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Claude 3 Opus vs Claude Opus 4.6

Compare Anthropic and Anthropic AI models

Anthropic
Claude 3 Opus
vs
Anthropic
Claude Opus 4.6

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

Claude 3 Opus

Per Request:$0.0525
Daily:$5.25
Monthly:$157.50
Yearly:$1,916.25

Claude Opus 4.6

Per Request:$0.0175
Daily:$1.75
Monthly:$52.50
Yearly:$638.75

Cost Differences

$0.035
Per Request
$3.50
Daily
$105.00
Monthly
$1,277.50
Yearly

Claude Opus 4.6 costs less than Claude 3 Opus

Feature Comparison

FeatureClaude 3 OpusClaude Opus 4.6
ProviderAnthropicAnthropic
Input Price$15.00/1M tokens$5.00/1M tokens
Output Price$75.00/1M tokens$25.00/1M tokens
Context Window200,000 tokens1,000,000 tokens
Max Output4,096 tokens128,000 tokens
Categoryflagshipflagship
Capabilities
textvisionreasoning
textvisionreasoningcode
Release Date3/4/20242/5/2026

Claude 3 Opus vs Claude Opus 4.6: Which Should You Choose?

Choosing between Claude 3 Opus and Claude Opus 4.6 depends on your priorities: cost efficiency, context length, or raw capability. Claude Opus 4.6 is the more affordable option at $5.00/1M input tokens67% cheaper than Claude 3 Opus. Meanwhile, Claude Opus 4.6 offers a significantly larger context window at 1,000,000 tokens vs 200,000 for Claude 3 Opus.

Both models are in the flagship category, making this a direct head-to-head comparison. At scale — say 10,000 requests per day — the cost difference adds up: Claude Opus 4.6 would save you roughly $10,500.00/month compared to Claude 3 Opus. For startups and indie developers, that difference can be significant.

Output costs matter too. Claude 3 Opus charges $75.00/1M output tokens vs $25.00 for Claude Opus 4.6. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Claude Opus 4.6 has the edge here at $25.00/1M output tokens.

Multimodal capabilities: Both models support vision (image understanding), so you can send images alongside text prompts with either option.

Best Use Cases

Choose Claude 3 Opus when:

  • • You're already using Anthropic's API ecosystem

Choose Claude Opus 4.6 when:

  • • Budget is a primary concern
  • • You need a larger context window (1,000,000 tokens)
  • • You need more capabilities (code)
  • • You need longer outputs (up to 128,000 tokens)
  • • You're already using Anthropic's API ecosystem

Try Different Scenarios

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

Claude 3 Opus (Anthropic)

Claude Opus 4.6 (Anthropic)

Start using Claude 3 Opus today

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Start using Claude Opus 4.6 today

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Frequently Asked Questions

Which is cheaper, Claude 3 Opus or Claude Opus 4.6?
Claude Opus 4.6 is cheaper for input tokens at $5.00 per million tokens vs $15.00 for Claude 3 Opus — that's 67% savings on input costs.
What is the context window difference between Claude 3 Opus and Claude Opus 4.6?
Claude 3 Opus supports 200,000 tokens while Claude Opus 4.6 supports 1,000,000 tokens — a difference of 800,000 tokens in favor of Claude Opus 4.6.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Claude Opus 4.6 is the lower-cost option, while Claude Opus 4.6 offers a larger context window (1,000,000 vs 200,000 tokens). Choose Claude Opus 4.6 for budget sensitivity or Claude Opus 4.6 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, Claude 3 Opus costs about $157.50/month and Claude Opus 4.6 costs about $52.50/month. Overall, Claude Opus 4.6 has lower combined input + output rates ($5.00 in, $25.00 out) vs Claude 3 Opus.

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