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MultimodalAUTO PROFILEPriced via OpenRouter

Z.ai: GLM 5.3 FlashX Legal

text+image+video->text

Z.ai: GLM 5.3 FlashX Legal is a general-purpose chat-tuned model. Available via z-ai. 1,048,576-token context. Efficient pricing.

Z.ai: GLM 5.3 FlashX Legal is a multimodal AI model from z-ai. It costs $0.3700 per million input tokens and $1.25 per million output tokens (blended $0.6340/M), with a 1,048,576-token context window.

Modalities text, vision, videoPricing source ↗Compare with another model →Estimate monthly cost →

RatesUSD per million tokens. Blend is 70% input, 30% output, our calculation.

INPUT
$0.3700/M
per million input tokens
OUTPUT
$1.25/M
per million output tokens
BLENDED 70/30
$0.6340/M
unchanged
default reference rate · how it is calculated →
CONTEXT
1,048,576
tokens
What it is good at
  • Solid general chat performance
  • Reasonable instruction following
  • Multimodal: handles images alongside text
Typical use cases
  • General chat
  • Drafting and rewriting
  • Personal productivity

Benchmarks

No published benchmark scores tracked for this model yet. Frontier and reasoning models from major providers have scores; smaller models and inference-host variants typically inherit the underlying open-weights score.

More from z-ai

See all 6 →
Z.ai: GLM 5.3 Prime
text->text · 1,000,000 ctx
in $2.80/Mout $8.80/M
Z.ai: GLM 5.3 FlashX
text+image+video->text · 1,048,576 ctx
in $0.3700/Mout $1.25/M
Z.ai: GLM 5.3 Flash
text+image+video->text · 1,048,576 ctx
in $0.0900/Mout $0.3000/M
Z.ai: GLM 5.3 Flash (batch)
text+image+video->text · 1,048,576 ctx
in $0.0500/Mout $0.1800/M
Z.ai: GLM 5.3
text->text · 1,048,576 ctx
in $1.40/Mout $4.40/M
Z.ai: GLM 5.3 (batch)
text->text · 1,048,576 ctx
in $0.7200/Mout $2.40/M

Frequently asked questions

How much does Z.ai: GLM 5.3 FlashX Legal cost?

Z.ai: GLM 5.3 FlashX Legal costs $0.3700 per million input tokens and $1.25 per million output tokens, for a blended reference rate of $0.6340 per million tokens.

What is Z.ai: GLM 5.3 FlashX Legal's context window?

Z.ai: GLM 5.3 FlashX Legal supports up to 1,048,576 tokens of context in a single request.

What is Z.ai: GLM 5.3 FlashX Legal best for?

Z.ai: GLM 5.3 FlashX Legal is well suited to Solid general chat performance, Reasonable instruction following and Multimodal: handles images alongside text.

Who makes Z.ai: GLM 5.3 FlashX Legal?

Z.ai: GLM 5.3 FlashX Legal is developed and served by z-ai.

Terms used on this page

Full glossary →
TokenInput tokensOutput tokensPrice per million tokensContext windowPrompt cachingBatch APIBlended cost