GPT-4o (2024-08-06) (OpenAI) and Qwen3 30B A3B (Qwen) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.
Snapshot as of 3 September 2026
As of 3 September 2026, GPT-4o (2024-08-06) holds the stronger ModelCap Index position (#110 vs #111); Qwen3 30B A3B is 20× cheaper per output token ($0.50/1M vs $10.00/1M); Qwen3 30B A3B offers the longer context window (131K vs 128K tokens); and Qwen3 30B A3B ships open weights.
Evidence: 3 public benchmark observations across 3 boards · 2 public benchmark observations across 2 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.
Benchmark scores: GPT-4o (2024-08-06) vs Qwen3 30B A3B
Public benchmark boards where GPT-4o (2024-08-06) or Qwen3 30B A3B has a published result
GPT-4o (2024-08-06) vs Qwen3 30B A3B: common questions
Is GPT-4o (2024-08-06) better than Qwen3 30B A3B?
GPT-4o (2024-08-06) ranks higher on the ModelCap Index as of 3 September 2026: #110 against #111. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.
Is GPT-4o (2024-08-06) cheaper than Qwen3 30B A3B?
Qwen3 30B A3B is cheaper on output tokens: $0.50/1M against $10.00/1M. Input tokens are $2.50/1M for GPT-4o (2024-08-06) and $0.12/1M for Qwen3 30B A3B. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.
Which has the bigger context window, GPT-4o (2024-08-06) or Qwen3 30B A3B?
Qwen3 30B A3B has the larger context window: 131K tokens against 128K.
Which is better for coding, GPT-4o (2024-08-06) or Qwen3 30B A3B?
Are GPT-4o (2024-08-06) and Qwen3 30B A3B open-weight models?
GPT-4o (2024-08-06): API only. Qwen3 30B A3B: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.
Where can I run GPT-4o (2024-08-06) and Qwen3 30B A3B?
ModelCap currently lists 2 API providers for GPT-4o (2024-08-06) and 2 for Qwen3 30B A3B, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.
How current is this GPT-4o (2024-08-06) vs Qwen3 30B A3B comparison?
Every figure comes from the sealed ModelCap dataset published 3 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.