A bunch of fluffy words sprinkled in stardust, or an effective global agreement between countries and tech companies that will make a meaningful difference?

That is the challenge that lies before Prime Minister Jacinda Ardern as she heads to Paris tomorrow for the Christchurch Call summit next week.

Ardern has made a global impression during her tenure as Prime Minister, including from appearances at APEC and cradling her daughter Neve on the floor of the UN general assembly.

But Paris will be different because, while she is co-chairing the summit with French President Emmanuel Macron,