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Grok Code Fast 1 vs Llama 3.1 70B

Grok Code Fast 1 vs Llama 3.1 70B: Grok Code Fast 1 is cheaper for input-heavy usage ($0.20/M vs $0.88/M input tokens), while Grok Code Fast 1 is better for long-context tasks (256,000 tokens).

Direct answer: choose Grok Code Fast 1 for lower token spend and choose Grok Code Fast 1 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 Code Fast 1
vs
Meta (via Together AI)
Llama 3.1 70B

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

Grok Code Fast 1

Per Request:$0.000950
Daily:$0.095
Monthly:$2.85
Yearly:$34.675

Llama 3.1 70B

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

Cost Differences

+$0.000370
Per Request
+$0.037
Daily
+$1.11
Monthly
+$13.505
Yearly

Llama 3.1 70B costs more than Grok Code Fast 1

Quick Recommendation

Winner for direct API pricing: Grok Code Fast 1. At the default workload, Grok Code Fast 1 saves about $1.11/month ($13.505/year) versus Llama 3.1 70B.

Feature Comparison

FeatureGrok Code Fast 1Llama 3.1 70B
ProviderxAIMeta (via Together AI)
Input Price$0.20/1M tokens$0.88/1M tokens
Output Price$1.50/1M tokens$0.88/1M tokens
Context Window256,000 tokens128,000 tokens
Max Output32,768 tokens32,768 tokens
Categorystandardbalanced
Capabilities
textcodereasoning
textcode
Release Date2/1/20267/23/2024

Grok Code Fast 1 vs Llama 3.1 70B: Which Should You Choose?

Choosing between Grok Code Fast 1 and Llama 3.1 70B depends on your priorities: cost efficiency, context length, or raw capability. Grok Code Fast 1 is the more affordable option at $0.20/1M input tokens77% cheaper than Llama 3.1 70B. Meanwhile, Grok Code Fast 1 offers a significantly larger context window at 256,000 tokens vs 128,000 for Llama 3.1 70B.

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 Code Fast 1 is a standard model while Llama 3.1 70B is balanced. This means they're optimized for different workloads. Llama 3.1 70B targets more demanding workloads, while Grok Code Fast 1 provides a cost-effective option for everyday tasks.

Output costs matter too. Grok Code Fast 1 charges $1.50/1M 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. Grok Code Fast 1 has the edge here at $1.50/1M output tokens.

Best Use Cases

Choose Grok Code Fast 1 when:

  • • Budget is a primary concern
  • • You need a larger context window (256,000 tokens)
  • • You need more capabilities (reasoning)
  • • You're already using xAI's API ecosystem

Choose Llama 3.1 70B when:

  • • You're already using Meta (via Together AI)'s API ecosystem

Pros and Caveats at a Glance

Grok Code Fast 1

  • Input pricing: $0.20/M tokens
  • Output pricing: $1.50/M tokens
  • Context window: 256,000 tokens
  • Max output: 32,768 tokens

Watch out for

  • Higher output cost than Llama 3.1 70B

Llama 3.1 70B

  • Input pricing: $0.88/M tokens
  • Output pricing: $0.88/M tokens
  • Context window: 128,000 tokens
  • Max output: 32,768 tokens

Watch out for

  • Higher input cost than Grok Code Fast 1
  • Smaller context window than Grok Code Fast 1

Try Different Scenarios

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

Grok Code Fast 1 (xAI)

Llama 3.1 70B (Meta (via Together AI))

Start using Grok Code Fast 1 today

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Start using Llama 3.1 70B today

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Frequently Asked Questions

Which is cheaper, Grok Code Fast 1 or Llama 3.1 70B?
Grok Code Fast 1 is cheaper for input tokens at $0.20 per million tokens vs $0.88 for Llama 3.1 70B — that's 77% savings on input costs.
What is the context window difference between Grok Code Fast 1 and Llama 3.1 70B?
Grok Code Fast 1 supports 256,000 tokens while Llama 3.1 70B supports 128,000 tokens — a difference of 128,000 tokens in favor of Grok Code Fast 1.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Grok Code Fast 1 is the lower-cost option, while Grok Code Fast 1 offers a larger context window (256,000 vs 128,000 tokens). Choose Grok Code Fast 1 for budget sensitivity or Grok Code Fast 1 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 Code Fast 1 costs about $2.85/month and Llama 3.1 70B costs about $3.96/month. Overall, Grok Code Fast 1 has lower combined input + output rates ($0.20 in, $1.50 out) vs Llama 3.1 70B.
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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