MolmoWeb 4B vs NVIDIA Nemotron 3.5 Lightning 30B A3B
At a Glance
| Compare | MolmoWeb 4BAi2 | |
|---|---|---|
| Pricing and Limits | ||
| Context windowMaximum documented tokens | 10K | 1,049K |
| Model facts checked | Sep 3, 2026View model evidence → | Sep 3, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | MolmoWeb 4B | NVIDIA Nemotron 3.5 Lightning 30B-A3B |
|---|---|---|
| Developer | Ai2 | NVIDIA |
| Family | Molmoweb | Nvidia Nemotron 3 5 Lightning |
| Model | MolmoWeb 4B | NVIDIA Nemotron 3.5 Lightning 30B-A3B |
| Version | MolmoWeb 4B | NVIDIA Nemotron 3.5 Lightning 30B-A3B |
| Lifecycle | active | active |
| Released | 2026-03-20 | 2026-08-11 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 10K | 1,049K |
| Total parameters | 4.9B | 30B |
| Active parameters | Unknown | 3B |
| License | apache-2.0 | openmdw-1.1 |
| Open weights | Yes | Yes |
| API available | No | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Unknown | Fireworks Ai (Standard) |
| Capabilities | chat, computer-use, generation, tools, vision | agents, chat, generation, reasoning, tools |
MolmoWeb 4B Capabilities
NVIDIA Nemotron 3.5 Lightning 30B A3B Capabilities
Primary Evidence
Sources and Freshness
Questions
MolmoWeb 4B vs NVIDIA Nemotron 3.5 Lightning 30B A3B FAQs
Is MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both MolmoWeb 4B and NVIDIA Nemotron 3.5 Lightning 30B A3B, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B?+
Neither model has a directly sourced input price in this comparison. Neither model has a directly sourced output price in this comparison.
Which has a larger context window, MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B?+
NVIDIA Nemotron 3.5 Lightning 30B A3B has the larger sourced context window. MolmoWeb 4B supports 10K and NVIDIA Nemotron 3.5 Lightning 30B A3B supports 1,049K.
Which performs better in benchmarks, MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B be self-hosted?+
Both models have the same recorded self-hosting status: supported. MolmoWeb 4B is open weight; NVIDIA Nemotron 3.5 Lightning 30B A3B is open weight.
Can MolmoWeb 4B and NVIDIA Nemotron 3.5 Lightning 30B A3B understand images?+
MolmoWeb 4B is documented with image input; NVIDIA Nemotron 3.5 Lightning 30B A3B is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B?+
Neither has a larger sourced maximum output. MolmoWeb 4B is — and NVIDIA Nemotron 3.5 Lightning 30B A3B is —.
Do MolmoWeb 4B and NVIDIA Nemotron 3.5 Lightning 30B A3B support reasoning and tool use?+
MolmoWeb 4B: tool calling and image input. NVIDIA Nemotron 3.5 Lightning 30B A3B: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B?+
MolmoWeb 4B has 0 sourced provider routes; NVIDIA Nemotron 3.5 Lightning 30B A3B has 1, so NVIDIA Nemotron 3.5 Lightning 30B A3B has broader tracked availability.
Which offers better value, MolmoWeb 4B or NVIDIA Nemotron 3.5 Lightning 30B A3B?+
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.