Z.ai

GLM 5.3 FlashX

Tool callingReasoningImage inputVideo input
Context
1.0M
Listed
3w ago
Input / 1M tokens
$0.37
Output / 1M tokens
$1.25
Cached input / 1M tokens
$0.09

Sources:OpenRouter

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Other sourced evaluations appear below; missing scores are not zero.

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

No benchmark results have been matched to this model yet.

Specifications

Developer
Z.ai
Model family
GLM
Type
Language model
Predecessor
—
Successor
—
Listed on OpenRouter
September 18, 2026
Model ID
z-ai/glm-5.3-flashx
Openness
Unknown
License
—
Input modalities
text, image, video
Output modalities
text
Modality
text+image+video->text
Tokenizer
Other
Max output tokens
131K
Hugging Face
—
Source freshness
Endpoints synced Oct 14, 2026, 11:17 PM UTC

Infrastructure

Provider availability

All providers
ProviderEndpointContextInput /M tokensOutput /M tokensCached input /M tokensCache write /M tokensUptime 1dData handling
Z.AIz-ai/fp81.0M$0.37$1.25$0.09—100.00%
ZDR: Yes

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-15

Provider data:OpenRouter