FlagshipOpen SourceMeta

Llama 3 70B

Llama 3 70B is Meta's open-source flagship model offering strong reasoning and coding capabilities with an 8K context window and tool calling support.

Context 8K
Tier Flagship
Tools Supported
License Open Source
Input from
$0.510 / 1M tokens
across 3 providers

API Pricing

Cheapest on OpenRouter 62% below avg
ProviderInput / 1MOutput / 1MUpdated
$0.510$0.7404/14/2026
$0.880$0.8804/14/2026
$2.65$3.504/14/2026

Prices updated daily. Last check: 4/14/2026

Model Details

General

Creator
Meta
Family
Llama
Tier
Flagship
Context Window
8K
Modalities
Text

Capabilities

Tool Calling
Yes
Open Source
Yes
Subtypes
Chat Completion
Aliases
meta-llama-3-70b, meta-llama-meta-llama-3-70b

Strengths & Limitations

  • Open-source model weights available for local deployment and fine-tuning
  • Tool calling support enables structured interaction with external APIs
  • 70-billion parameter architecture provides strong reasoning capabilities
  • No vendor lock-in due to open-source licensing
  • Supports chat completion format for conversational applications
  • Can be deployed on-premises for data privacy requirements
  • Community-driven development and optimization potential
  • Limited 8K context window compared to newer flagship models
  • Text-only modality without image or multimodal support
  • Requires significant computational resources for local deployment
  • Knowledge cutoff may be older than proprietary alternatives
  • No native vision or audio processing capabilities

Key Features

8,000 token context window
Tool calling with structured output
Chat completion API format
Open-source model weights
Text-based conversation processing
Instruction following capabilities
Code generation and analysis
Multi-turn dialogue support

About Llama 3 70B

Llama 3 70B is Meta's flagship open-source large language model, representing the most capable offering in the Llama 3 family. As a 70-billion parameter model, it sits at the top tier of Meta's model lineup, designed for complex reasoning, coding, and general-purpose tasks requiring high capability. The model supports text-based chat completion with an 8,000 token context window and includes tool calling functionality for structured interactions with external systems. Llama 3 70B processes text input only but demonstrates strong performance across reasoning, code generation, and instruction following tasks. Its open-source nature allows for local deployment and fine-tuning. Llama 3 70B competes with other flagship models in scenarios requiring complex reasoning and coding assistance. The model serves users who need high-capability performance while maintaining the flexibility and transparency that comes with open-source model weights and architecture.

Common Use Cases

Llama 3 70B is well-suited for organizations requiring high-capability language processing while maintaining control over model deployment and data privacy. Its flagship-tier performance makes it appropriate for complex reasoning tasks, advanced coding assistance, content generation, and research applications. The open-source nature particularly benefits teams needing custom fine-tuning for domain-specific tasks, on-premises deployment for sensitive data, or integration into proprietary systems. The tool calling functionality enables agentic workflows and structured data extraction, while the 70B parameter count provides the reasoning depth needed for sophisticated problem-solving scenarios.

Frequently Asked Questions

How much does Llama 3 70B cost per million tokens?

Llama 3 70B pricing varies by provider and deployment method. Since it's open-source, you can run it locally or choose from various cloud providers offering different pricing structures. Check the pricing table above for current rates across all available providers.

What is Llama 3 70B best used for?

Llama 3 70B excels at complex reasoning tasks, advanced code generation, technical writing, and applications requiring tool calling capabilities. Its flagship-tier 70B parameter architecture makes it suitable for sophisticated problem-solving, research assistance, and custom fine-tuning for specialized domains where open-source flexibility is valuable.

Can I run Llama 3 70B locally or do I need to use an API?

Llama 3 70B is open-source, so you can download the model weights and run it locally if you have sufficient computational resources. However, the 70B parameter model requires significant GPU memory and processing power. Alternatively, you can use cloud API providers that host the model, which eliminates infrastructure requirements while still giving you access to the same capabilities.