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GLM 5.2 vs Yi Lightning

Compare GLM 5.2 from Z.AI and Yi Lightning from Yi on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

Z.AIGLM 5.2YiYi Lightning
Z.AI logo
GLM 5.2
Z.AI · text → text

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 engineering standards more consistently, and complete the full development workflow from requirements to multi-platform deployment in a single task.

Input$1.1268 /M
Output$3.9438 /M
Cache read$0.2817 /M
Yi
Yi Lightning
Yi · → text

Input$0.2 /M
Output$0.2 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

GLM 5.2
Yi Lightning
Input /M
$1.1268
$0.2
Output /M
$3.9438
$0.2
Cache read /M
$0.2817
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Context length
1,000,000
0
Max output
131,072
0
Time to First Token
0.8 s
-
Throughput
35.2 tok/s
-
Modalities
text
Supported Parameters
thinkingtoolsfunction callingstructured outputs
API Formats
chat_completions · claude_api
Released
June 16, 2026
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Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

glm-5.2yi-lightning

Tokens / day

-

Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

glm-5.2yi-lightning

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

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LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
glm-5.2yi-lightning
1280134014001460
Overall
13281476
Coding
13691369
Math
13061306
Hard prompts
13411341
Instruction following
13091309
Multi-turn
13311331
Creative writing
12971297
Longer query
13251325
Chinese
13621362
English
13541354

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

Estimate your monthly bill for the same workload on each model.

Yi Lightning
$15.00 /mo
GLM 5.2
$127 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: GLM 5.2, Yi Lightning?

Yi Lightning: $0.2/M output tokens; GLM 5.2: $3.9438/M. Use the cost calculator above to estimate your own workload.

Can I call GLM 5.2 and Yi Lightning with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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