GLM-5.3-Flash (glm-5.3-flash) is a chat model from zai with a 1.0M-token context window; open-weight; capabilities tools, vision, reasoning; input image, pdf, text, video; output text.
1.0MContext
128KMax output
$0.15$ / 1M in
27.8Intelligence
66.56tok / s
Pricing
Input
$0.15 / 1M tokens
Output
$0.5 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: litellm. Last verified 2026-10-30.
Benchmarks
Intelligence index
27.8
Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-11-05.
Performance
Throughput
66.56 tokens/s
Latency (TTFT)
1.45 s
Cited speed metrics — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-11-05.