{
    "action": "tool_call",
    "reasoning": "I have no tool results in evidence, so I can't cite the numbers from my earlier draft. I'll re-ground them with one query that profiles the Amount in USD column, parsing it safely and excluding NaN or non-finite values.",
    "tool": "query_sql",
    "args": {
        "sql": "WITH a AS (SELECT \"Startup Name\" AS startup, \"Date dd/mm/yyyy\" AS dt, \"InvestmentnType\" AS round, TRY_CAST(REPLACE(\"Amount in USD\", ',', '') AS DOUBLE) AS amt FROM raw.startup_funding), v AS (SELECT * FROM a WHERE amt IS NOT NULL AND isfinite(amt) AND amt > 0) SELECT COUNT(*) AS total_rows, (SELECT COUNT(*) FROM v) AS valued_deals, MEDIAN(amt) AS median_amt, SUM(amt) AS total_amt, MAX(amt) AS max_amt, COUNT(*) FILTER (WHERE amt >= 100000000) AS deals_100m_plus, SUM(amt) FILTER (WHERE amt >= 100000000) / SUM(amt) AS share_100m_plus, (SELECT COUNT(*) FROM a WHERE amt IS NOT NULL AND NOT isfinite(amt)) AS nonfinite_rows FROM v",
        "purpose": "Profile deal amount distribution: count of usable amounts, median, total, max, and concentration in $100M+ deals, excluding NaN/non-finite values",
        "source": "raw"
    }
}