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See where GPT, Claude, Gemini, Perplexity, and Grok agree — and where they don't.

Example query: “How does mRNA vaccine technology work?”
Insight
92% Confidence

mRNA vaccines deliver synthetic messenger RNA encoding a target protein (e.g., the SARS-CoV-2 spike protein) into cells via lipid nanoparticles. Once inside, ribosomes translate the mRNA into protein, which is displayed on the cell surface and recognized by the immune system — triggering both antibody and T-cell responses. The mRNA degrades naturally within days and never enters the nucleus or alters DNA.

AGREE4
mRNA is delivered via lipid nanoparticles that protect it and enable cell entry
The mRNA is translated by ribosomes into the target antigen protein
mRNA does not integrate into DNA or enter the cell nucleus
Both humoral (antibody) and cellular (T-cell) immune responses are generated
DISAGREE2
Duration of immune protection
Clinical data is still maturing — models weigh different study timelines
GPT-4o: Protection wanes significantly after 6 months without boosters
Perplexity: Recent studies suggest memory B-cells provide durable long-term protection even as antibody levels decline
Lipid nanoparticle biodistribution
Pharmacokinetic data interpretation varies across sources
Claude: LNPs remain primarily at the injection site and local lymph nodes
Grok: Biodistribution studies show transient, low-level presence in liver and spleen
✓ GPT-4o✓ Claude✓ Gemini✓ Perplexity✓ Grok

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