AI Comparisons
Comparisons combine curated difference notes with the verified entities, providers and graph relationships already tracked in iilib.
Subscription decisions
Compare paid AI plans at the point of purchase
These comparisons focus on subscription pricing, included capabilities, billing structure and who each plan best fits.
ChatGPT Plus vs Claude Pro
Same $20 monthly price, different emphasis: broad multimodal AI and Codex versus Claude Code, Projects, Research, connectors and annual billing.
ChatGPT Plus vs Google AI Pro
Nearly identical monthly price, but one centers on ChatGPT while the other bundles Gemini with Google apps, creative tools, storage and family benefits.
ChatGPT Plus vs Perplexity Pro
Same $20 monthly price, but one is a broad assistant and the other is centered on citation-first research, search and multi-model choice.
Claude Pro vs Perplexity Pro
Same $20 monthly and $200 annual reference price, but one centers on Claude and Claude Code while the other centers on cited research and multi-model choice.
Entity research table
Comparison index
Provider and graph columns are derived from verified relationships. They are context for the comparison, not ranking signals.