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mammoth-1 (27B)

Oct 2026
bmammoth-1 (27B)
Compare in
onCommunity Decision Index 0.4.1
—per task?
$0 / —per 1M in / out?
—output speed?
16Kcontext

Alternatives?

Run it yourself

estimate
Fits on✗ 8 GB (phone, laptop)✗ 16 GB✓ 24 GB GPU · compressed✓ 48 GB GPU · 8-bit✓ 80 GB GPU · full quality
LicenceMITfree for commercial use

Benchmarks

in Decision models

FAQ

How much does mammoth-1 (27B) cost?›

$0 per 1M input tokens and — per 1M output tokens (cheapest host: OpenRouter).

Is mammoth-1 (27B) free to use?›

Yes, there is a free API option.

How good is mammoth-1 (27B), and what is it best at?›

#1 of 99 in Decision models.

Is mammoth-1 (27B) better than Decider v1.2?›

On Community Decision Index 0.4.1, mammoth-1 (27B) scores 68.9 vs 68 — about the same.

How can I use mammoth-1 (27B)?›

Through the baselabs API.

What is the context window of mammoth-1 (27B)?›

16K tokens.

When was mammoth-1 (27B) released? Is there a newer version?›

Released 2026-10-19. It is the current version in its line.

Is mammoth-1 (27B) open source?›

Yes, the weights are open (MIT licence).

Can I run mammoth-1 (27B) locally?›

The weights are open and can be self-hosted; hardware needs are not confirmed yet.

Can mammoth-1 (27B) read images?›

No, it accepts text only.

What is mammoth-1 (27B)?›

mammoth-1 (27B) is an open-weights language model from baselabs, released Oct 2026.

What are the best alternatives to mammoth-1 (27B)?›

Decider v1.2 (open weights).