Zhipu AI (智谱AI) offers GLM-4 through the BigModel platform. GLM-4 is competitive with GPT-4 on Chinese benchmarks. New users receive free credits without a credit card.
// Pros
GLM-4-Flash model is free
Strong Chinese language
Vision support
// Cons
Phone required
Primarily Chinese docs
May need VPN
// Score breakdown
Reliability (35%) (from 2m ago health check)100/100
Free Tier Generosity (30%) (computed from quota, no-CC, no-phone fields)75/100
Documentation (20%) (human rating)78/100
Popularity (15%) (GitHub stars (log-normalised), or manual baseline)78/100