z-ai / text-generation API-only released 2026-11-02

GLM 5.3 FlashX Legal

GLM-5.3-FlashX-Legal (GLM-Legal) is Z.ai's legal-domain variant of GLM-5.3-FlashX, a native multimodal model that accepts text, image, and video input and produces text. It adds legal-domain mid-training and post-training with reinforcement...

Input / 1M
$0.37
Output / 1M
$1.25
Context
1M
AA Intelligence
—
Closed weights — available only as a hosted API text + image + video → text View on OpenRouter ↗

Pricing

via OpenRouter · USD per 1M tokens · synced 2026-11-10
$0.37
input / 1M
$1.25
output / 1M
$0.075
cached input / 1M
$1.62
1M in + 1M out
Context window
1,048,576 tokens
Max output
131,072 tokens
Providers
1
Cheapest provider
Z.AI · $0.37 / $1.25
Best throughput
—
AA Intelligence / Coding / Agentic
— / — / —
✓ Tool calling ✓ Reasoning ✓ Structured outputs ✓ Image input ✗ File input ✗ Audio input ✓ Prompt caching

Price history

blended (3:1 input:output) per 1M tokens · daily snapshots · 8 days · 0 changes
$0.59$0.59
Nov 3Nov 5Nov 8Nov 10

Providers

1 provider · per 1M tokens · last 30 min metrics
ProviderQuantContextInputOutputUptimeTok/s
Z.AI fp8 1M $0.37 $1.25 100% —
Provider data from OpenRouter's endpoint listing, refreshed daily.

Specifications

Organisation
z-ai
Released on OpenRouter
2026-11-02
Context window
1,048,576 tokens
Max output
131,072 tokens
Input
text, image, video
Output
text
Tokenizer
Other
Moderated by provider
No
OpenRouter id
z-ai/glm-5.3-flashx-legal
Compare with
Prices, context and providers from the public OpenRouter API, snapshotted daily; benchmark indices from Artificial Analysis. See /methodology.