# GLM-5-Turbo vs GPT-5.1-Codex

> Side-by-side benchmark comparison for GLM-5-Turbo and GPT-5.1-Codex across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/glm-5-turbo-vs-gpt-5-1-codex
- 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-5-Turbo and GPT-5.1-Codex.

## Summary

- GLM-5-Turbo and GPT-5.1-Codex 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-5-Turbo | GPT-5.1-Codex |
|----------|----------|----------|
| Creator | Z.AI | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 400K |
| Independent public score (not head-to-head) | 64.14 | 51.62 |
| Benchmarks Covered | 1 | 3 |
| Pricing (input/output) | $1.20 / $4.00 | $1.25 / $10.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GLM-5-Turbo public-lane score: Coming soon
- GPT-5.1-Codex public-lane score: 51.4 (Estimated · #54/151)

| Benchmark | GLM-5-Turbo | GPT-5.1-Codex | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | 55.8% | Coming soon | Coming soon |
| Gert Labs | Coming soon | 49.68% | Coming soon |
| JobBench | Coming soon | 26.2% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GLM-5-Turbo public-lane score: 59.9 (Estimated · #24/183)
- GPT-5.1-Codex public-lane score: 47.4 (Estimated · #89/183)

| Benchmark | GLM-5-Turbo | GPT-5.1-Codex | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | Coming soon | 13.12% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GLM-5-Turbo public-lane score: Coming soon
- GPT-5.1-Codex public-lane score: 66.8 (Unranked · 1 rankable row)

### Reasoning

- Winner: Insufficient shared evidence
- GLM-5-Turbo public-lane score: 69 (Unranked · 2 rankable rows)
- GPT-5.1-Codex public-lane score: 70.6 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Insufficient shared evidence
- GLM-5-Turbo public-lane score: 55.6 (Estimated · #56/181)
- GPT-5.1-Codex public-lane score: 53.3 (Estimated · #69/181)

### Instruction Following

- Winner: Insufficient shared evidence
- GLM-5-Turbo public-lane score: 89.4 (#25/120)
- GPT-5.1-Codex public-lane score: 85.3 (#42/120)

## FAQ

### Can I compare GLM-5-Turbo and GPT-5.1-Codex 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-5-Turbo vs GLM-5.3](/compare/glm-5-3-vs-glm-5-turbo)
- [GPT-5.1-Codex vs GLM-5.3](/compare/glm-5-3-vs-gpt-5-1-codex)
- [GLM-5-Turbo vs GLM-5.2](/compare/glm-5-2-vs-glm-5-turbo)
- [GPT-5.1-Codex vs GLM-5.2](/compare/glm-5-2-vs-gpt-5-1-codex)

## Explore More

- [GLM-5-Turbo profile](/models/glm-5-turbo)
- [GPT-5.1-Codex profile](/models/gpt-5-1-codex)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)