DeepSeek Reasoner (R1) vs Llama 3.1 8B
Performance benchmarks + pricing comparison — updated April 2026
DeepSeek Reasoner (R1)
DeepSeekDeepSeek's reasoning model. Comparable to OpenAI's o1 but at much lower cost.
| Input | $0.550/M |
| Output | $2.19/M |
| Context | 128K tokens |
| Best For | Complex reasoning, math, advanced coding |
| Benchmark | 72/100 |
Llama 3.1 8B
MetaMeta's smallest Llama 3.1 model. Open weights, deploy anywhere. Great for self-hosted applications.
| Input | $0.050/M |
| Output | $0.100/M |
| Context | 128K tokens |
| Best For | Self-hosted AI, fine-tuning, budget applications |
Cost Comparison by Scenario
Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.
| Scenario | DeepSeek Reasoner (R1) | Llama 3.1 8B | Savings |
|---|---|---|---|
| Small Script (1K lines) | $0.08 | <$0.01 | Llama 3.1 8B saves $0.08 (94%) |
| Medium Feature (10K lines) | $0.63 | $0.04 | Llama 3.1 8B saves $0.59 (94%) |
| Large Project (50K lines) | $3.15 | $0.19 | Llama 3.1 8B saves $2.96 (94%) |
| Code Review (5K lines) | $0.15 | $0.01 | Llama 3.1 8B saves $0.14 (93%) |
Verdict
Llama 3.1 8B wins on both price and performance — $0.050/M input with a benchmark score of N/A/100.
For most developers, this is the clear choice between these two models.
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