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- Claude Haiku 5.5 vs. GLM-5.3-Flash
AnthropicZ.aiLLM matchup
Claude Haiku 5.5vs.GLM-5.3-Flash
Which one is better?
Claude Haiku 5.5 performs better than GLM-5.3-Flash and is cheaper: GLM-5.3-Flash costs 1.5 times as much for input and about the same for output.
Claude Haiku 5.5
Rank 20
GLM-5.3-Flash
Rank 37
Claude Haiku 5.5
GLM-5.3-Flash
Claude Haiku 5.5
GLM-5.3-Flash
Claude Haiku 5.5
Rank 3 of 875
GLM-5.3-Flash
Rank 196 of 875
Above 100,000 tokens of context, Claude Haiku 5.5 costs more: $0.50 input and $2.50 output per 1M tokens.
Choose Claude Haiku 5.5 for
Choose GLM-5.3-Flash for
On this page
Where is the difference?
Strengths at a glance
Haiku 5.5GLM-5.3-Flash
The median of all ranked models is below 100 in every area, so it sits in the centre of the net.
95 % range: Haiku 5.5 102.5 to 109.9, GLM-5.3-Flash 91.3 to 102.2.
The same values and verdicts as the bars below. In the top field the net starts at 100 points, the reference group average; values below sit as a hollow point in the centre. Not in the net because a model has no own value there or the data are too thin: Multimodal.
Haiku 5.5 is ahead in 5 of 10 areas, GLM-5.3-Flash in none.
Haiku 5.5 ahead: 5Haiku 5.5 slightly ahead: 2too little data: 1GLM-5.3-Flash slightly ahead: 2
Bar length shows the gap in index points (full width 15 points, one standard deviation of the reference group). Solid means clearly ahead, hatched not certain yet, a thin grey bar level.
Show 3 more areas that do not count toward the overall index
Bar length shows the gap in index points (full width 15 points, one standard deviation of the reference group). Solid means clearly ahead, hatched not certain yet, a thin grey bar level.
Claude Haiku 5.5 vs. GLM-5.3-Flash at the same effort
Both models measured at the same reasoning efforts. This shows whether a lead comes from the model or only from more compute.
| Effort | Haiku 5.5 | GLM-5.3-Flash | Gap | Verdict | Test series |
|---|---|---|---|---|---|
| max | 103.4 | 94.1 | 10.5 | Haiku 5.5 ahead | 12 |
| Overall index (max vs. max) | 103.4 | 94.1 | 9.2 | Haiku 5.5 ahead |
Gap and verdict compare only the Artificial Analysis test series in which both models are measured at that effort. Tied below 3 points, ahead only beyond two standard errors. The single values rest on all test series of each model, so their difference can deviate from the gap.
Which model for which task?
Everyday tasks, translated from the area values above. Each row names the values it rests on.
See for yourself: same task, one attempt
The same prompt for both models. We show the latest attempt without fixes; it does not count toward the overall index.
Claude Haiku 5.5
Not tested yet
GLM-5.3-Flash

Oct 1, 2026 · 50 s · $0.0013
Test details
- Run date
- Oct 1, 2026
- API provider
- openrouter
- Requested API model
- z-ai/glm-5.3-flash
- Reasoning setting
- high
- Token limit including reasoning
- 8,192 tokens
- Output tokens
- 2,563 tokens
- Cost of the attempt
- $0.0013
- Response time
- 49.7 s
- API model reported in response
- z-ai/glm-5.3-flash
- Pinned endpoint
- Z.AI | z-ai/glm-5.3-flash-20260826
- Temperature
- Provider default
- Test protocol
- community-visual-tests-v1
- Technical checks
- Passed, not a quality rating
Visually reviewed. This individual test does not establish overall model quality.
Earlier attempts (1)
- Sep 7, 2026API request failedReasoning setting: high
SVG short test
SVG short test
One SVG task with the same fixed settings for every model, without hidden thinking.
