Z.ai: GLM 5.2
Released Jun 16, 2026Try it on:
GLM-5.2 is Z.ai’s flagship model for the era of long-horizon tasks. With a truly usable 1M-token context window, it can handle project-level engineering context, execute long-running tasks more reliably, follow...
Best overall rank
#2
Across all subsets · overall
Total arena votes
24,104
Across 23 (subset, category) entries
Providers on OR
6
Friendli + others
First seen
2026-06-17
0 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $1.40
- Output (per 1M)
- $4.40
- Cache Read (per 1M)
- $0.260
Capabilities
Modality
text->textContext
1M tokens
Tokenizer
Other
Max output
262K tokens
Moderation
Unmoderated
Hugging Face
Supported parameters
frequency_penalty
include_reasoning
logit_bias
max_tokens
min_p
presence_penalty
reasoning
repetition_penalty
response_format
seed
stop
structured_outputs
temperature
tool_choice
tools
top_k
top_p
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Friendli | friendli | 1M | $1.40 | $4.40 | 99.61% | - | - | - |
| Cloudflare | cloudflare | 262K | $1.40 | $4.40 | 99.48% | - | - | - |
| Z.AI | z-ai/fp8 | 1M | $1.40 | $4.40 | 99.43% | - | fp8 | - |
| Novita | novita/fp8 | 1M | $1.40 | $4.40 | 98.71% | - | fp8 | - |
| Io Net | io-net/fp8 | 1M | $1.40 | $4.40 | 95.27% | - | fp8 | - |
| DeepInfra | deepinfra/fp4 | 1M | $1.40 | $4.40 | 87.58% | - | fp4 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| ★ #5 | Industry Life And Physical And Social Science | harness: max | 1510 | 555 | |
| #11 | Coding | harness: max | 1526 | 913 | |
| #11 | Industry Medicine And Healthcare | harness: max | 1500 | 246 | |
| #11 | Russian | harness: max | 1487 | 338 | |
| #12 | Industry Writing And Literature And Language | harness: max | 1467 | 827 | |
| #14 | Industry Software And It Services | harness: max | 1512 | 1,299 | |
| #15 | Hard Prompts English | harness: max | 1501 | 1,074 | |
| #17 | English | harness: max | 1481 | 1,602 | |
| #17 | Hard Prompts | harness: max | 1497 | 2,148 | |
| #19 | Instruction Following | harness: max | 1468 | 1,122 | |
| #19 | Longer Query | harness: max | 1485 | 1,468 | |
| #20 | Industry Mathematical | harness: max | 1482 | 212 | |
| #25 | Exclude Ties | harness: max | 1479 | 2,479 | |
| #25 | Overall | harness: max | 1471 | 3,357 | |
| #26 | Industry Business And Management And Financial Operations | harness: max | 1461 | 621 | |
| #29 | Creative Writing | harness: max | 1445 | 623 | |
| #29 | Expert | harness: max | 1489 | 340 | |
| #29 | Industry Entertainment And Sports And Media | harness: max | 1440 | 804 | |
| #37 | Multi Turn | harness: max | 1470 | 534 | |
| #59 | Industry Legal And Government | harness: max | 1452 | 260 |
WebDev
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| ★ #2 | Overall | harness: max | 1595 | 1,641 | |
| ★ #2 | Webdev-react | harness: max | 1598 | 1,395 | |
| ★ #4 | Webdev-html | harness: max | 1555 | 246 |