Llama 3.1 405B
Llama 3.1 405B is a open-weight model from Meta (US), released 2024-07-23. It is currently ranked #12 on Hivig’s tracker.
Data status: Unverified / illustrative
- Organization
- Meta
- Country of origin
- US
- Model type
- open-weight
- Release date
- 2024-07-23
- Current rank
- #12
- Benchmark score
- Not yet sourced (Artificial Analysis)
- Market status
- Public — NASDAQ: META
Sources
Cost to build with Llama 3.1 405B
Llama 3.1 405B costs $2.40 per 1M input tokens and $2.40 per 1M output tokens.
Build risk & technical debt
Building agents on Llama 3.1 405B carries low lock-in risk. It requires a routing or orchestration layer to use in production — Needs a hosting/inference layer (Bedrock, Together, self-hosted) — MCP support depends on that layer, not the model.. It is open-weight, so it can be self-hosted to avoid ongoing vendor dependency. It's available via Bedrock, Self-hostable.
Llama 3.1 405B has none MCP (Model Context Protocol) support. Its agentic tool-use maturity is rated moderate.
Frequently asked questions
What country is Llama 3.1 405B developed in?
Llama 3.1 405B is developed by Meta, headquartered in the United States.
How much does Llama 3.1 405B cost to use?
Llama 3.1 405B costs $2.40 per 1M input tokens and $2.40 per 1M output tokens.
What's the lock-in risk of building agents on Llama 3.1 405B?
Building agents on Llama 3.1 405B carries low lock-in risk. It requires a routing or orchestration layer to use in production — Needs a hosting/inference layer (Bedrock, Together, self-hosted) — MCP support depends on that layer, not the model.. It is open-weight, so it can be self-hosted to avoid ongoing vendor dependency. It's available via Bedrock, Self-hostable.
Does Llama 3.1 405B support MCP or an OpenAI-compatible API?
Llama 3.1 405B has none MCP (Model Context Protocol) support. Its agentic tool-use maturity is rated moderate.