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 improvements across sy…
Model details →Anthropic: Claude Sonnet 4.5 vs Meta: Llama 3 70B Instruct
Anthropic: Claude Sonnet 4.5 wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
Meta's latest class of model (Llama 3) launched with a variety of sizes & flavors. This 70B instruct-tuned version was optimized for high quality dialogue usecases. It has demonstrated strong performance compared to leading closed-source m…
Model details →Side-by-side comparison
| Capability | Anthropic: Claude Sonnet 4.5 | Meta: Llama 3 70B Instruct | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1M | 8K | 🏆 Anthropic: Claude Sonnet 4.5 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $3.00 | $0.51 | 🏆 Meta: Llama 3 70B Instruct |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $15.00 | $0.74 | 🏆 Meta: Llama 3 70B Instruct |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 Anthropic: Claude Sonnet 4.5 |
| Vision input Accepts image inputs alongside text. | Yes | — | 🏆 Anthropic: Claude Sonnet 4.5 |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 Anthropic: Claude Sonnet 4.5 |
Frequently asked questions
Is Anthropic: Claude Sonnet 4.5 better than Meta: Llama 3 70B Instruct?
Anthropic: Claude Sonnet 4.5 wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Anthropic: Claude Sonnet 4.5 and Meta: Llama 3 70B Instruct?
Input: $3.00 vs $0.51 per 1M tokens. Output: $15.00 vs $0.74 per 1M tokens.
What context windows do Anthropic: Claude Sonnet 4.5 and Meta: Llama 3 70B Instruct support?
Anthropic: Claude Sonnet 4.5 supports up to 1M tokens. Meta: Llama 3 70B Instruct supports up to 8K tokens.
Do both Anthropic: Claude Sonnet 4.5 and Meta: Llama 3 70B Instruct support tool calling?
Anthropic: Claude Sonnet 4.5: yes. Meta: Llama 3 70B Instruct: not advertised.