LV
LLMversus

Llama 3.1 405B (Fireworks) vs GPT-4 1.5-mini: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Llama 3.1 405B (Fireworks) and GPT-4 1.5-mini across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureLlama 3.1 405B (Fireworks)GPT-4 1.5-mini
ProviderFireworks AIOpenAI
Input Price / 1M tokens$3.00$0.150
Output Price / 1M tokens$3.00$0.600
Context Window
131.072K
128K
Max Output Tokens
4,096
4,096
Arena ELO
1,240
1,180
Coding ELO
1,200
1,200
TTFT (ms)
150
140
Tokens/sec
100
120
MultimodalNoNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Llama 3.1 405B (Fireworks)

Llama 3.1 405B (Fireworks) excels at general-purpose, reasoning tasks.

Strengths:

  • Largest model
  • High quality
  • Large context

Best for:

general-purposereasoning
When to Use GPT-4 1.5-mini

GPT-4 1.5-mini excels at cost-effective, general-purpose tasks.

Strengths:

  • Affordable
  • Fast
  • Large context

Best for:

cost-effectivegeneral-purpose

Related Comparisons

Claude Opus 4 vs Llama 3.1 405B (Fireworks)Claude Opus 4 vs GPT-4 1.5-miniLlama 3.1 405B (Fireworks) vs Gemini 2 5 ProGemini 2 5 Pro vs GPT-4 1.5-miniLlama 3.1 405B (Fireworks) vs O3GPT-4 1.5-mini vs O3Deepseek R1 vs Llama 3.1 405B (Fireworks)Deepseek R1 vs GPT-4 1.5-miniLlama 3.1 405B (Fireworks) vs O1GPT-4 1.5-mini vs O1Llama 3.1 405B (Fireworks) vs Qwen 3 235bGPT-4 1.5-mini vs Qwen 3 235bLlama 3.1 405B (Fireworks) vs Gemini Exp 1206Gemini Exp 1206 vs GPT-4 1.5-miniLlama 3.1 405B (Fireworks) vs Gpt 4 5GPT-4 1.5-mini vs Gpt 4 5Llama 3.1 405B (Fireworks) vs Groq Deepseek R1GPT-4 1.5-mini vs Groq Deepseek R1Llama 3.1 405B (Fireworks) vs Llama 4 MaverickGPT-4 1.5-mini vs Llama 4 Maverick