Identity
- Status
- active
- Developer ID
allenai/MolmoWeb-8B- Released
- Mar 20, 2026
- Version
- MolmoWeb 8B
- License
- apache-2.0
Ai2MolmoWeb 8B
MolmoWeb 8B is Ai2's larger fully open multimodal web agent for visual browsing and grounded computer interaction.
- Token context
- 10K tokens
- Inputs
- Text, Image
- Outputs
- Text
- Released
- Mar 20, 2026
Providers & Pricing
0 current hosted offerings
No Hosted API Available
This record is downloadable or self-hosted. Its cost depends on the infrastructure and serving configuration, not a universal model price.
At a Glance
Model Facts
Capacity
- Token context
- 10K tokens
- Maximum output
- Unknown
- Total parameters
- 8.7B
- Active parameters
- Unknown
- Knowledge cutoff
- Not reported
Interface and Access
- Inputs
- Text, Image
- Outputs
- Text
- API available
- No
- Open weights
- Yes
- Self-hostable
- Yes
- Reasoning
- No
- Vision
- Yes
- Tool calling
- Yes
- Capabilities
- chat, computer-use, generation, tools, vision
This page represents one developer model product. Dated API snapshots, serving endpoints, pricing, regions, quantizations, and service tiers attach as versioned aliases or provider details and never create duplicate public model records.
Version Lineage
PredecessorUnknown
SuccessorsUnknown
Aliasesallenai/MolmoWeb-8B, MolmoWeb 8B
Explicit Unknowns
- Maximum output
- Tokenizer
- Knowledge cutoff
Primary Evidence
Sources and Observation Date
Comparable Peers
Related Model Comparisons
| A | Pair | B | Context |
|---|---|---|---|
MolmoWeb 8BAi2 | vs | MolmoWeb 4BAi2 | family variantsimage, text |
MolmoWeb 8BAi2 | vs |  phi-4Microsoft | cross-developer peerstext |
MolmoWeb 8BAi2 | vs |  Ministral 3 14B Instruct 2512Mistral AI | cross-developer peersimage, text |
MolmoWeb 8BAi2 | vs | Ministral 3 8B Instruct 2512Mistral AI | cross-developer peersimage, text |
MolmoWeb 8BAi2 | vs | Ministral 3 8B Reasoning 2512Mistral AI | cross-developer peersimage, text |
MolmoWeb 8BAi2 | vs | Ministral 8B Instruct 2410Mistral AI | cross-developer peerstext |
MolmoWeb 8BAi2 | vs |  GPT-4.1 MiniOpenAI | cross-developer peersimage, text |
MolmoWeb 8BAi2 | vs | GPT-4.1 NanoOpenAI | cross-developer peersimage, text |
MolmoWeb 8BAi2 | vs |  PII TracerPerplexity | cross-developer peerstext |
MolmoWeb 8BAi2 | vs |  GLM 5V TurboZ.ai | cross-developer peersimage, text |
Questions
MolmoWeb 8B FAQs
What is MolmoWeb 8B?+
MolmoWeb 8B is Ai2's larger fully open multimodal web agent for visual browsing and grounded computer interaction. It is developed by Ai2 and its current sourced lifecycle status is active.
What inputs and outputs does MolmoWeb 8B support?+
MolmoWeb 8B's current record lists Text and Image as input and Text as output.
How much context does MolmoWeb 8B support?+
The current record lists a 10K-token context window and does not report a maximum output length.
Is MolmoWeb 8B available through an API?+
MolmoWeb 8B is explicitly marked as not API-available in the current record.
How large is MolmoWeb 8B?+
The current record lists 8.7B total parameters and an unknown active parameter count. Its architecture is Molmo2ForConditionalGeneration.
What capabilities and tasks does MolmoWeb 8B support?+
MolmoWeb 8B's recorded capabilities are chat, computer-use, generation, tools, and vision. Its supported tasks are image and text.
How much does MolmoWeb 8B cost through an API?+
MolmoWeb 8B has no verified hosted API offering, so no provider token price applies. It is a downloadable or self-hosted artifact whose cost depends on the serving infrastructure and workload.
Can MolmoWeb 8B be self-hosted?+
MolmoWeb 8B is an open-weight model. Self-hosting is supported, and the recorded license is apache-2.0.
Does MolmoWeb 8B have related versions or aliases?+
No predecessor is recorded. No successor is recorded. Recorded aliases are allenai/MolmoWeb-8B and MolmoWeb 8B.
Which models can MolmoWeb 8B be compared with?+
The current compatible peer set includes MolmoWeb 4B, phi-4, Ministral 3 14B Instruct 2512, Ministral 3 8B Instruct 2512, and Ministral 3 8B Reasoning 2512. Compatibility requires shared sourced modalities and tasks; it does not imply that one model is better. Browse model comparisons →