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Grok 3 vs Llama 3.3 70B

Grok 3 vs Llama 3.3 70B: Llama 3.3 70B is cheaper for input-heavy usage ($0.88/M vs $3.00/M input tokens), while Grok 3 is better for long-context tasks (131,072 tokens).

Direct answer: choose Llama 3.3 70B for lower token spend and choose Grok 3 when your workload needs longer context.

Compare input and output token pricing, context windows, and monthly cost estimates on one page so you can pick the cheaper model fast.

xAI
Grok 3
vs
Meta (via Together AI)
Llama 3.3 70B

Cost Comparison (1000 input + 500 output tokens, 100 requests/day)

Grok 3

Per Request:$0.0105
Daily:$1.05
Monthly:$31.50
Yearly:$383.25

Llama 3.3 70B

Per Request:$0.001320
Daily:$0.132
Monthly:$3.96
Yearly:$48.18

Cost Differences

$0.009180
Per Request
$0.918
Daily
$27.54
Monthly
$335.07
Yearly

Llama 3.3 70B costs less than Grok 3

Quick Recommendation

Winner for direct API pricing: Llama 3.3 70B. At the default workload, Llama 3.3 70B saves about $27.54/month ($335.07/year) versus Grok 3.

Feature Comparison

FeatureGrok 3Llama 3.3 70B
ProviderxAIMeta (via Together AI)
Input Price$3.00/1M tokens$0.88/1M tokens
Output Price$15.00/1M tokens$0.88/1M tokens
Context Window131,072 tokens131,072 tokens
Max Output131,072 tokens4,096 tokens
Categoryflagshipstandard
Capabilities
textvisionreasoningcode
textcode
Release Date2/17/202512/6/2024

Grok 3 vs Llama 3.3 70B: Which Should You Choose?

Choosing between Grok 3 and Llama 3.3 70B depends on your priorities: cost efficiency, context length, or raw capability. Llama 3.3 70B is the more affordable option at $0.88/1M input tokens71% cheaper than Grok 3.

These models come from different providers — xAI and Meta (via Together AI) — which means different API ecosystems, SDKs, rate limits, and terms of service. If you're already integrated with xAI, switching to Meta (via Together AI)involves migration effort beyond just pricing. Factor in your existing infrastructure when deciding.

These models target different tiers: Grok 3 is a flagship model while Llama 3.3 70B is standard. This means they're optimized for different workloads. Grok 3 is built for complex tasks that require deeper reasoning, while Llama 3.3 70B offers better value for routine operations.

Output costs matter too. Grok 3 charges $15.00/1M output tokens vs $0.88 for Llama 3.3 70B. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Llama 3.3 70B has the edge here at $0.88/1M output tokens.

Multimodal capabilities: Grok 3 supports vision (image inputs) while Llama 3.3 70B is text-only. If your application needs image understanding, this narrows your choice.

Best Use Cases

Choose Grok 3 when:

  • • You need more capabilities (vision, reasoning)
  • • You need longer outputs (up to 131,072 tokens)
  • • You're already using xAI's API ecosystem

Choose Llama 3.3 70B when:

  • • Budget is a primary concern
  • • You're already using Meta (via Together AI)'s API ecosystem

Pros and Caveats at a Glance

Grok 3

  • Input pricing: $3.00/M tokens
  • Output pricing: $15.00/M tokens
  • Context window: 131,072 tokens
  • Max output: 131,072 tokens

Watch out for

  • Higher input cost than Llama 3.3 70B
  • Higher output cost than Llama 3.3 70B

Llama 3.3 70B

  • Input pricing: $0.88/M tokens
  • Output pricing: $0.88/M tokens
  • Context window: 131,072 tokens
  • Max output: 4,096 tokens

Watch out for

  • Trade-offs are minor in this matchup.

Try Different Scenarios

Use the calculator below to see how costs change with different usage patterns

Grok 3 (xAI)

Llama 3.3 70B (Meta (via Together AI))

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Start using Llama 3.3 70B today

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Frequently Asked Questions

Which is cheaper, Grok 3 or Llama 3.3 70B?
Llama 3.3 70B is cheaper for input tokens at $0.88 per million tokens vs $3.00 for Grok 3 — that's 71% savings on input costs.
What is the context window difference between Grok 3 and Llama 3.3 70B?
Grok 3 supports 131,072 tokens while Llama 3.3 70B supports 131,072 tokens — a difference of 0 tokens in favor of Grok 3.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Llama 3.3 70B is the lower-cost option, while Grok 3 offers a larger context window (131,072 vs 131,072 tokens). Choose Llama 3.3 70B for budget sensitivity or Grok 3 for longer context tasks.
Which model has better overall pricing for heavy usage?
At 100 requests/day with 1,000 input and 500 output tokens each, Grok 3 costs about $31.50/month and Llama 3.3 70B costs about $3.96/month. Overall, Llama 3.3 70B has lower combined input + output rates ($0.88 in, $0.88 out) vs Grok 3.
Where can I compare xAI and Meta (via Together AI) API pricing beyond this model matchup?
See the xAI vs Meta (via Together AI) provider comparison page for lineup-level averages, then review each model page for exact per-token rates.

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