Llama 3.1 405B — pricing & specs
Llama 3.1 405B is a flagship model from Meta, at capability tier 7 of 8. Live $/M-token pricing and specs from the Mintok catalog.
$/M-token pricing
Open-weights model — no per-token list price. Size your self-host $/M-token →
Specifications
- Vendor
- Meta
- Family
- Llama
- Capability tier
- 7 / 8
- Size class
- FLAGSHIP
- Category
- GENERAL
- Parameters
- 405B total · 405B active (MoE)
- Context window
- 128,000 tokens
- Licensing
- Proprietary
Carbon footprint (modeled)
Modeled decode on a reference NVIDIA Rubin Ultra VR300 at 50% MBU, batch 32, global-avg grid. Compare all models & grids →
Alternatives at tier 7
Same capability tier, sorted by output price — the cheaper-capable options.
- Gemini 2.5 ProGoogle$10/M out
- GPT-4.5OpenAI$15/M out
- Grok-3xAI$15/M out
- Claude Opus 4.8Anthropic$25/M out
- LLaMA 3.1 405BMetaopen/M out
- Claude Opus 4.7Anthropicopen/M out
FAQ
How much does Llama 3.1 405B cost per token?
Llama 3.1 405B is distributed as open weights — there is no per-token list price; you self-host it. Use the Mintok sizing report to estimate your $/M-token at your volume.
What is Llama 3.1 405B's context window?
Llama 3.1 405B supports a 128,000-token context window.
What capability tier is Llama 3.1 405B?
Llama 3.1 405B sits at capability tier 7 of 8 on the Mintok scale (FLAGSHIP size class).
Is Llama 3.1 405B open-source or proprietary?
Llama 3.1 405B is a proprietary model from Meta, accessed via API.
Put Llama 3.1 405B to work
Benchmark it on your prompts, or size a deployment and compare $/M-token against alternatives.
Pricing and specs are maintained by Mintok's catalog watchers from public sources. Not investment advice. Methodology.