{
    "action": "tool_call",
    "reasoning": "My previous reply quoted numbers that are not in the evidence available to me, so I can't rely on them. I'll re-ground the funding-trend analysis by querying yearly deal counts and disclosed amounts, with safe casting for the malformed values.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT TRY_CAST(regexp_extract(\"Date dd/mm/yyyy\", '(\\d{4})\\s*$', 1) AS INTEGER) AS yr, COUNT(*) AS deals, COUNT(TRY_CAST(REPLACE(\"Amount in USD\", ',', '') AS DOUBLE)) AS deals_with_amount, MEDIAN(TRY_CAST(REPLACE(\"Amount in USD\", ',', '') AS DOUBLE)) AS median_usd, SUM(TRY_CAST(REPLACE(\"Amount in USD\", ',', '') AS DOUBLE)) AS total_usd FROM raw.startup_funding GROUP BY 1 ORDER BY 1",
        "purpose": "Yearly deal count, disclosed-amount coverage, median and total ticket size to assess acceleration or slowdown",
        "source": "raw"
    }
}