LLM Comparison
GLM-5.2 vs GPT-5.6 Luna
Side-by-side specs, pricing & capabilities · Updated November 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 58 20.0 | 53 76.1 |
| Family | GLM | GPT-5.6 |
| Status | Current | Current |
| Release Date | — | Jul 2026 |
| Context Window | 1.0M tokens | 1.1M tokens |
| Input Price | $1.40/M tokens | $0.20/M tokens |
| Output Price | $4.40/M tokens | $1.20/M tokens |
| Pricing Notes | Artificial Analysis page reported Input $1.40 per 1M tokens, cache hit $0.26 per 1M tokens, Output $4.40 per 1M tokens, AA Briefcase Elo 1265.54, and median output speed 102.29 tokens/second for GLM-5.2 (max) during this run. Verify provider terms before production use. | OpenAI pricing page lists $1 input and $6 output per 1M tokens, plus GPT-5.6 cache-write and cache-read pricing. |
| Capabilities | textreasoninglong-context | textvisionreasoningcodingtool-useweb-searchfile-searchcomputer-useagents |
| Training Cutoff | — | Feb 16, 2026 |
| Max Output | 1.0M tokens | 128K tokens |
| API Identifier | glm-5.2-max | gpt-5.6-luna |
| Benchmarks | ||
| Artificial Analysis Intelligence Index v4.1 | 51.0858347714416Artificial Analysis model page | — |
| Artificial Analysis Intelligence Index v4.3 | 34https://artificialanalysis.ai/models/glm-5-2 | 37.5048artificial-analysis |
| GPQA Diamond | 89.4949artificial-analysis | 91.1111artificial-analysis |
| SciCode | 51.1574artificial-analysis | 53.588artificial-analysis |
| Terminal-Bench 2.1 | 77.9026artificial-analysis | 80.8989artificial-analysis |
| Artificial Analysis Intelligence Index | — | 51artificial-analysis |
| Artificial Analysis Coding Agent Index | — | 74.6artificial-analysis |
| View GLM-5.2 | View GPT-5.6 Luna | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| GPT-5.6 LunaCheapest | $0.20 | $0.60 | $0.80 | — |
| GLM-5.2 | $1.40 | $2.20 | $3.60 | +350% |
Z.ai
GLM-5.2
GLM-5.2 (max) is a Z AI text model tracked by Artificial Analysis. The page reports a 1 million token context window, text input and text output, a 51.09 Artificial Analysis Intelligence Index, and measured output speed around 102 tokens per second.
OpenAI
GPT-5.6 Luna
GPT-5.6 Luna is OpenAI lower-cost GPT-5.6 model for high-volume reasoning, coding, and agentic workloads. OpenAI model docs list the same 1.05M token context window, 128K max output, and major tool support as the larger GPT-5.6 variants.
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