o3 vs Llama 4 Scout
Pricing, context window, and benchmark comparison · Last updated April 2026
Llama 4 Scout is cheaper than o3 at $0.08/1M/1M vs $2.00/1M/1M input tokens — a 25.0x cost difference. o3 scores higher on quality benchmarks (ELO 1395). Choose Llama 4 Scout for cost-sensitive workloads; choose o3 for maximum quality.
Which is cheaper: o3 or Llama 4 Scout?
Llama 4 Scout is the cheaper option at $0.08/1M per 1M input tokens, compared to $2.00/1M for o3. That is a 25.0x cost difference on input tokens. Output pricing follows a similar pattern: o3 charges $8.00/1M/1M vs $0.30/1M/1M for Llama 4 Scout.
Which has better quality: o3 or Llama 4 Scout?
Based on LMSYS Chatbot Arena rankings, o3 achieves a higher ELO score (1395 vs 1280), suggesting stronger performance on open-ended tasks. o3 excels at top-tier reasoning on math, science, and agentic tasks. Llama 4 Scout is known for runs on a single h100 — cheapest self-host target in the llama 4 family.
Which should you choose: o3 or Llama 4 Scout?
- → Top-tier reasoning on math, science, and agentic tasks
- → 87% cheaper than original o1 at the same capability tier
- → 200K context window
- → Runs on a single H100 — cheapest self-host target in the Llama 4 family
- → 10M token context window — industry-leading for long context
- → Open weights
Frequently Asked Questions
Which is cheaper: o3 or Llama 4 Scout?
Llama 4 Scout is cheaper at $0.08/1M per 1M input tokens, making it 25.0x more affordable.
Which has better quality: o3 or Llama 4 Scout?
o3 scores higher on the LMSYS Chatbot Arena with an ELO of 1395, suggesting better overall quality for most tasks.
Which has a larger context window: o3 or Llama 4 Scout?
Llama 4 Scout has a larger context window at 10000K tokens.
Should I choose o3 or Llama 4 Scout?
Choose Llama 4 Scout if cost is the priority. Choose o3 if benchmark quality is most important. Consider your specific use case: o3 is best for reasoning and math, while Llama 4 Scout excels at long-context and low-cost.
Is o3 or Llama 4 Scout open source?
o3 is proprietary. Llama 4 Scout is open source.