MarvinLabs vram_fit
org.marvinlabs/vram-fit · v0.1.0 · MCP 2025-06-18
Will a QLoRA fine-tune of gemma-3-4b-it fit your GPU? Verdicts from measured AMD and NVIDIA probes.
Reachability
reachable
checked 2026-10-26 05:30 UTC
Registry status active
Tools pinned 3
c00c138afd1a
Tools last changed
unchanged since first capture 2026-10-26
Provenance
Registry namespace org.marvinlabs
(domain verified by the official registry)
Website
https://marvinlabs.org/vram
Remote endpoints
https://marvinlabs.org/mcp (streamable-http)
Observed changes
| When (UTC) | Event | Detail |
|---|---|---|
| 2026-10-26 05:30 | first capture | 3 tools pinned |
Pinned tool definitions (3)
| Tool | Description |
|---|---|
| vram_fit | Will this LoRA config train on a card with vram_gb GB? Returns verdict fits / tight / does_not_fit, the predicted peak in MB, the margin, how each part was derived, and any measured probe with the same settings. |
| vram_max_rank | Largest LoRA rank (multiple of 8) that fits with margin on a card with vram_gb GB, and the largest that is tight (a real run may fit, the one-step probe would not). |
| vram_probes | The raw measured probe rows (RX 7900 XTX and RTX 3060 Ti), filtered by any of the given settings. gpu matches part of the card name, e.g. '7900' or '3060'. |
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