SecondSource

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Ask about any headline in the conversation. The agent reads what the people involved posted and what newsrooms and filings report. The verdict and its sources appear here, with a receipt for every source.

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You pay per question, 2 tADA on Cardano Preprod or 0.10 USDC on Base Sepolia, and only when the verdict is ready. Test funds: tADA, USDC. SecondSource buys its own evidence in aUSD, so you never need aUSD. Agents call the same thing at POST /api/x402/investigate.