# GLM-4.5-Air vs GPT-5 mini

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

- Canonical page: https://benchlm.ai/compare/glm-4-5-air-vs-gpt-5-mini
- Last updated: September 29, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

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

## Summary

- GLM-4.5-Air and GPT-5 mini 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-Air | GPT-5 mini |
|----------|----------|----------|
| Creator | Z.AI | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 128K | 128K |
| Independent public score (not head-to-head) | 34.57 | 43.98 |
| Benchmarks Covered | 0 | 1 |
| Pricing (input/output) | $0.20 / $1.10 | $0.25 / $2.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GLM-4.5-Air public-lane score: Coming soon
- GPT-5 mini public-lane score: 28 (Estimated · #87/117)

### Coding

- Winner: Insufficient shared evidence
- GLM-4.5-Air public-lane score: Coming soon
- GPT-5 mini public-lane score: 29.9 (Estimated · #94/143)

| Benchmark | GLM-4.5-Air | GPT-5 mini | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | Coming soon | 14.17% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GLM-4.5-Air public-lane score: 54.3 (Unranked · 2 rankable rows)
- GPT-5 mini public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- GLM-4.5-Air public-lane score: 33.2 (Estimated · #123/169)
- GPT-5 mini public-lane score: Coming soon

### Instruction Following

- Winner: Insufficient shared evidence
- GLM-4.5-Air public-lane score: 41.9 (#98/124)
- GPT-5 mini public-lane score: Coming soon

## FAQ

### Can I compare GLM-4.5-Air and GPT-5 mini 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-Air vs GPT-5 (medium)](/compare/glm-4-5-air-vs-gpt-5-medium)
- [GPT-5 mini vs GPT-5 (medium)](/compare/gpt-5-medium-vs-gpt-5-mini)
- [GLM-4.5-Air vs GPT-5 nano](/compare/glm-4-5-air-vs-gpt-5-nano)
- [GPT-5 mini vs GPT-5 nano](/compare/gpt-5-mini-vs-gpt-5-nano)

## Explore More

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