# Llama 3.1 8B Instruct

Llama 3.1 8B Instruct is a model from Meta with open weights, first recorded on 18 Sep 2026; its release date is not established. The context window is 131,072 tokens. Pricing is $0.02 per million input tokens and $0.04 per million output tokens.

- Developer: Meta
- Id: meta-llama/Llama-3.1-8B-Instruct
- Sighting: 2026-09-18T10:03:17.303Z
  - [evidence link](https://huggingface.co/meta-llama/Llama-3.1-8B-Instruct)
- Status: API availability
- Canonical: https://alexgetman.com/models/meta/llama-3-1-8b-instruct/

## Questions

### What is the context window of Llama 3.1 8B Instruct?

The context window is 131,072 tokens.

### How much does Llama 3.1 8B Instruct cost?

Pricing is $0.02 per million input tokens and $0.04 per million output tokens.

### Are the weights of Llama 3.1 8B Instruct publicly available?

Yes. Meta publishes the weights.

### When was Llama 3.1 8B Instruct released?

Its release date is not established. Signal Forge first recorded it on 18 Sep 2026.

## Evidence links

- [Artificial Analysis · benchmarks](https://artificialanalysis.ai/models)
- [aws-bedrock-lifecycle](https://docs.aws.amazon.com/en_en/bedrock/latest/userguide/model-lifecycle-legacy.html)
- [huggingface-router](https://huggingface.co/meta-llama/Llama-3.1-8B-Instruct)
- [models.dev · catalogue](https://models.dev/#Llama-3.1-8B-Instruct)
- [models.dev · catalogue](https://models.dev/#Meta-Llama-3.1-8B-Instruct)
- [models.dev · catalogue](https://models.dev/#Meta-Llama-3_1-8B-Instruct-GGUF)
- [models.dev · catalogue](https://models.dev/#llama-3.1-8b-instruct)
- [models.dev · catalogue](https://models.dev/#llama-3.1-8b-instruct-fp8)
- [models.dev · catalogue](https://models.dev/#llama3-1-8b-instruct)
- [models.dev · catalogue](https://models.dev/#llama3-8b-instruct)
- [models.dev · catalogue](https://models.dev/#meta-llama-3-1-8b-instruct)
- [OpenCode · discovery](https://opencode.ai/data/meta/llama-3-1-8b-instruct)
- [openrouter](https://openrouter.ai/meta-llama/llama-3.1-8b-instruct)
- [OpenRouter · usage](https://openrouter.ai/rankings)

## Signals

- [Llama 3.1 8B Instruct spotted on Hugging Face](https://alexgetman.com/signals/2026/09/18/llama-3-1-8b-instruct/)