Claude Opus 4.5 vs Llama 3.1 70B
Compare Anthropic and Meta (via Together AI) AI models
Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
Claude Opus 4.5
Llama 3.1 70B
Cost Differences
Llama 3.1 70B costs less than Claude Opus 4.5
Feature Comparison
| Feature | Claude Opus 4.5 | Llama 3.1 70B |
|---|---|---|
| Provider | Anthropic | Meta (via Together AI) |
| Input Price | $5.00/1M tokens | $0.88/1M tokens |
| Output Price | $25.00/1M tokens | $0.88/1M tokens |
| Context Window | 200,000 tokens | 128,000 tokens |
| Max Output | 64,000 tokens | 32,768 tokens |
| Category | flagship | balanced |
| Capabilities | textvisioncodereasoning | textcode |
| Release Date | 11/1/2025 | 7/23/2024 |
Claude Opus 4.5 vs Llama 3.1 70B: Which Should You Choose?
Choosing between Claude Opus 4.5 and Llama 3.1 70B depends on your priorities: cost efficiency, context length, or raw capability. Llama 3.1 70B is the more affordable option at $0.88/1M input tokens — 82% cheaper than Claude Opus 4.5. Meanwhile, Claude Opus 4.5 offers a significantly larger context window at 200,000 tokens vs 128,000 for Llama 3.1 70B.
These models come from different providers — Anthropic and Meta (via Together AI) — which means different API ecosystems, SDKs, rate limits, and terms of service. If you're already integrated with Anthropic, switching to Meta (via Together AI)involves migration effort beyond just pricing. Factor in your existing infrastructure when deciding.
These models target different tiers: Claude Opus 4.5 is a flagship model while Llama 3.1 70B is balanced. This means they're optimized for different workloads. Claude Opus 4.5 is built for complex tasks that require deeper reasoning, while Llama 3.1 70B offers better value for routine operations.
Output costs matter too. Claude Opus 4.5 charges $25.00/1M output tokens vs $0.88 for Llama 3.1 70B. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Llama 3.1 70B has the edge here at $0.88/1M output tokens.
Multimodal capabilities: Claude Opus 4.5 supports vision (image inputs) while Llama 3.1 70B is text-only. If your application needs image understanding, this narrows your choice.
Best Use Cases
Choose Claude Opus 4.5 when:
- • You need a larger context window (200,000 tokens)
- • You need more capabilities (vision, reasoning)
- • You need longer outputs (up to 64,000 tokens)
- • You're already using Anthropic's API ecosystem
Choose Llama 3.1 70B when:
- • Budget is a primary concern
- • You're already using Meta (via Together AI)'s API ecosystem
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
Claude Opus 4.5 (Anthropic)
Llama 3.1 70B (Meta (via Together AI))
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