Model comparison · image, text
MolmoAct2-Think vs Claude Haiku 4.5
Symmetrical, primary-source facts with unknown values left visible. No winner is assigned without comparable measurements.
FieldAt a glance
Ai2 · activeMolmoAct2-ThinkVerified Aug 28, 2026
Anthropic · activeClaude Haiku 4.5Verified Aug 28, 2026
Technical differences
Side-by-side facts
| Field | MolmoAct2-Think | Claude Haiku 4.5 |
|---|---|---|
| Developer | Ai2 | Anthropic |
| Family | Molmoact2 Think | Claude 4 5 |
| Model | MolmoAct2-Think | Claude Haiku 4.5 |
| Version | MolmoAct2-Think | Claude Haiku 4.5 |
| Lifecycle | active | active |
| Input modalities | Model-specific input | Text, Image |
| Output modalities | Model-specific input | Text |
| Context window | 16384 | 200000 |
| Total parameters | 5447439152 | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | Yes | No |
| API available | Unknown | Yes |
| Self-hostable | Yes | No |
| Capabilities | reasoning, robot_action_generation | chat, generation, reasoning, tools |
11 comparable fields · 10 material differences · Pair passes the primary-source comparison gate
Primary benchmark evidence
Comparable performance
No protocol-matched benchmark yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.
MolmoAct2-Think capabilities
Input price—
Output price—
Serving providers0
Canonical IDallenai/MolmoAct2-Think
Claude Haiku 4.5 capabilities
Input price$1.00
Output price$5.00
Serving providers1
Canonical IDanthropic/claude-haiku-4-5-20251001
Internal comparison graph
Related comparisons
Primary evidence