Pick an agent on the left. Paste an API key in the header. Ask anything. Every answer ships with the evidence behind it.
Free Sandbox: 250 queries/month, 50/day (20 RPM), all ten domains.
Pay-As-You-Go: $10+ top-up unlocks 1,000 evaluation queries/month through January 2027 ($0.03/Base query with 2K in/out tokens included; +$4/1M in, +$16/1M out overage).
Responses take 5 to 60 seconds depending on query depth.
Citations, sources, and the model used appear under each reply.
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250 queries / month. 50 / day (20 RPM). All 11 agents. No credit card.