Claude Sonnet 4.5 vs Llama 3 8B Instruct
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Claude Sonnet 4.5 and Llama 3 8B Instruct.
Claude Sonnet 4.5
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
Llama 3 8B Instruct
Meta's latest class of model (Llama 3) launched with a variety of sizes & flavors. This 8B instruct-tuned version was optimized for high quality dialogue usecases. It has demonstrated strong...
Technical Specifications
| Specification | Claude Sonnet 4.5 | Llama 3 8B Instruct |
|---|---|---|
| Provider | Anthropic | Meta |
| Context Window | 1,000,000 tokens | 8,192 tokens |
| Agent Suitability | 91/100 | N/A |
| Time to First Token (TTFT) | 380 ms | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-09-29 | 2024-04-18 |
API Pricing Comparison
Input Price per Million Tokens
Claude Sonnet 4.5
$3.00
Llama 3 8B Instruct
$0.14
Output Price per Million Tokens
Claude Sonnet 4.5
$15.00
Llama 3 8B Instruct
$0.14
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Claude Sonnet 4.5 Quirks & Gotchas
- ▸Excellent for long-form writing and nuanced document analysis
- ▸Slightly slower than Sonnet 4.6 — upgrade for production agentic use
Llama 3 8B Instruct Quirks & Gotchas
No developer gotchas reported.