{
    "action": "tool_call",
    "reasoning": "My earlier answer wasn't valid JSON and I can't confirm its numbers from evidence in this turn. I'll rerun a monthly count and total-amount query with safe parsing so the results are grounded and rendered.",
    "tool": "query_sql",
    "args": {
        "sql": "WITH p AS (SELECT TRY_STRPTIME(REPLACE(REPLACE(TRIM(\"Date dd/mm/yyyy\"), chr(194)||chr(160), ''), '\\\\xc2\\\\xa0', ''), '%d/%m/%Y') AS d, TRY_CAST(REPLACE(REPLACE(TRIM(\"Amount in USD\"), ',', ''), '\\\\xc2\\\\xa0', '') AS DOUBLE) AS amt FROM raw.startup_funding) SELECT DATE_TRUNC('month', d)::DATE AS month, COUNT(*) AS deals, COUNT(amt) AS deals_with_amount, SUM(amt) AS total_usd, MEDIAN(amt) AS median_usd FROM p WHERE d IS NOT NULL GROUP BY 1 ORDER BY 1",
        "purpose": "Monthly deal count and funding total to assess trend, spikes and breaks over time",
        "source": "raw"
    }
}