# GLM-4.5 vs GPT-5 nano

> Side-by-side benchmark comparison for GLM-4.5 and GPT-5 nano across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/glm-4-5-vs-gpt-5-nano
- Last updated: September 4, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for GLM-4.5 and GPT-5 nano.

## Summary

- GLM-4.5 and GPT-5 nano do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | GLM-4.5 | GPT-5 nano |
|----------|----------|----------|
| Creator | Z.AI | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 128K | 400K |
| Independent public score (not head-to-head) | 56.99 | 39.72 |
| Benchmarks Covered | 0 | 0 |
| Pricing (input/output) | $0.60 / $2.20 | $0.05 / $0.40 |

## Category Breakdown

## FAQ

### Can I compare GLM-4.5 and GPT-5 nano on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [GLM-4.5 vs GPT-5 (high)](/compare/glm-4-5-vs-gpt-5-high)
- [GPT-5 nano vs GPT-5 (high)](/compare/gpt-5-high-vs-gpt-5-nano)
- [GLM-4.5 vs GPT-5 (medium)](/compare/glm-4-5-vs-gpt-5-medium)
- [GPT-5 nano vs GPT-5 (medium)](/compare/gpt-5-medium-vs-gpt-5-nano)

## Explore More

- [GLM-4.5 profile](/models/glm-4-5)
- [GPT-5 nano profile](/models/gpt-5-nano)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)