GPT-4o
OpenAI flagship multimodal model — text, vision, audio
Verdict
Still the workhorse for production RAG and agentic pipelines. JSON mode, function calling, and vision are battle-tested. Best cost/quality ratio for most enterprise deployments.
Other Text Generation & Reasoning
- Claude 3.5 SonnetProduction
Anthropic's proven workhorse with 200K context and computer use
- Claude 4 SonnetProduction
Anthropic's latest — best-in-class coding, reasoning, and safety
- Command R+Stable
Cohere's enterprise model optimised for RAG and tool use
- DeepSeek R1Production
Open-weight chain-of-thought reasoning rivalling GPT-o1
- DeepSeek V3Production
685B MoE model trained for $5.5M — remarkable efficiency
- GLM-5Experimental
Zhipu AI's 754B frontier model from China's leading AI lab