Social network X (formerly Twitter) launched new top-up packs for its developer API program on Tuesday. These paid upgrades will allow developers to fetch roughly 10,000 posts for $100 if they hit their existing tier’s limit midway through the month. Last year, Elon Musk curtailed free API access and released new paid tiers with the basic level starting at $100 per month. The company released a $5,000 per month Pro tier with higher limits later in the year. Different developer API access tiers w...