Data points: 83
The readout for Gemini 2.5 Pro and GLM-4.5 Air, before the detailed comparison sheet.
Decision read
Tie
Tie currently has the stronger profile, with verified wins split 3 to 3.
Evidence depth
83 data points
Includes 8 benchmark rows, 0 audit samples, and 9 provider examples.
Selection signal
Tie
The charts below split 17 high-signal samples across speed, scores, and audit health.
Model compare Gemini 2.5 Pro vs GLM-4.5 Airgemini-2-5-pro-vs-glm-4-5-air | Model A Gemini 2.5 Pro | Model B GLM-4.5 Air |
|---|---|---|
| Overall leader | Tie | Tie |
| Verified metric wins | 3 wins | 3 wins |
| Where it leads | Cheapest input price, Average speed, Provider coverage | First-token latency, Free providers, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | Gemini 2.5 Pro | GLM-4.5 Air |
|---|---|---|
| AIME | 88.7%#6 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Gemini 2.5 Pro | GLM-4.5 Air |
|---|---|---|
| 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 | Gemini 2.5 Pro | GLM-4.5 Air |
|---|---|---|
20 tests | Gemini 2.5 Pro speed / latency 103 tok/s / 16912ms input / output No data |
This report only uses LMSpeed data for Gemini 2.5 Pro and GLM-4.5 Air: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Gemini 2.5 Pro | GLM-4.5 Air |
|---|---|---|
| When to choose each model | Gemini 2.5 Pro Gemini 2.5 Pro is stronger when you prioritize Cheapest input price, Average speed, Provider coverage. | GLM-4.5 Air GLM-4.5 Air is stronger when you prioritize First-token latency, Free providers, Recent tests. |
TL;DR: Tie leads across 83 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Gemini 2.5 Pro vs GLM-4.5 Air into nearby model comparisons with enough verified LMSpeed data.
| Model metadata | Gemini 2.5 Pro exposes 1.0M tokens; notable signals: Text input, Image input, File input, Audio input. | GLM-4.5 Air exposes 131.1K tokens; notable signals: Text input, Text output, Tool calling, Structured outputs. |
|---|---|---|
| Developer | Zhipu AI | |
| Context window | 1.0M tokens | 131.1K tokens |
| Max output | 65.5K tokens | 131.1K tokens |
| Released | Jun 2025 | Jul 2025 |
| Modalities | Input TextImageFileAudiovideo Output Text | Input Text Output Text |
| Features | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning | Text inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | No data |
| Tokenizer | Gemini | Other |
| Knowledge cutoff | 2025-01-31 | 2024-12-31 |
| OpenRouter ID | google/gemini-2.5-pro | z-ai/glm-4.5-air |
| References | No data | No data |
| Input price | $1.25/M#30 | $0.170/M#10 |
|---|
| MMLU-Pro | 86.2%#12 | 81.5%#33 |
|---|
| MATH-500 | 96.7%#16 | 96.5%#18 |
|---|
| Output price | $10.00/M#41 | $0.980/M#16 |
|---|
| LiveCodeBench | 80.1%#18 | 68.4%#33 |
|---|
| Blended price | $3.44/M#58 | $0.372/M#20 |
|---|
| SciCode | 42.8%#32 | 30.6%#90 |
|---|
GLM-4.5 Air
speed / latency
44 tok/s / 5347ms
input / output
No data
Mine15 tests | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data | GLM-4.5 Air speed / latency 99 tok/s / 2152ms input / output No data |
|---|
素墨API15 tests | Gemini 2.5 Pro cli/gemini-2.5-pro speed / latency 82 tok/s / 17042ms input / output $0.100/M / $0.100/M | GLM-4.5 Air z-ai/glm-4.5-air:free speed / latency 27 tok/s / 39365ms input / output $0.010/M / $0.010/M |
|---|
OpenRouter10 tests | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data | GLM-4.5 Air speed / latency 20 tok/s / 33054ms input / output No data |
|---|
N1N5 tests | Gemini 2.5 Pro speed / latency 106 tok/s / 16405ms input / output No data | GLM-4.5 Air speed / latency N/A / N/A input / output No data |
|---|
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0/M / $0/M | GLM-4.5 Air glm-4.5-air speed / latency No data input / output $0/M / $0/M |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.0006/M / $0.0050/M | GLM-4.5 Air glm-4.5-air speed / latency No data input / output $0.037/M / $0.037/M |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.0006/M / $0.0050/M | GLM-4.5 Air glm-4.5-air speed / latency No data input / output $0.037/M / $0.037/M |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $1.13/M / $9.00/M | GLM-4.5 Air z-ai/glm-4.5-air:free speed / latency No data input / output $0.0050/M / $0.0050/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
