pi-0.5
Open-weight VLA policies that transfer across robot embodiments and novel homes.
Full pi-0.5 record →Head to head
pi-0.5 vs Apollo
pi-0.5 (Physical Intelligence) and Apollo (Apptronik) both sit in Robotics. Apollo shipped more tracked changes in the last 30 days (6 vs 0). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | pi-0.5 Physical Intelligence | Apollo Apptronik |
|---|---|---|
| Segment | Robotics | Robotics |
| Version | pi-0.5 | Apollo 2 |
| Entry cost | Open-source model weights and code available for free on GitHub. | Pricing not published (contact sales / get started) |
| Pricing tiers | Open Source free | — |
| Model stack | gemma · pi-0.5 · pi-0.5-DROID · pi-0.5-LIBERO · pi05_base · π₀-FAST · π0.5 | Embodied AI · Gemini Robotics · unknown |
| Context window | — | — |
| Public API | ||
| Routes models | ||
| Changes / 30d | 0 | 6 |
| Origin | Global | Global |
| Capabilities | cross-embodiment transfer, open-world generalisation, open checkpoints, vision-language-action model (VLA), open-world generalization, knowledge insulation, flow matching, robotics control | Force-controlled joints, Swappable battery, Logistics pilots, Embodied AI, Bipedal mobility, Wheeled mobility, Dexterous manipulation, Voice interaction |
Apollo
Force-controlled humanoid piloted with Mercedes-Benz and GXO, using Google DeepMind models for manipulation.
Full Apollo record →