Key Takeaways
Aion 2.0 wins:
- Cheaper input tokens
- Cheaper output tokens
GLM 5 wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
Price Advantage
Aion 2.0
Benchmark Advantage
GLM 5
Context Window
GLM 5
Speed
GLM 5
Pricing Comparison
Price Comparison
| Metric | Aion 2.0 | GLM 5 | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.80 | $0.95 | Aion 2.0 |
| Output (per 1M tokens) | $1.60 | $2.55 | Aion 2.0 |
| Cache Read (per 1M) | N/A | $0.20 | GLM 5 |
Using a 3:1 input/output ratio, Aion 2.0 is 26% cheaper overall.
Aion 2.0 Providers
AionLabs $0.80 (Cheapest)
GLM 5 Providers
AtlasCloud $0.95 (Cheapest)
SiliconFlow $0.95 (Cheapest)
Parasail $1.00
Z.AI $1.00
Friendli $1.00
Benchmark Comparison
3
Benchmarks Compared
0
Aion 2.0 Wins
0
GLM 5 Wins
Benchmark Scores
| Benchmark | Aion 2.0 | GLM 5 | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 40.6 | - |
Coding Index Code generation & understanding | - | 39.0 | - |
GPQA Graduate-level science | - | 66.6 | - |
GLM 5 significantly outperforms in coding benchmarks.
Cost vs Quality
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Other models
Context & Performance
Context Window
Aion 2.0
131,072
tokens
Max output: 32,768 tokens
GLM 5
204,800
tokens
Max output: 131,072 tokens
GLM 5 has a 36% larger context window.
Speed Performance
| Metric | Aion 2.0 | GLM 5 | Winner |
|---|---|---|---|
| Tokens/second | N/A | 46.0 tok/s | |
| Time to First Token | N/A | 3.48s |
Capabilities
Feature Comparison
| Feature | Aion 2.0 | GLM 5 |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Aion 2.0 | GLM 5 |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | Aion Labs | Z-ai |
| Released | Feb 2026 | Feb 2026 |
Aion 2.0 Modalities
Input
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Output
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GLM 5 Modalities
Input
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Output
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