Prompt
Return only one standalone SVG of a pelican riding a bicycle. Use viewBox="0 0 800 600", simple shapes, two clearly visible wheels and a recognizable pelican with a long beak. At most 30 SVG elements and 1800 characters. No Markdown, explanations, comments, scripts, animation, CSS or external resources.
Claude Haiku 5.5
Unavailable in this round
GLM-5.3-Flash
Unavailable in this round
Claude Haiku 5.5 and GLM-5.3-Flash in the overall index
Every model with a place in the overall index, both models of this matchup highlighted. You can add or hide other models.
Overall index (Gradually Meta-Score v4)
20 of 91 models
4 models in this view are measured at a lower reasoning effort than max in the overall index. Dashed column: lower reasoning effort than the top.
Popularity compared
How often the models are searched for, used and mentioned, on a scale from 0 to 100.
Claude Haiku 5.5 is more popular than GLM-5.3-Flash: 77 to 44 out of 100.
Over time
Weekly values from October 18, 2026 to November 5, 2026
Claude Haiku 5.5GLM-5.3-Flash
All data side by side
The better value is bold. For the overall index only when the gap is clear.
| Metric | Claude Haiku 5.5 | GLM-5.3-Flash |
|---|---|---|
| Intelligence | ||
| Overall indexpoints, 100 = reference group average, higher is better | 103.4 | 94.1 |
| Rank | Rank 20 of 91 | Rank 37 of 91 |
| Price per 1M tokens | ||
| Inputwhat you send | $0.10above 100,000 tokens: $0.50 | $0.15 |
| Outputwhat the model writes | $0.50above 100,000 tokens: $2.50 | $0.50 |
| Speed | ||
| Tokens per second | 236 | 56 |
| Popularity | ||
| Popularitysearch, usage and mentions, 0 to 100 | 77Rank 3 of 875 | 44Rank 196 of 875 |
| Technical | ||
| Context windowhow much text the model reads at once | 1 M tokens≈ 1,500 A4 pages | 1 M tokens≈ 1,500 A4 pages |
| Knowledge cutoff | June 2026 | n/a |
| Released | Oct 7, 2026 | Aug 26, 2026 |
| Availability | Active | Open Source |
| Open weights | no | yes |
Prices without caching or batch discounts · Page count as a rule of thumb from Artificial Analysis
Is there a better choice?
Overall index 98.3, rank 31. $0.14 input and $0.28 output per 1M tokens.
View profileOverall index 126.1, rank 1. $4 input and $20 output per 1M tokens.
Haiku 5.5 vs. Claude Opus 5.5Shared benchmarks
Single results from the same benchmark version, task and metric. A value is bold only with the same test setup and a clear gap.
A: Claude Haiku 5.5B: GLM-5.3-Flash
Show 54 more benchmarks
More comparisons
Compare Claude Haiku 5.5 and GLM-5.3-Flash with the models people compare them with most often.
