Claude Opus 4.6 vs Mistral Small 4
Complete pricing and performance comparison between Anthropic's Claude Opus 4.6 and Mistral's Mistral Small 4.
Quick Verdict
Cheaper
Mistral Small 4
33.3x cheaper input, 41.7x cheaper output
Larger Context
Mistral Small 4
256K vs 200K
Pricing Comparison
| Spec | Claude Opus 4.6 | Mistral Small 4 | Difference |
|---|---|---|---|
| Provider | Anthropic | Mistral | |
| Input / 1M tokens | $5 | $0.15 | Mistral Small 4 is 97% more expensive |
| Output / 1M tokens | $25 | $0.6 | Mistral Small 4 is 98% more expensive |
| Context Window | 200K | 256K | 1x difference |
| Max Output | 32K | 33K |
Performance Benchmarks
| Metric | Claude Opus 4.6 | Mistral Small 4 | Winner |
|---|---|---|---|
| Quality Index | 47 | -- | N/A |
| Output Speed | 44 tok/s | -- | N/A |
| Value (Quality/$) | 9.3 | -- | Higher = better value |
Benchmark data from Artificial Analysis. Quality Index is a composite score across reasoning, coding, and knowledge tasks.
Cost at Scale
Estimated cost at different usage levels (3:1 input-to-output token ratio, typical for chat).
| Usage | Claude Opus 4.6 | Mistral Small 4 | Savings |
|---|---|---|---|
Single request 1K in / 300 out | $0.013 | $0.0003 | Mistral Small 4 saves $0.012 |
10 requests 10K in / 3K out | $0.125 | $0.0033 | Mistral Small 4 saves $0.122 |
100 requests 100K in / 30K out | $1.25 | $0.033 | Mistral Small 4 saves $1.22 |
1,000 requests 1M in / 300K out | $12.50 | $0.330 | Mistral Small 4 saves $12.17 |
10,000 requests 10M in / 3M out | $125.00 | $3.30 | Mistral Small 4 saves $121.70 |
1M requests/mo 1B in / 300M out | $12500.00 | $330.00 | Mistral Small 4 saves $12170.00 |
Pros & Cons
Claude Opus 4.6 Strengths
Part of the Anthropic ecosystem
Mistral Small 4 Strengths
- +Cheaper input tokens
- +Cheaper output tokens
- +Larger context window (256K vs 200K)
- +Higher max output tokens
When to Use Each Model
Choose Claude Opus 4.6 for
- →Projects already integrated with Anthropic's ecosystem
Choose Mistral Small 4 for
- →Budget-conscious projects where cost is the primary factor
- →Long documents, large codebases, or multi-turn conversations
- →Generating long-form content or detailed code
Frequently Asked Questions
Which is cheaper, Claude Opus 4.6 or Mistral Small 4?
For input tokens, Mistral Small 4 is 33.3x cheaper at $0.15/1M tokens. For output tokens, Mistral Small 4 is 41.7x cheaper at $0.6/1M tokens. At typical usage (1M input + 300K output), Claude Opus 4.6 costs $12.50 vs Mistral Small 4 at $0.330.
What's the context window difference?
Claude Opus 4.6 supports 200K context (200,000 tokens), while Mistral Small 4 supports 256K (256,000 tokens). Mistral Small 4 can handle 1x more context in a single request.
Which model has better benchmarks?
When should I choose Claude Opus 4.6 over Mistral Small 4?
Choose Claude Opus 4.6 when you need: a Anthropic ecosystem model. Choose Mistral Small 4 when you need: Cheaper input tokens, Cheaper output tokens, Larger context window (256K vs 200K), Higher max output tokens.
How much would 10,000 API requests cost?
At 1K input + 300 output tokens per request (typical chat): Claude Opus 4.6 = $125.00, Mistral Small 4 = $3.30. At 10K input + 1K output per request (longer conversations): Claude Opus 4.6 = $750.00, Mistral Small 4 = $21.00.
Related Comparisons
Claude Opus 4.6 vs GPT-5.4
$5 vs $2.5 per 1M input
GPT-5.4 vs Mistral Small 4
$2.5 vs $0.15 per 1M input
Claude Opus 4.6 vs GPT-5.4 Mini
$5 vs $0.75 per 1M input
GPT-5.4 Mini vs Mistral Small 4
$0.75 vs $0.15 per 1M input
Claude Opus 4.6 vs GPT-5.4 Nano
$5 vs $0.2 per 1M input
GPT-5.4 Nano vs Mistral Small 4
$0.2 vs $0.15 per 1M input