Oil gained after OPEC+ forecast a tightening market, and on mildly optimistic economic commentary from energy ministers including Saudi's Prince Abdulaziz bin Salman. The JMMC recommended raising July output as expected, but gave no hints as to what might happen after that. The IEA's Fatih Birol would like any plans to include yet more production, seeing a risk of over-tightening given demand may return to pre-pandemic levels in a year. The Covid-era glut has almost gone and stockpiles will slide rapidly in the second half, according to an OPEC+ committee.