Compare another matchup
Predecessor and successor
The most popular comparisons
- 1Claude Haiku 5.5 vs. GPT-6 Luna
- 2Claude Sonnet 5.5 vs. Claude Haiku 5.5
- 3Claude Haiku 5.5 vs. DeepSeek V4.1 Flash 1017
- 4Claude Haiku 5.5 vs. DeepSeek-V4-Flash
- 5Claude Opus 5.5 vs. GLM-5.3-Flash
- 6Claude Haiku 5.5 vs. DeepSeek-V4.1-Flash
- 7Claude Opus 5.5 vs. Claude Haiku 5.5
- 8Gemini 3.8 Flash vs. GLM-5.3-Flash
- 9GPT-6 Luna vs. GLM-5.3-Flash
Show all 66 comparisons
- 10Grok 4.7 vs. GLM-5.3-Flash
- 11Claude Haiku 5.5 vs. GLM-5.3
- 12Claude Haiku 5.5 vs. Gemini 3.5 Flash-Lite
- 13GPT-5.4 vs. GLM-5.3-Flash
- 14Claude Haiku 5.5 vs. Gemini 3.8 Flash
- 15Claude Haiku 5.5 vs. Claude Sonnet 4.5
- 16DeepSeek-V4.1-Flash vs. GLM-5.3-Flash
- 17GPT-6 Sol vs. GLM-5.3-Flash
- 18GPT-6.1 Sol vs. GLM-5.3-Flash
- 19Claude Sonnet 4.6 vs. GLM-5.3-Flash
- 20GLM-5.3-Flash vs. Mistral Large 4
- 21Claude Opus 5 vs. GLM-5.3-Flash
- 22GPT-5.6 Sol vs. GLM-5.3-Flash
- 23Claude Haiku 5.5 vs. Claude Sonnet 5
- 24Claude Haiku 5.5 vs. Claude Opus 5
- 25Claude Haiku 5.5 vs. GPT-6 Astra
- 26Claude Haiku 5.5 vs. Gemini 3.5 Flash
- 27Claude Haiku 5.5 vs. Claude Opus 4.8
- 28DeepSeek-V4-Flash vs. GLM-5.3-Flash
- 29Kimi K3 vs. GLM-5.3-Flash
- 30Claude Haiku 5.5 vs. Gemini 4 Argon
- 31GLM-5.3-Flash vs. GLM-5.3
- 32Claude Haiku 5.5 vs. Grok 4.7
- 33GPT-6 Astra vs. GLM-5.3-Flash
- 34Claude Opus 4.6 vs. GLM-5.3-Flash
- 35Claude Opus 4.8 vs. GLM-5.3-Flash
- 36Claude Haiku 5.5 vs. GPT-5.6 Luna
- 37Claude Haiku 5.5 vs. Qwen 3.8 Max 0902
- 38Claude Haiku 5.5 vs. Muse Spark 1.3
- 39Claude Haiku 5.5 vs. Claude Sonnet 4.6
- 40Claude Haiku 5.5 vs. Gemini 3.7 Flash
- 41Claude Haiku 5.5 vs. Mistral Large 4
- 42Claude Haiku 5.5 vs. GPT-6.1 Sol
- 43Claude Haiku 4.5 vs. GLM-5.3-Flash
- 44DeepSeek-V4-Pro vs. GLM-5.3-Flash
- 45Claude Haiku 5.5 vs. Gemini 3.1 Pro Preview
- 46Claude Haiku 5.5 vs. DeepSeek-V4-Pro
- 47Claude Haiku 5.5 vs. GPT-5.6 Sol
- 48Claude Haiku 5.5 vs. Gemini 3.6 Flash
- 49Claude Sonnet 5.5 vs. GLM-5.3-Flash
- 50GPT-5.6 Luna vs. GLM-5.3-Flash
- 51Claude Haiku 5.5 vs. Claude Opus 4.6
- 52DeepSeek V4.1 Flash 1017 vs. GLM-5.3-Flash
- 53GLM-5.3-Flash vs. MiMo-V2.5-Pro
- 54Claude Haiku 5.5 vs. Kimi K2.6
- 55Claude Fable 5.1 vs. GLM-5.3-Flash
- 56GLM-5.3-Flash vs. Qwen 3.8 Max 0902
- 57GLM-5.3-Flash vs. GLM-5.2
- 58Claude Haiku 5.5 vs. Claude Opus 4.7
- 59GPT-5.4 mini vs. GLM-5.3-Flash
- 60Claude Haiku 5.5 vs. Mistral Large 3
- 61Claude Haiku 5.5 vs. GPT-5.5
- 62Gemini 3.1 Pro Preview vs. GLM-5.3-Flash
- 63GLM-5.3-Flash vs. MiMo-V2.5
- 64GPT-5.5 vs. GLM-5.3-Flash
- 65Claude Haiku 5.5 vs. GPT-6.1 Terra
- 66Grok 4.3 vs. GLM-5.3-Flash