Molmo2-8B is an open vision-language model developed by the Allen Institute for AI (Ai2) as part of the Molmo2 family, supporting image, video, and multi-image understanding and grounding. It is based on Qwen3-8B and uses SigLIP 2 as its vi…
Model details →AllenAI: Molmo2 8B vs Anthropic Claude Sonnet Latest
Anthropic Claude Sonnet Latest wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
This model always redirects to the latest model in the Anthropic Claude Sonnet family.
Model details →Side-by-side comparison
| Capability | AllenAI: Molmo2 8B | Anthropic Claude Sonnet Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 37K | 1M | 🏆 Anthropic Claude Sonnet Latest |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.20 | $2.00 | 🏆 AllenAI: Molmo2 8B |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.20 | $10.00 | 🏆 AllenAI: Molmo2 8B |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 Anthropic Claude Sonnet Latest |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 Anthropic Claude Sonnet Latest |
Frequently asked questions
Is AllenAI: Molmo2 8B better than Anthropic Claude Sonnet Latest?
Anthropic Claude Sonnet Latest wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AllenAI: Molmo2 8B and Anthropic Claude Sonnet Latest?
Input: $0.20 vs $2.00 per 1M tokens. Output: $0.20 vs $10.00 per 1M tokens.
What context windows do AllenAI: Molmo2 8B and Anthropic Claude Sonnet Latest support?
AllenAI: Molmo2 8B supports up to 37K tokens. Anthropic Claude Sonnet Latest supports up to 1M tokens.
Do both AllenAI: Molmo2 8B and Anthropic Claude Sonnet Latest support tool calling?
AllenAI: Molmo2 8B: not advertised. Anthropic Claude Sonnet Latest: yes.
Compare AllenAI: Molmo2 8B with other models
vs Anthropic Claude Haiku Latestvs Anthropic Claude Sonnet Latestvs Anthropic: Claude Fable Latestvs Anthropic: Claude Opus Latest