API cost decision in 10 seconds

🔥Claude Opus 4.7 vs Llama 3 8B Lunaris

Pick Llama 3 8B Lunaris for lower cost; pick Claude Opus 4.7 only if the larger context window matters more.

Page updated:  Data confirmed:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Llama 3 8B Lunaris for lower cost; pick Claude Opus 4.7 only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Llama 3 8B Lunaris is estimated at $0.07 vs $17.5 for Claude Opus 4.7, saving $17.43 (99.6% lower).

Cost-first pickLlama 3 8B Lunaris
Context-first pickClaude Opus 4.7
Sample savings$17.4399.6%
10x traffic gap$174.35

Claude Opus 4.7 has more context, but Llama 3 8B Lunaris saves $17.43 on the standard workload. At 10x that traffic, the same price gap is about $174.35. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Llama 3 8B Lunaris stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickClaude Opus 4.7Llama 3 8B Lunaris
Input-heavy / RAG5M input + 500K outputLlama 3 8B Lunaris$37.5$0.23
Balanced workload1M input + 1M outputLlama 3 8B Lunaris$30$0.09
Output-heavy chatbot1M input + 5M outputLlama 3 8B Lunaris$130$0.29
Cheaper input Llama 3 8B Lunaris $5 vs $0.04 / 1M

Llama 3 8B Lunaris is $4.96 cheaper per 1M input tokens (99.2% lower; 125x difference).

Cheaper output Llama 3 8B Lunaris $25 vs $0.05 / 1M

Llama 3 8B Lunaris is $24.95 cheaper per 1M output tokens (99.8% lower; 500x difference).

Larger context Claude Opus 4.7 1M vs 8.19K

Claude Opus 4.7 has 991.81K more context (122.1x larger).

Sample workload Llama 3 8B Lunaris $17.5 vs $0.07

Llama 3 8B Lunaris is $17.43 cheaper on the standard workload (99.6% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Claude Opus 4.7 Calculating… Estimated API cost
Llama 3 8B Lunaris Calculating… Estimated API cost
Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Llama 3 8B Lunaris has the lower input price; Llama 3 8B Lunaris has the lower output price; Claude Opus 4.7 offers the larger context window. For the 1M input plus 500K output sample, Llama 3 8B Lunaris is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $17.5 for Claude Opus 4.7 and $0.07 for Llama 3 8B Lunaris.

Best Fit

Choose Claude Opus 4.7 when you care most about larger context window.

Choose Llama 3 8B Lunaris when you care most about lower input-token price, and lower output-token price.

Decision Notes
  • On the standard 1M input plus 500K output workload, Llama 3 8B Lunaris is estimated at $0.07 vs $17.5 for Claude Opus 4.7, saving $17.43 (99.6% lower).
  • Llama 3 8B Lunaris is $17.43 cheaper on the standard workload (99.6% lower).
  • Llama 3 8B Lunaris is $4.96 cheaper per 1M input tokens (99.2% lower; 125x difference).
  • Llama 3 8B Lunaris is $24.95 cheaper per 1M output tokens (99.8% lower; 500x difference).
  • Claude Opus 4.7 has 991.81K more context (122.1x larger).
Head-to-Head Specs
Feature🔥Claude Opus 4.7
(Anthropic)		Llama 3 8B Lunaris
(Sao10K)
Input Price
prompt tokens per 1M		$5$0.04
Completion Price
per 1M tokens		$25$0.05
Sample Workload Cost
1M input + 500K output		$17.5$0.07
Context Window1M8.19K
Release Date
Popularity#3#115

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionLlama 3 8B LunarisOn the standard 1M input plus 500K output workload, Llama 3 8B Lunaris is estimated at $0.07 vs $17.5 for Claude Opus 4.7, saving $17.43 (99.6% lower).
High-volume input processingLlama 3 8B LunarisLower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsLlama 3 8B LunarisLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workClaude Opus 4.7A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • Claude 3 Haiku can replace Claude Opus 4.7 when lower sample workload cost matters most: $0.88.
  • Claude 3.5 Haiku can replace Claude Opus 4.7 when lower sample workload cost matters most: $2.8.
  • Anthropic Claude Haiku Latest can replace Claude Opus 4.7 when lower sample workload cost matters most: $3.5.
  • Claude Haiku 4.5 can replace Claude Opus 4.7 when lower sample workload cost matters most: $3.5.
Larger context near this budget
  • Llama 4 Scout offers 10M context with $0.23 sample workload cost.
  • Grok 4.20 offers 2M context with $2.5 sample workload cost.
  • Grok 4.20 Multi-Agent offers 2M context with $5 sample workload cost.
  • GPT-5.5 offers 1.05M context with $20 sample workload cost.

Cheaper alternatives

Review low-cost models sorted by a standard 1M input plus 500K output workload.

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Larger context alternatives

Find models with larger context windows for RAG, long documents, and codebase review.

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Provider catalogs

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Anthropic catalog

Review all tracked Anthropic models before deciding whether this matchup is the right shortlist.

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Sao10K catalog

Check other Sao10K models with comparable pricing, context, or release timing.

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Claude Opus 4.7

Opus 4.7 is the next generation of Anthropic's Opus family, built for long-running, asynchronous agents. Building on the coding and agentic strengths of Opus 4.6, it delivers stronger performance on...

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