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Claude 3 Opus vs o1 Pro

Compare Anthropic and OpenAI AI models

Anthropic
Claude 3 Opus
vs
OpenAI
o1 Pro

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

o1 Pro

Per Request:$0.45
Daily:$45.00
Monthly:$1,350.00
Yearly:$16,425.00

Cost Differences

+$0.3975
Per Request
+$39.75
Daily
+$1,192.50
Monthly
+$14,508.75
Yearly

o1 Pro costs more than Claude 3 Opus

Feature Comparison

FeatureClaude 3 Opuso1 Pro
ProviderAnthropicOpenAI
Input Price$15.00/1M tokens$150.00/1M tokens
Output Price$75.00/1M tokens$600.00/1M tokens
Context Window200,000 tokens200,000 tokens
Max Output4,096 tokens100,000 tokens
Categoryflagshipflagship
Capabilities
textvisionreasoning
textvisioncodereasoning
Release Date3/4/202412/17/2024

Claude 3 Opus vs o1 Pro: Which Should You Choose?

Choosing between Claude 3 Opus and o1 Pro depends on your priorities: cost efficiency, context length, or raw capability. Claude 3 Opus is the more affordable option at $15.00/1M input tokens90% cheaper than o1 Pro.

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

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 3 Opus would save you roughly $119,250.00/month compared to o1 Pro. For startups and indie developers, that difference can be significant.

Output costs matter too. Claude 3 Opus charges $75.00/1M output tokens vs $600.00 for o1 Pro. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Claude 3 Opus has the edge here at $75.00/1M 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:

  • • Budget is a primary concern
  • • You're already using Anthropic's API ecosystem

Choose o1 Pro when:

  • • You need more capabilities (code)
  • • You need longer outputs (up to 100,000 tokens)
  • • You're already using OpenAI's API ecosystem

Try Different Scenarios

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

Claude 3 Opus (Anthropic)

o1 Pro (OpenAI)

Start using Claude 3 Opus today

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Start using o1 Pro today

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Frequently Asked Questions

Which is cheaper, Claude 3 Opus or o1 Pro?
Claude 3 Opus is cheaper for input tokens at $15.00 per million tokens vs $150.00 for o1 Pro — that's 90% savings on input costs.
What is the context window difference between Claude 3 Opus and o1 Pro?
Claude 3 Opus supports 200,000 tokens while o1 Pro supports 200,000 tokens — a difference of 0 tokens in favor of Claude 3 Opus.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Claude 3 Opus is the lower-cost option, while Claude 3 Opus offers a larger context window (200,000 vs 200,000 tokens). Choose Claude 3 Opus for budget sensitivity or Claude 3 Opus 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 o1 Pro costs about $1,350.00/month. Overall, Claude 3 Opus has lower combined input + output rates ($15.00 in, $75.00 out) vs o1 Pro.

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