const url = `${process.env.LANGFLOW_SERVER_URL ?? ""}/api/v1/run/${process.env.FLOW_ID ?? ""}?stream=false`; const options = { method: 'POST', headers: { "Content-Type": `application/json`, "x-api-key": `${process.env.LANGFLOW_API_KEY ?? ""}`, }, body: JSON.stringify({ "input_value": "hello world!", "output_type": "chat", "input_type": "chat", "tweaks": { "ChatOutput-6zcZt": { "should_store_message": true } } }), }; fetch(url, options) .then(async (response) => { if (!response.ok) { throw new Error(`HTTP ${response.status}`); } const text = await response.text(); console.log(text); }) .catch((error) => console.error(error));