# V1_CHART_API_URL - **URL:** https://api3.sgx.com/JsonRead/chartdata - **Status:** 200 - **Classification:** ACCESSIBLE - **Content-Type:** text/plain - **Content-Length:** 22 bytes - **Elapsed:** 0.293 s - **Probed at:** 2026-06-24T09:41:13.898403+00:00 ## Notes `https://api3.sgx.com/JsonRead/chartdata` still returns `Not a valid request !` for all guessed parameters (`qryId`, `code`, `noCache`). - The current `www.sgx.com` frontend does not appear to call this endpoint. - **Use the modern chart endpoints instead:** - `SECURITIES_API_URL`: `/charts/historic/stocks/code/{code}/{period}` and `/charts/intraday/stocks/code/{code}/1d`. - `INDICES_API_URL`: `/charts/historic/pid/{pid}/{period}` and `/charts/intraday/pid/{pid}/{period}`. - Include `Origin`/`Referer` headers for `api3.sgx.com` calls.