OpenAI vs Zhipu AI
A comprehensive comparison of OpenAI (7 models) and Zhipu AI (2 models) across pricing, benchmarks, context windows, and capabilities. Updated for 2026.
Provider Overview
OpenAI
Models
7
Price range
$0.75 – $18.00
Avg benchmarks
84.1%
Avg context
169K
Zhipu AI
Models
2
Price range
$2.80 – $4.20
Avg benchmarks
81.4%
Avg context
200K
Model Lineup Comparison
| Model | Provider | Category | Input $/1M | Output $/1M | Context | Avg Bench |
|---|---|---|---|---|---|---|
| GLM-5 | Zhipu AI | Flagship | $1.00 | $3.20 | 200K | 77.8% |
| GPT-5 | OpenAI | Flagship | $1.25 | $10.00 | 128K | 85.7% |
| GPT-5.2 Codex | OpenAI | Flagship | $1.75 | $14.00 | 200K | 86.8% |
| GPT-5.3 Codex | OpenAI | Flagship | $2.00 | $16.00 | 200K | 88.2% |
| GLM-4.7 | Zhipu AI | Mid-Tier | $0.60 | $2.20 | 200K | 85.0% |
| GPT-4o | OpenAI | Mid-Tier | $2.50 | $10.00 | 128K | 78.6% |
| o3 | OpenAI | Reasoning | $0.40 | $1.60 | 200K | 86.9% |
| o4-mini | OpenAI | Reasoning | $1.10 | $4.40 | 200K | 84.8% |
| GPT-4o Mini | OpenAI | Budget | $0.15 | $0.60 | 128K | 77.6% |
Head-to-Head by Category
Flagship
$2.00/1M
$16.00/1M
200K
88.2%
$1.00/1M
$3.20/1M
200K
77.8%
Mid-Tier
Reasoning
$0.40/1M
$1.60/1M
200K
86.9%
Budget
$0.15/1M
$0.60/1M
128K
77.6%
Verdict
Best on price: OpenAI offers the cheapest option at $0.75/1M tokens combined, vs $2.80/1M from Zhipu AI.
Higher benchmarks: OpenAI averages 84.1% across models, vs 81.4% from Zhipu AI.
Larger context: Zhipu AI averages 200K context window across models.
More models: OpenAI offers 7 models vs 2 from Zhipu AI.
Choose OpenAI if cost is your priority. Choose OpenAI if you need the highest quality across your workloads.