GPT-4

In one line

GPT-4 by OpenAI, measured by Artificial Analysis at 6.7 on the Intelligence Index, 13.1 on coding. Added to WhichAI automatically from live data on October 13, 2026: no editorial review yet, so judge it by the numbers, not by a verdict. OpenRouter's description: “OpenAI's flagship model, GPT-4 is a large-scale multimodal language model capable of solving difficult problems with greater accuracy than previous models due to its broader general knowledge and advanced reasoning...”

Alternatives worth a look

• Reka Flash 3 (Reka AI) · AA 6.4Open weights
• Qwen3 VL 8B Instruct (Alibaba) · AA 7.3API $0.25/$0.75 per 1M tokens on OpenRouter · open weights · listed October 14, 2025
• Ministral 3 14B (Mistral AI) · AA 6Open weights · edge/on-device

Artificial Analysis Intelligence Index, official scale (the number published on artificialanalysis.ai), relayed by OpenRouter and refreshed automatically: last read October 13, 2026. 210 models carry a current official measurement. A value marked ~ is converted from an earlier snapshot because no current measurement is published; an unmeasured model is never ranked. Context, price, modality and listing dates come from the public OpenRouter model list (refreshed automatically on the live site; static copy retrieved October 3, 2026) and vendor pages. Missing values are not published or not yet verified - shown as -. Sources are linked inside the app (the Ranking chapter and About > Methodology).