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These are external AI services. Free access, features and daily limits may change.
For important educational, medical, legal or financial matters, verify important information from a reliable source.
C
Useful for:
Study, writing, coding, general questions
Free plan available with usage limits.
Open
G
Useful for:
Learning, writing, planning, general help
Free access available; some features need sign-in.
Open
Cl
Useful for:
Explanations, writing, documents, reasoning
Free plan available with usage limits.
Open
Co
Microsoft Copilot
Microsoft
Useful for:
General questions, web help, productivity
Free version available; limits may apply.
Open
P
Useful for:
Research, current information, cited answers
Free Standard plan available.
Open
D
Useful for:
Reasoning, maths, coding, general questions
Free web access available.
Open
Gk
Useful for:
General questions, brainstorming, current topics
Free access available with usage limits.
Open
Q
Useful for:
Study help, reasoning, maths, coding, images and research
Qwen says its AI assistant is free to use and open to all.
Open
Z
Useful for:
General questions, reasoning, writing and AI creation tools
Free web access is available; account or limits may apply to some features.
Open
W
WolframAlpha
Maths & Science
Useful for:
Maths, science, equations, calculations, graphs and answer checking
Free basic educational use is available; advanced step-by-step features may require Pro.
Open
N
Useful for:
Study from PDFs, notes, websites and learning material with source-grounded answers
Free standard access is available with a Google account; usage limits apply.
Open