
| WeirdML | 39.0% | 40.6% | GLM 4.5 |
| ALE-Bench | 765.3 | 344.8 | Gemini 3.5 Flash Lite |
| LMArena Text: coding | 1453 | 1434 | Gemini 3.5 Flash Lite |
| LMArena Text: software and IT | 1451 | 1440 | Gemini 3.5 Flash Lite |
| LMArena WebDev: React | 1408 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena WebDev: from an image | 1448 | Not measured | Only Gemini 3.5 Flash Lite measured |
| SciCode | 6.2% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Neither model has a result on the other 19 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| AA Intelligence Index | 22.2 | 12.8 | Gemini 3.5 Flash Lite |
| Epoch Capabilities Index | 144.9 | Not measured | Only Gemini 3.5 Flash Lite measured |
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index7 boards, none shared
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| AA Agentic Index | 14.3 | Not measured | Only Gemini 3.5 Flash Lite measured |
| Finance Agent (Vals AI) | 47.4% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Tax Agent Bench (Vals AI) | 7.2% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Legal Research Bench (Vals AI) | 13.9% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Excel Modeling Benchmark (Vals AI) | 43.2% | Not measured | Only Gemini 3.5 Flash Lite measured |
| τ²-Bench Telecom | Not measured | 43.0% | Only GLM 4.5 measured |
| APEX-Agents | 29.3% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Neither model has a result on the other 34 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index60
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| GPQA Diamond | 83.8% | 72.2% | Gemini 3.5 Flash Lite |
| MMMU Pro (Vals AI) | 83.6% | Not measured | Only Gemini 3.5 Flash Lite measured |
| GPQA Diamond (Artificial Analysis run) | 83.8% | 78.2% | Gemini 3.5 Flash Lite |
| Humanity's Last Exam (Artificial Analysis run) | 18.8% | 13.0% | Gemini 3.5 Flash Lite |
| GPQA Diamond (Epoch AI run) | 83.3% | Not measured | Only Gemini 3.5 Flash Lite measured |
| ARC-AGI | 53.5% | Not measured | Only Gemini 3.5 Flash Lite measured |
| ARC-AGI-2 | 10.3% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Chess puzzles | 21.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Mystery game puzzles | 19.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Text: hard prompts | 1441 | 1429 | Gemini 3.5 Flash Lite |
| LMArena Text: expert | 1434 | 1433 | Gemini 3.5 Flash Lite |
| LMArena Text: hard prompts in English | 1440 | 1429 | Gemini 3.5 Flash Lite |
| LMArena Vision: diagrams | 1284 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Vision: homework | 1291 | Not measured | Only Gemini 3.5 Flash Lite measured |
| Kagi LLM Benchmark | Not measured | 57.9% | Only GLM 4.5 measured |
| Neither model has a result on the other 7 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| AIME | Not measured | 86.7% | Only GLM 4.5 measured |
| MATH 500 (Vals AI) | Not measured | 94.0% | Only GLM 4.5 measured |
| MGSM (Vals AI) | Not measured | 90.8% | Only GLM 4.5 measured |
| AA Math Index | Not measured | 73.7 | Only GLM 4.5 measured |
| AIME 2025 (Artificial Analysis run) | Not measured | 73.7% | Only GLM 4.5 measured |
| OTIS Mock AIME | 71.1% | Not measured | Only Gemini 3.5 Flash Lite measured |
| FrontierMath, tiers 1 to 3 | 26.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| FrontierMath, tier 4 | 0.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| ProofBench | 13.0% | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Text: math | 1434 | 1427 | Gemini 3.5 Flash Lite |
| LMArena Text: mathematical work | 1433 | 1430 | Gemini 3.5 Flash Lite |
| Neither model has a result on the other 2 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index53
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| MMLU Pro | 85.8% | 81.2% | Gemini 3.5 Flash Lite |
| LegalBench (Vals AI) | 84.1% | 75.6% | Gemini 3.5 Flash Lite |
| CorpFin (Vals AI) | 60.7% | 61.0% | GLM 4.5 |
| TaxEval (Vals AI) | 72.6% | 72.4% | Gemini 3.5 Flash Lite |
| MortgageTax (Vals AI) | 68.7% | Not measured | Only Gemini 3.5 Flash Lite measured |
| MedQA (Vals AI) | Not measured | 90.0% | Only GLM 4.5 measured |
| MedCode (Vals AI) | 43.5% | Not measured | Only Gemini 3.5 Flash Lite measured |
| MMLU Pro (Artificial Analysis run) | Not measured | 83.5% | Only GLM 4.5 measured |
| LMArena Text: science | 1451 | 1444 | Gemini 3.5 Flash Lite |
| LMArena Text: medicine and healthcare | 1438 | 1455 | GLM 4.5 |
| LMArena Text: legal and government | 1431 | 1438 | GLM 4.5 |
| LMArena Text: business and finance | 1423 | 1420 | Gemini 3.5 Flash Lite |
| FACTS Benchmark Suite | 53.5% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Neither model has a result on the other 5 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index7 boards, none shared
