It needs a supported broker connection
ChatGPT can help research stocks without controlling an account. Submitting an order requires a broker integration that exposes trading tools, an eligible account and the permissions supported by that ChatGPT experience.
Robinhood lists ChatGPT setup instructions, and Public offers a ChatGPT MCP connection. That does not mean every chat, plan or workspace can execute every kind of trade. Follow the broker’s current instructions and check the permissions shown during setup.
Four things to verify
- Data access. Ask which account it can see and the timestamp of the holdings. A pasted screenshot is a snapshot, not a live connection.
- Trading access. An account-reading tool is different from an order-submission tool. Confirm what is enabled; do not infer it from a successful sign-in.
- Approval. Read the proposed ticker, side, quantity, order type and account before authorizing an order. The assistant’s ability to execute can also depend on its own restrictions.
- Order status. Look for the broker’s order record. A message saying “done” is not a fill confirmation, and an accepted limit order may remain open.
A useful first prompt
Show the connected account’s holdings and available cash, with the data timestamp. List the three largest positions as percentages. Do not submit, modify or cancel any orders. State what information you cannot access.
Compare the answer with your broker. If the totals do not reconcile, resolve that before asking for a trade. A request to avoid trading is still an instruction; use read-only permissions where the integration offers them.
A chat is not automatically a recurring strategy
“Do this every Monday” only works if the product supports a persistent schedule and has the required execution permissions. Ask where the job runs and where you can inspect its history.
Agency supplies its own schedule, plan and allocation controls. You do not need a separate ChatGPT subscription to use it. Compare the workflows in choosing AI for a brokerage account.