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⚡ Quick Comparison Verdict

Llama 3.1 405B (Together AI) is 87% cheaper than OpenAI o1 on blended 3:1 token pricing. Llama 3.1 405B (Together AI) costs $3.50/1M in and $3.50/1M out, while OpenAI o1 costs $15.00/1M in and $60.00/1M out.

Head-to-Head Token Economics

Llama 3.1 405B (Together AI) vs OpenAI o1

Compare verified input/output token rates, prompt caching discounts, latency tiers, and context limits between Together AI (Meta) and OpenAI.

Metric / Feature Llama 3.1 405B (Together AI) (Together AI (Meta)) OpenAI o1 (OpenAI)
Input Price ($ / 1M Tokens) $3.50 $15.00
Output Price ($ / 1M Tokens) $3.50 $60.00
Prompt Caching Input Rate Not Available $7.500/1M
Blended 3:1 Rate (Production) $3.500 / 1M $26.250 / 1M
Max Context Window 128k 200k
Multimodal Vision ❌ Text Only ✅ Supported
MMLU Benchmark 88.6% 92.3%
Throughput & Latency Standard (~30 t/s) Thoughtful (~30 t/s)
Best For Synthetic data generation, model distillation, enterprise on-premise benchmarking PhD-level science, competitive programming, complex math and multi-step architecture planning

When to Choose Llama 3.1 405B (Together AI)

Choose Llama 3.1 405B (Together AI) if your workload requires synthetic data generation, model distillation, enterprise on-premise benchmarking. Ideal for teams needing Together AI (Meta)'s infrastructure and ecosystem tooling.

View Full Llama 3.1 405B (Together AI) Specs →

When to Choose OpenAI o1

Choose OpenAI o1 if your primary objective is phd-level science, competitive programming, complex math and multi-step architecture planning. Ideal for scaling high-throughput pipelines with OpenAI.

View Full OpenAI o1 Specs →

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