Raptor 0.5: A Small Agent Model for the Macs Everyone Actually Owns
An 8B mixture-of-experts that activates only ~1B parameters per token, runs the full Osaurus tool surface in 6.3 GB, and stays resident on the 8–16 GB Macs most people own.
Osaurus
Raptor 0.5
Osaurus
An 8B mixture-of-experts that activates only ~1B parameters per token, runs the full Osaurus tool surface in 6.3 GB, and stays resident on the 8–16 GB Macs most people own.
Specs
Model
- Family
- Raptor
- Variant
- 0.5
- Parameters
- 7.9B total, ~1B active (MoE)
- Weights
- Open
- License
- MIT
Limits
- Context
- 131,072 tokens
Modalities
- Input
- Text
- Output
- Text
Capabilities
- Reasoning
- Yes
- Reasoning control
- On / off
- Tool calling
- Yes
Dates
- Released
- 2 Sept 2026
Articles
All articlesosaurus.ai