Z.ai: GLM 4.5 Air
Released Jul 25, 2025Ranked in:Text
Try it on:
GLM-4.5-Air is the lightweight variant of our latest flagship model family, also purpose-built for agent-centric applications. Like GLM-4.5, it adopts the Mixture-of-Experts (MoE) architecture but with a more compact parameter...
Best overall rank
#143
Across all subsets · overall
Total arena votes
168,530
Across 27 (subset, category) entries
Providers on OR
4
Novita + others
First seen
2026-05-08
26 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $0.125
- Output (per 1M)
- $0.850
- Cache Read (per 1M)
- $0.060
Capabilities
Modality
text->textContext
131K tokens
Tokenizer
Other
Knowledge cutoff
2024-12-31
Max output
131K tokens
Moderation
Unmoderated
Hugging Face
Supported parameters
frequency_penalty
include_reasoning
max_tokens
presence_penalty
reasoning
repetition_penalty
response_format
seed
stop
temperature
tool_choice
tools
top_k
top_p
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Novita | novita/bf16 | 131K | $0.130 | $0.850 | 100.00% | - | bf16 | - |
| Z.AI | z-ai/fp8 | 131K | $0.200 | $1.10 | 99.99% | - | fp8 | - |
| Io Net | io-net/fp8 | 131K | $0.125 | $0.850 | 99.71% | - | fp8 | - |
| SiliconFlow | siliconflow/fp8 | 131K | $0.140 | $0.860 | 97.24% | - | fp8 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #102 | Japanese | - | 1327 | 785 | |
| #115 | French | - | 1406 | 470 | |
| #121 | Chinese | - | 1415 | 1,616 | |
| #126 | Industry Mathematical | - | 1391 | 1,456 | |
| #126 | Math | - | 1391 | 1,540 | |
| #137 | Industry Life And Physical And Social Science | - | 1396 | 4,933 | |
| #137 | Industry Software And It Services | - | 1415 | 10,659 | |
| #137 | Spanish | - | 1363 | 724 | |
| #138 | Coding | - | 1427 | 6,104 | |
| #138 | Expert | - | 1389 | 1,391 | |
| #138 | Industry Business And Management And Financial Operations | - | 1371 | 5,513 | |
| #139 | English | - | 1390 | 14,832 | |
| #139 | Industry Medicine And Healthcare | - | 1395 | 1,646 | |
| #140 | German | - | 1346 | 673 | |
| #140 | Longer Query | - | 1380 | 6,632 | |
| #142 | Hard Prompts English | - | 1403 | 7,660 | |
| #143 | Hard Prompts | - | 1391 | 14,883 | |
| #143 | Overall | - | 1373 | 31,095 | |
| #144 | Instruction Following | - | 1362 | 8,114 | |
| #144 | Multi Turn | - | 1370 | 5,122 | |
| #146 | Exclude Ties | - | 1343 | 21,887 | |
| #146 | Russian | - | 1357 | 1,487 | |
| #148 | Korean | - | 1283 | 636 | |
| #153 | Industry Entertainment And Sports And Media | - | 1326 | 5,692 | |
| #154 | Industry Writing And Literature And Language | - | 1342 | 7,022 | |
| #155 | Creative Writing | - | 1329 | 4,023 | |
| #155 | Industry Legal And Government | - | 1373 | 1,935 |