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Devstral 2 vs Grok 3

Compare Mistral AI and xAI AI models

Mistral AI
Devstral 2
vs
xAI
Grok 3

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

Devstral 2

Per Request:$0.001400
Daily:$0.14
Monthly:$4.20
Yearly:$51.10

Grok 3

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

Cost Differences

+$0.009100
Per Request
+$0.91
Daily
+$27.30
Monthly
+$332.15
Yearly

Grok 3 costs more than Devstral 2

Feature Comparison

FeatureDevstral 2Grok 3
ProviderMistral AIxAI
Input Price$0.40/1M tokens$3.00/1M tokens
Output Price$2.00/1M tokens$15.00/1M tokens
Context Window262,144 tokens131,072 tokens
Max Output32,768 tokens131,072 tokens
Categoryefficientflagship
Capabilities
textcode
textvisionreasoningcode
Release Date12/9/20252/17/2025

Devstral 2 vs Grok 3: Which Should You Choose?

Choosing between Devstral 2 and Grok 3 depends on your priorities: cost efficiency, context length, or raw capability. Devstral 2 is the more affordable option at $0.40/1M input tokens87% cheaper than Grok 3. Meanwhile, Devstral 2 offers a significantly larger context window at 262,144 tokens vs 131,072 for Grok 3.

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

These models target different tiers: Devstral 2 is a efficient model while Grok 3 is flagship. This means they're optimized for different workloads. Grok 3 targets more demanding workloads, while Devstral 2 provides a cost-effective option for everyday tasks.

Output costs matter too. Devstral 2 charges $2.00/1M output tokens vs $15.00 for Grok 3. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Devstral 2 has the edge here at $2.00/1M output tokens.

Multimodal capabilities: Grok 3 supports vision (image inputs) while Devstral 2 is text-only. If your application needs image understanding, this narrows your choice.

Best Use Cases

Choose Devstral 2 when:

  • • Budget is a primary concern
  • • You need a larger context window (262,144 tokens)
  • • You're already using Mistral AI's API ecosystem
  • • You're running high-volume, latency-sensitive workloads

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

Try Different Scenarios

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

Devstral 2 (Mistral AI)

Grok 3 (xAI)

Start using Devstral 2 today

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Start using Grok 3 today

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Frequently Asked Questions

Which is cheaper, Devstral 2 or Grok 3?
Devstral 2 is cheaper for input tokens at $0.40 per million tokens vs $3.00 for Grok 3 — that's 87% savings on input costs.
What is the context window difference between Devstral 2 and Grok 3?
Devstral 2 supports 262,144 tokens while Grok 3 supports 131,072 tokens — a difference of 131,072 tokens in favor of Devstral 2.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Devstral 2 is the lower-cost option, while Devstral 2 offers a larger context window (262,144 vs 131,072 tokens). Choose Devstral 2 for budget sensitivity or Devstral 2 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, Devstral 2 costs about $4.20/month and Grok 3 costs about $31.50/month. Overall, Devstral 2 has lower combined input + output rates ($0.40 in, $2.00 out) vs Grok 3.

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