---
title: "llama-v3p1-405b-instruct-long - Model Details & Comparison"
description: "llama-v3p1-405b-instruct-long from Fireworks AI: capabilities, context limits, pricing, and side-by-side comparisons with alternative models."
url: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/fireworks_ai/llama-v3p1-405b-instruct-long"
markdown: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/fireworks_ai/llama-v3p1-405b-instruct-long.md"
---

# llama-v3p1-405b-instruct-long - Model Details & Comparison

> llama-v3p1-405b-instruct-long from Fireworks AI: capabilities, context limits, pricing, and side-by-side comparisons with alternative models.

## Important Links

- [View MCP Gateway](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/resources/mcp-gateway.md)
- [Features](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/#features)
- [Enterprise](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/enterprise)
- [Pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/pricing.md)
- [Docs](https://docs.getbifrost.ai)
- [GitHub](https://github.com/maximhq/bifrost)
- [Book a Demo](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/book-a-demo)

## About llama-v3p1-405b-instruct-long

llama-v3p1-405b-instruct-long is a chat model from Fireworks AI, one of 274 chat models they offer. It is priced at $0.10 per 1M input tokens and $0.10 per 1M output tokens, ranking 353 out of 2669 chat models by cost and cheaper than 85% of models in this category. It accepts up to 4K input tokens.

## Specifications

- **Fireworks AI Provider.**
- **Chat Mode.**
- **4,096 Max Input Tokens.**
- **4,096 Max Output Tokens.**
- **4,096 Max Tokens.**
- **$0.10 / 1M tokens Input Price.**
- **$0.10 / 1M tokens Output Price.**

## llama-v3p1-405b-instruct-long Pricing Overview

At $0.10 per 1M input tokens and $0.10 per 1M output tokens, llama-v3p1-405b-instruct-long ranks 353 out of 2669 chat models by input cost. It is more affordable compared to the median of $0.50 for chat models, and is cheaper than 85% of models in this category.

## Models to Compare

Alternatives to llama-v3p1-405b-instruct-long with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| gpt-4.1-nano | Azure | $0.10 | $0.40 |
| gpt-4.1-nano-2025-04-14 | Azure | $0.10 | $0.40 |
| Phi-4 | Azure | $0.13 | $0.50 |
| Phi-4-multimodal-instruct | Azure | $0.08 | $0.32 |
| Phi-4-reasoning | Azure | $0.13 | $0.50 |

- [Compare gpt-4.1-nano](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-4.1-nano.md)
- [Compare gpt-4.1-nano-2025-04-14](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-4.1-nano-2025-04-14.md)
- [Compare Phi-4](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/phi-4.md)
- [Compare Phi-4-multimodal-instruct](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/phi-4-multimodal-instruct.md)
- [Compare Phi-4-reasoning](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/phi-4-reasoning.md)

## Related Resources

- [Calculate llama-v3p1-405b-instruct-long costs](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/fireworks_ai/model/llama-v3p1-405b-instruct-long.md)
- [Check Fireworks AI status](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/provider-status/fireworks-ai.md)
- [All Fireworks AI pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/fireworks_ai.md)

## FAQ

### Is llama-v3p1-405b-instruct-long cheaper than gpt-4.1-nano?

No. llama-v3p1-405b-instruct-long costs $0.10 per 1M input tokens while gpt-4.1-nano costs $0.10 per 1M input tokens, making gpt-4.1-nano 0% more affordable for input. However, llama-v3p1-405b-instruct-long may offer different capabilities or performance characteristics that justify the price difference.

### How does llama-v3p1-405b-instruct-long pricing compare to the average chat model?

llama-v3p1-405b-instruct-long input pricing is $0.10 per 1M tokens, which is 80% below the median of $0.50 for chat models. It ranks 353 out of 2669 chat models by input cost, making it cheaper than 85% of models in this category. For output, it costs $0.10 per 1M tokens compared to the median of $1.44.

### What makes llama-v3p1-405b-instruct-long different from other Fireworks AI models?

Among Fireworks AI's 274 chat models, llama-v3p1-405b-instruct-long ranks 18 by input cost.

### What are the best alternatives to llama-v3p1-405b-instruct-long?

The most comparable chat models to llama-v3p1-405b-instruct-long are: gpt-4.1-nano from Azure ($0.10/1M input tokens); gpt-4.1-nano-2025-04-14 from Azure ($0.10/1M input tokens); Phi-4 from Azure ($0.13/1M input tokens); Phi-4-multimodal-instruct from Azure ($0.08/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.

### How do I check if Fireworks AI is down?

You can monitor Fireworks AI service health in real time on the Bifrost Fireworks AI Status page. It tracks current component status, active incidents, and historical reliability data pulled from the official status page every 60 seconds.

### How do I calculate llama-v3p1-405b-instruct-long costs?

llama-v3p1-405b-instruct-long is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $0.10 and generating 1M output tokens costs $0.10.

## Related Resources

- [Fireworks AI models](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/provider/fireworks_ai.md)
- [Model library](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library.md)
- [LLM cost calculator](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator.md)
- [Docs: Bifrost docs](https://docs.getbifrost.ai)
- [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost)
- [Pricing: Bifrost pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/pricing.md)
- [Enterprise: Bifrost enterprise](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/enterprise)
- [Book a Demo: Bifrost demo](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/book-a-demo)
- [Resources: Bifrost resources](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/resources.md)

---

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