Z.ai: GLM 5.2
Released Jun 16, 2026text→text
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GLM 5.2 is a large-scale reasoning model from Z.ai. It supports text input and output with a 1M-token context window, and is suited for long-horizon agent workflows, project-level software engineering,...
Best overall rank
#4
▼ 1 vs 7d ago
Total arena votes
123,517
Across 33 (subset, category) entries
Providers on OR
30
Wafer + others
First seen
2026-06-17
32 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $0.253
- Output (per 1M)
- $0.796
- Cache Read (per 1M)
- $0.047
Capabilities
Modality
text->textContext
1M tokens
Tokenizer
Other
Max output
131K tokens
Moderation
Unmoderated
Hugging Face
Supported parameters
frequency_penalty
include_reasoning
logit_bias
logprobs
max_tokens
min_p
parallel_tool_calls
presence_penalty
reasoning
reasoning_effort
repetition_penalty
response_format
seed
stop
structured_outputs
temperature
tool_choice
tools
top_k
top_logprobs
top_p
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Wafer | wafer/fast | 1M | $3.00 | $10.25 | 99.99% | - | fp4 | - |
| SiliconFlow | siliconflow/fp8 | 1M | $1.30 | $4.09 | 99.95% | - | fp8 | - |
| Wafer | wafer/fp4 | 1M | $1.20 | $4.10 | 99.90% | - | fp4 | - |
| WandB | wandb/fp4 | 262K | $1.39 | $4.40 | 99.84% | - | fp4 | - |
| Alibaba | alibaba | 1M | $1.24 | $3.89 | 99.79% | - | - | - |
| AtlasCloud | atlas-cloud/fp8 | 1M | $1.26 | $3.96 | 99.78% | - | fp8 | - |
| Fireworks | fireworks/fast | 1M | $2.10 | $6.60 | 99.77% | - | - | - |
| Friendli | friendli | 1M | $1.40 | $4.40 | 99.77% | - | - | - |
| Decart | decart/fp4 | 1M | $1.20 | $4.20 | 99.74% | - | fp4 | - |
| StreamLake | streamlake/fp8 | 1M | $0.254 | $0.799 | 99.73% | - | fp8 | - |
| Io Net | io-net/fp8 | 262K | $2.34 | $5.12 | 99.70% | - | fp8 | - |
| Together | together | 262K | $1.40 | $4.40 | 99.70% | - | - | - |
| Novita | novita/fp8 | 1M | $0.253 | $0.796 | 99.68% | - | fp8 | - |
| Cloudflare | cloudflare | 262K | $1.40 | $4.40 | 99.68% | - | - | - |
| Parasail | parasail/fp4 | 262K | $1.40 | $4.40 | 99.61% | - | fp4 | - |
| DeepInfra | deepinfra/fp4 | 1M | $0.930 | $3.00 | 99.42% | - | fp4 | - |
| GMICloud | gmicloud/fp8 | 1M | $1.40 | $4.40 | 99.41% | - | fp8 | - |
| Baidu | baidu/fp8 | 1M | $0.280 | $0.880 | 99.39% | - | fp8 | - |
| Ambient | ambient/fp8 | 101K | $1.05 | $4.40 | 99.34% | - | fp8 | - |
| BaseTen | baseten/fp8 | 256K | $1.40 | $4.40 | 98.93% | - | fp8 | - |
| Venice | venice/fp8 | 1M | $1.40 | $4.40 | 98.90% | - | fp8 | - |
| DigitalOcean | digitalocean | 262K | $1.05 | $4.40 | 98.61% | - | - | - |
| Morph | morph | 1M | $1.10 | $4.10 | 98.54% | - | - | - |
| AkashML | akashml/fp8 | 97K | $1.30 | $4.40 | 98.13% | - | fp8 | - |
| Fireworks | fireworks | 1M | $1.40 | $4.40 | 98.11% | - | - | - |
| Inceptron | inceptron/fp4 | 1M | $0.940 | $2.90 | 98.07% | - | fp4 | - |
| Chutes | chutes/fp4 | 1M | $1.40 | $4.40 | 97.82% | - | fp4 | - |
| Phala | phala | 1M | $1.40 | $4.40 | 96.61% | - | - | - |
| Ionstream | ionstream/fp4 | 1M | $1.40 | $4.40 | 95.88% | - | fp4 | - |
| Z.AI | z-ai/fp8 | 1M | $1.40 | $4.40 | 93.95% | - | fp8 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #6 | Spanish | harness: max | 1488 | 490 | |
| #11 | German | harness: max | 1482 | 271 | |
| #11 | Japanese | harness: max | 1476 | 201 | |
| #13 | Industry Mathematical | harness: max | 1496 | 849 | |
| #19 | Math | harness: max | 1478 | 770 | |
| #21 | Industry Life And Physical And Social Science | harness: max | 1490 | 2,619 | |
| #23 | Non English | harness: max | 1452 | 8,364 | |
| #24 | Instruction Following | harness: max | 1464 | 5,373 | |
| #25 | Chinese | harness: max | 1512 | 847 | |
| #26 | English | harness: max | 1477 | 7,263 | |
| #26 | Hard Prompts English | harness: max | 1492 | 4,978 | |
| #27 | Korean | harness: max | 1429 | 265 | |
| #28 | French | harness: max | 1485 | 596 | |
| #28 | Industry Medicine And Healthcare | harness: max | 1487 | 1,181 | |
| #29 | Creative Writing | harness: max | 1447 | 2,804 | |
| #29 | Industry Software And It Services | harness: max | 1503 | 6,168 | |
| #30 | Exclude Ties | harness: max | 1475 | 11,572 | |
| #30 | Longer Query | harness: max | 1479 | 7,039 | |
| #30 | Overall | harness: max | 1468 | 15,642 | |
| #31 | Hard Prompts | harness: max | 1490 | 10,288 | |
| #32 | Industry Legal And Government | harness: max | 1476 | 1,282 | |
| #32 | Industry Writing And Literature And Language | harness: max | 1452 | 3,947 | |
| #32 | Russian | harness: max | 1468 | 1,538 | |
| #33 | Coding | harness: max | 1512 | 4,382 | |
| #34 | Industry Entertainment And Sports And Media | harness: max | 1438 | 3,721 | |
| #35 | Expert | harness: max | 1489 | 1,625 | |
| #41 | Multi Turn | harness: max | 1471 | 2,578 | |
| #47 | Industry Business And Management And Financial Operations | harness: max | 1455 | 3,172 | |
| #66 | Polish | harness: max | 1429 | 275 |
WebDev
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| ★ #4 | Overall | harness: max | 1587 | 4,722 | |
| ★ #4 | Webdev | harness: max | 1587 | 4,722 | |
| ★ #4 | Webdev-react | harness: max | 1597 | 3,436 | |
| #11 | Webdev-html | harness: max | 1531 | 537 |