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Meta · Llama 3 1 8b · active

Llama-3.1-8B

Llama-3.1-8B is an open-weight language model published by Meta.

meta-llama/Llama-3.1-8B
Statusactive
InputText
OutputText
Context128K
Total / active parameters8B / —
Licensellama3.1
APIYes
Open weights / self-hostYes / Yes

Provider availability

Serving endpoints and pricing

No directly sourced provider offerings yetPricing and availability stay unknown until collected from each serving provider.

This page represents one immutable developer model ID. Serving endpoints, pricing, regions, quantizations, and service tiers attach separately and never create duplicate model records.

Technical specification

Developer model IDmeta-llama/Llama-3.1-8B
VersionLlama-3.1-8B
ReleasedJul 23, 2024
ArchitectureLlamaForCausalLM
Maximum outputUnknown
Knowledge cutoffNot reported

Capabilities

generation
ReasoningNo
VisionNo
Tool callingNo

Version lineage

PredecessorUnknown
SuccessorsUnknown
Aliasesmeta-llama/Llama-3.1-8B, meta-llama/Llama-3.1-8B

Explicit unknowns

  • Maximum output
  • Knowledge cutoff
  • Provider pricing

Comparable peers

Related model comparisons

All comparisons →
Llama-3.1-8Bvs Llama-3.1-8B-InstructMeta · textLlama-3.1-8Bvs Llama-3.1-70BMeta · textLlama-3.1-8Bvs Llama-3.1-405BMeta · textLlama-3.1-8Bvs Llama-4-Maverick-17B-128EMeta · textLlama-3.1-8Bvs granite-guardian-4.1-8bIBM · textLlama-3.1-8Bvs granite-4.1-8bIBM · textLlama-3.1-8Bvs Phi-4-mini-instructMicrosoft · textLlama-3.1-8Bvs Phi-4-mini-reasoningMicrosoft · textLlama-3.1-8Bvs Olmo-3-7B-InstructAi2 · textLlama-3.1-8Bvs NVIDIA-Nemotron-3-Nano-30B-A3B-Base-BF16NVIDIA · textLlama-3.1-8Bvs Codestral-22B-v0.1Mistral AI · textLlama-3.1-8Bvs ERNIE-4.5-0.3B-PTBaidu · text

Questions

Llama-3.1-8B FAQs

What is Llama-3.1-8B?+

Llama-3.1-8B is an open-weight language model published by Meta. It is developed by Meta and its current sourced lifecycle status is active.

What inputs and outputs does Llama-3.1-8B support?+

Llama-3.1-8B's current record lists Text as input and Text as output.

How much context does Llama-3.1-8B support?+

The current record lists a 131,072-token context window and does not report a maximum output length.

Is Llama-3.1-8B available through an API?+

Llama-3.1-8B is marked as API-available. No directly sourced serving-provider record is attached yet.

How large is Llama-3.1-8B?+

The current record lists 8B total parameters and an unknown active parameter count. Its architecture is LlamaForCausalLM.

What capabilities and tasks does Llama-3.1-8B support?+

Llama-3.1-8B's recorded capabilities are generation. Its supported tasks are text.

Can Llama-3.1-8B be self-hosted?+

Llama-3.1-8B is an open-weight model. Self-hosting is supported, and the recorded license is llama3.1.

Does Llama-3.1-8B have related versions or aliases?+

No predecessor is recorded. No successor is recorded. Recorded aliases are meta-llama/Llama-3.1-8B.

Which models can Llama-3.1-8B be compared with?+

The current compatible peer set includes Llama-3.1-8B-Instruct, Llama-3.1-70B, Llama-3.1-405B, Llama-4-Maverick-17B-128E, and granite-guardian-4.1-8b. Compatibility requires shared sourced modalities and tasks; it does not imply that one model is better. Browse model comparisons →

How current is the Model Markets record for Llama-3.1-8B?+

Llama-3.1-8B was last verified Aug 28, 2026 from Meta's primary source, “meta-llama/Llama-3.1-8B developer model repository.” The evidence is classified as official fact.

Primary evidence

Sources and observation date

meta-llama/Llama-3.1-8B developer model repositoryMeta · observed Aug 28, 2026