Is Claude Sonnet 5.5 or GLM 5.3 GLB cheaper?
GLM 5.3 GLB is cheaper ($1.40 / 1M tokens input / $4.40 / 1M tokens output) vs Claude Sonnet 5.5 ($2 / 1M tokens input / $10 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.