Jump to Your Use Case
Coding
Best LLM for Coding →Reasoning
Best LLM for Reasoning →Writing
Best LLM for Writing →Agents
Best LLM for Agents →Low Cost
Cheapest LLM →Speed
Fastest LLM →Open Source
Best Open Source LLM →If Your Use Case Isn't Listed
See our broader AI Model Comparison framework, or try our AI Model Selector tool for a tailored starting recommendation.
Related Pages
Frequently Asked
Is this list exhaustive?
It covers the most common use cases; for anything more specialized, see our broader AI Model Comparison framework or AI Model Selector tool.
How often is this index updated?
As new category roundups are added or existing ones are meaningfully updated.
Can one model be best across multiple use cases?
Yes, several models (like Claude Opus 4.8 and GPT-5) appear across multiple roundups given their broad general strength.
Where do I start if I have several different needs?
Check each relevant roundup separately, since the right model can differ by specific task even within your own workflow.