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Altar 1

Aikido SecurityOpen WeightsPending Human Review

Altar 1 is Aikido Security’s independently named, compressed language model for private defensive security infrastructure. It prunes GLM-5.3 to 168 routed experts per layer and stores most expert weights in INT4, reducing the downloadable checkpoint to about 328 GB and 504B parameters without adding new trained skills. Calibration emphasizes security, coding, tool use, and multiple languages. The primary model card documents a 128K serving setup on four H200 GPUs. It remains governed by the GLM-5.3 license and requires external tools for vulnerability investigation.

2026-09-21
504B total, approximately 40B active
Expert-pruned GLM-5.3 Mixture of Experts, W4A16
GLM-5.3 License

Specifications

Parameters
504B total, approximately 40B active
Architecture
Expert-pruned GLM-5.3 Mixture of Experts, W4A16
License
GLM-5.3 License
Context Window
131,072 tokens
Type
text
Modalities
text

Benchmark Scores

Advanced Specifications

Model Family
Altar
API Access
Not Available
Chat Interface
Not Available
Multilingual Support
Yes

Capabilities & Limitations

Capabilities
code analysissecurity reasoningtool useprivate inference
Known Limitations
Compression loses some parent-model accuracySecurity evaluation is small and harness-dependentSpecialized license and substantial hardware requirements apply
Notable Use Cases
private security agentsair-gapped code reviewauthorized penetration testing
Tool Use Support
Yes