Claude 3 Sonnet vs Together Llama 3.3 70B

Performance benchmarks + pricing comparison — updated April 2026

Claude 3 Sonnet

Anthropic

First generation Sonnet. Balanced performance for general tasks.

Input$3.00/M
Output$15.00/M
Context200K tokens
Best ForGeneral-purpose coding and reasoning
Benchmark65/100

Together Llama 3.3 70B

Together AI

Llama 3.3 70B via Together AI. Cost-effective inference for open models.

Input$0.880/M
Output$0.880/M
Context128K tokens
Best ForCost-effective general AI, open-source preference

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioClaude 3 SonnetTogether Llama 3.3 70BSavings
Small Script (1K lines) $0.55 $0.06 Together Llama 3.3 70B saves $0.50 (90%)
Medium Feature (10K lines) $4.05 $0.48 Together Llama 3.3 70B saves $3.57 (88%)
Large Project (50K lines) $20.25 $2.42 Together Llama 3.3 70B saves $17.83 (88%)
Code Review (5K lines) $0.90 $0.18 Together Llama 3.3 70B saves $0.72 (80%)

Verdict

Together Llama 3.3 70B wins on both price and performance — $0.880/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models