MolmoWeb 4B vs phi-4
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | MolmoWeb 4B | phi-4 |
|---|---|---|
| Developer | Ai2 | Microsoft |
| Family | Molmoweb | Phi 4 |
| Model | MolmoWeb 4B | phi-4 |
| Version | MolmoWeb 4B | phi-4 |
| Lifecycle | active | active |
| Released | 2026-03-20 | 2024-12-12 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 10,240 | 16,384 |
| Total parameters | 4,850,869,200 | 14,659,507,200 |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | mit |
| Open weights | Yes | Yes |
| API available | No | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Unknown | Deepinfra (Standard), Hugging Face (Standard), Openrouter (Standard) |
| Capabilities | chat, computer-use, generation, tools, vision | chat, generation |
15 comparable fields · 11 material differences · Pair passes the primary-source comparison gate
MolmoWeb 4B Capabilities
phi-4 Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
MolmoWeb 4BAi2 | vs | MolmoWeb 8BAi2 | family variantsimage, text |
MolmoWeb 4BAi2 | vs | cross-developer peersimage, text | |
MolmoWeb 4BAi2 | vs |  Ministral-3-3B-Reasoning-2512Mistral AI | cross-developer peersimage, text |
MolmoWeb 4BAi2 | vs | Ministral-3-3B-Instruct-2512Mistral AI | cross-developer peersimage, text |
MolmoWeb 4BAi2 | vs | Mistral Large 3Mistral AI | cross-developer peersimage, text |
MolmoWeb 4BAi2 | vs | Ministral-3-14B-Instruct-2512Mistral AI | cross-developer peersimage, text |
Phi-4-reasoningMicrosoft | vs | phi-4Microsoft | family variantstext |
Phi-4-multimodal-instructMicrosoft | vs | phi-4Microsoft | family variantstext |
Phi-4-mini-instructMicrosoft | vs | phi-4Microsoft | family variantstext |
Phi-4-mini-reasoningMicrosoft | vs | phi-4Microsoft | family variantstext |
MolmoWeb 8BAi2 | vs | phi-4Microsoft | cross-developer peerstext |
phi-4Microsoft | vs | Ministral-8B-Instruct-2410Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
MolmoWeb 4B vs phi-4 FAQs
Is MolmoWeb 4B or phi-4 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both MolmoWeb 4B and phi-4, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, MolmoWeb 4B or phi-4?+
Only phi-4 has a directly sourced input price: $0.070 per million tokens. Only phi-4 has a directly sourced output price: $0.14 per million tokens.
Which has a larger context window, MolmoWeb 4B or phi-4?+
phi-4 has the larger sourced context window. MolmoWeb 4B supports 10,240 and phi-4 supports 16,384.
Which performs better in benchmarks, MolmoWeb 4B or phi-4?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can MolmoWeb 4B or phi-4 be self-hosted?+
Both models have the same recorded self-hosting status: supported. MolmoWeb 4B is open weight; phi-4 is open weight.
Can MolmoWeb 4B and phi-4 understand images?+
MolmoWeb 4B is documented with image input; phi-4 is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, MolmoWeb 4B or phi-4?+
Neither has a larger sourced maximum output. MolmoWeb 4B is — and phi-4 is —.
Do MolmoWeb 4B and phi-4 support reasoning and tool use?+
MolmoWeb 4B: tool calling and image input. phi-4: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, MolmoWeb 4B or phi-4?+
MolmoWeb 4B has 0 sourced provider routes; phi-4 has 3, so phi-4 has broader tracked availability.
Which offers better value, MolmoWeb 4B or phi-4?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.