Data points: 57
The readout for GLM-4.5-X and GPT-5, before the detailed comparison sheet.
Decision read
GPT-5
GPT-5 currently has the stronger profile, with verified wins split 0 to 6.
Evidence depth
57 data points
Includes 0 benchmark rows, 0 audit samples, and 10 provider examples.
Selection signal
Start with GPT-5
The charts below split 10 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
Model compare GLM-4.5-X vs GPT-5glm-4-5-x-vs-gpt-5 | Model A GLM-4.5-X | Model B GPT-5 |
|---|---|---|
| Overall leader | Contender | Leading |
| Verified metric wins | 0 wins | 6 wins |
| Where it leads | No data | Cheapest input price, Average speed, First-token latency, Free providers, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
GLM-4.5-X
-
Avg. score
GPT-5
61.7
Selected category
Agents
GPT-5
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
No shared professional benchmark scores are available yet.
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GLM-4.5-X | GPT-5 |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | GLM-4.5-X | GPT-5 |
|---|---|---|
20 tests | GLM-4.5-X speed / latency N/A / N/A input / output No data | GPT-5 |
This report only uses LMSpeed data for GLM-4.5-X and GPT-5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GLM-4.5-X | GPT-5 |
|---|---|---|
| When to choose each model | GLM-4.5-X GLM-4.5-X does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing. | GPT-5 GPT-5 is stronger when you prioritize Cheapest input price, Average speed, First-token latency, Free providers, Provider coverage, Recent tests. |
TL;DR: GPT-5 leads across 57 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GLM-4.5-X vs GPT-5 into nearby model comparisons with enough verified LMSpeed data.
| Model metadata | No OpenRouter metadata is available yet for this model. | GPT-5 exposes 128K tokens; notable signals: Text input, Image input, File input, Text output. |
|---|---|---|
| Developer | Zhipu AI | OpenAI |
| Context window | No data | 128K tokens |
| Max output | No data | 16.4K tokens |
| Released | No data | Aug 2025 |
| Modalities | No data | Input FileImageText Output Text |
| Features | None listed | Text inputImage inputFile inputText outputStructured outputsJSON mode |
| Parameters | No data | No data |
| Tokenizer | No data | GPT |
| Knowledge cutoff | No data | 2024-09-30 |
| OpenRouter ID | No data | openai/gpt-5-chat |
| References | No data | No data |
speed / latency
95 tok/s / 1234ms
input / output
No data
EasyMore5 tests | GLM-4.5-X speed / latency N/A / N/A input / output No data | GPT-5 speed / latency 46 tok/s / 6577ms input / output No data |
|---|
N1N5 tests | GLM-4.5-X speed / latency N/A / N/A input / output No data | GPT-5 speed / latency 102 tok/s / 948ms input / output No data |
|---|
AAAI0 tests | GLM-4.5-X speed / latency N/A / N/A input / output No data | GPT-5 speed / latency N/A / N/A input / output No data |
|---|
CaMeL AI0 tests | GLM-4.5-X speed / latency N/A / N/A input / output No data | GPT-5 speed / latency N/A / N/A input / output No data |
|---|
GLM-4.5-X glm-4.5-x speed / latency No data input / output $0.548/M / $2.19/M | GPT-5 gpt-5-search-api-2025-10-14 speed / latency No data input / output $0.171/M / $1.37/M |
GLM-4.5-X glm-4.5-x speed / latency No data input / output $0.548/M / $2.19/M | GPT-5 gpt-5-search-api-2025-10-14 speed / latency No data input / output $0.171/M / $1.37/M |
GLM-4.5-X glm-4.5-x speed / latency No data input / output $0.822/M / $3.29/M | GPT-5 gpt-5-search-api-2025-10-14 speed / latency No data input / output $0.257/M / $2.05/M |
GLM-4.5-X glm-4.5-x speed / latency No data input / output $1.10/M / $4.38/M | GPT-5 gpt-5-search-api-2025-10-14 speed / latency No data input / output $0.342/M / $2.74/M |
GLM-4.5-X glm-4.5-x speed / latency No data input / output $7.83/M / $31.33/M | GPT-5 gpt-5-search-api-2025-10-14 speed / latency No data input / output $0.612/M / $4.90/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