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| Design Arena: websites | Not measured | 1170 | Only GLM 4.5 measured |
| Design Arena: UI components | Not measured | 1144 | Only GLM 4.5 measured |
| Design Arena: game dev | Not measured | 1145 | Only GLM 4.5 measured |
| Design Arena: data viz | Not measured | 1159 | Only GLM 4.5 measured |
| Design Arena: 3D | Not measured | 1170 | Only GLM 4.5 measured |
| Design Arena: all code categories | Not measured | 1165 | Only GLM 4.5 measured |
| Design Arena: SVG | Not measured | 1096 | Only GLM 4.5 measured |
| Neither model has a result on the other 2 boards here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index171
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| Public Benefits Bench (Vals AI) | 51.8% | Not measured | Only Gemini 3.5 Flash Lite measured |
| SAGE (Vals AI) | 47.3% | Not measured | Only Gemini 3.5 Flash Lite measured |
| MedScribe (Vals AI) | 70.9% | Not measured | Only Gemini 3.5 Flash Lite measured |
| IFBench | Not measured | 44.1% | Only GLM 4.5 measured |
| Long context reasoning (AA-LCR) | 76.0% | 52.7% | Gemini 3.5 Flash Lite |
| DTBench | 83.5% | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMCA | 37.6% | Not measured | Only Gemini 3.5 Flash Lite measured |
| Creative writing (Lech Mazur) | Not measured | 73.4% | Only GLM 4.5 measured |
| LMArena Text | 1435 | 1430 | Gemini 3.5 Flash Lite |
| LMArena Text: instruction following | 1419 | 1404 | Gemini 3.5 Flash Lite |
| LMArena Text: creative writing | 1421 | 1395 | Gemini 3.5 Flash Lite |
| LMArena Vision | 1269 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Text: English | 1438 | 1437 | Gemini 3.5 Flash Lite |
| LMArena Text: non-English | 1427 | 1417 | Gemini 3.5 Flash Lite |
| LMArena Text: Chinese | 1468 | 1465 | Gemini 3.5 Flash Lite |
| LMArena Text: German | 1454 | 1407 | Gemini 3.5 Flash Lite |
| LMArena Text: Japanese | 1426 | 1415 | Gemini 3.5 Flash Lite |
| LMArena Text: Korean | 1407 | 1380 | Gemini 3.5 Flash Lite |
| LMArena Text: French | 1451 | 1418 | Gemini 3.5 Flash Lite |
| LMArena Text: Spanish | 1441 | 1454 | GLM 4.5 |
| LMArena Text: Russian | 1443 | 1413 | Gemini 3.5 Flash Lite |
| LMArena Text: Polish | 1437 | 1422 | Gemini 3.5 Flash Lite |
| LMArena Text: multi-turn | 1445 | 1415 | Gemini 3.5 Flash Lite |
| LMArena Text: longer queries | 1435 | 1412 | Gemini 3.5 Flash Lite |
| LMArena Text: writing and language | 1428 | 1403 | Gemini 3.5 Flash Lite |
| LMArena Text: entertainment and media | 1414 | 1404 | Gemini 3.5 Flash Lite |
| LMArena Vision: English | 1269 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Vision: Chinese | 1311 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Vision: reading text | 1280 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Vision: humor | 1287 | Not measured | Only Gemini 3.5 Flash Lite measured |
| LMArena Vision: creative writing | 1260 | Not measured | Only Gemini 3.5 Flash Lite measured |
| Neither model has a result on the other 15 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Gemini 3.5 Flash Lite | GLM 4.5 | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Gemini 3.5 Flash Lite costs less
Repository review
50K input + 3K output tokens
Gemini 3.5 Flash Lite costs less
Agent loop
200K input + 10K output tokens
Gemini 3.5 Flash Lite costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Google Gemini 3.5 Flash Lite | Z.ai GLM 4.5 |
|---|---|---|
| Maker | Z.ai | |
| Weights | No public weights listed | Open weights |
| Released | July 21, 2026 | July 25, 2025 |
| Context window | 1.05M | 131K |
| Input $/Mtok | $0.30 | $0.60 |
| Output $/Mtok | $2.50 | $2.20 |
| Coding index | 49.0 | Not benchmarked |
| Independent measurements behind it | 3 | 0 |
| Cost per solved task | $0.41 | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Gemini 3.5 Flash Lite better than GLM 4.5 for coding?
Only Gemini 3.5 Flash Lite has a coding score, 49.0 on the Vibe Coding Index; GLM 4.5 has none, so the two cannot be ranked on coding. Pick GLM 4.5 for output tokens 1.1x cheaper ($2.20 vs $2.50 per million) and work measured by WeirdML or CorpFin (Vals AI), where it leads.
Which is cheaper, Gemini 3.5 Flash Lite or GLM 4.5?
Gemini 3.5 Flash Lite costs $0.30 per million input tokens and $2.50 per million output tokens; GLM 4.5 costs $0.60 and $2.20. Cost per solved task is known for Gemini 3.5 Flash Lite only.
Which has the bigger context window, Gemini 3.5 Flash Lite or GLM 4.5?
Gemini 3.5 Flash Lite, with 1.05M tokens against 131K.
How many benchmarks is the Gemini 3.5 Flash Lite vs GLM 4.5 comparison based on?
40 benchmarks have a result for both models as of October 21, 2026. Gemini 3.5 Flash Lite's coding index rests on 3 independent benchmarks and GLM 4.5's on 0. Where only one model has a result, the page says so instead of naming a winner.