Welcome to Stack Overflow @ks69! Currently there is no way to embed an iframe—and TSI does not have plans to enable this functionality given that it would pose a security risk. TSI requires (and will always require) that clients provide a valid access token with each query. However, you can leverage the front-end JS SDK to display charts. Take a look at the client samples here.
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…