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Claude Opus 4.8 vs Gemini 2.5 Pro (05-06)

At a glance

Anthropic's most capable Opus yet, built for long-horizon autonomous agents and frontier coding.

891M ctx$5.00/$25.00 per M#4/92

Earlier Gemini 2.5 Pro preview release from May 2025.

751.0M ctx$1.25/$10.00 per M#41/92
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·Provider·OpenRouter· as of 2026-07-10
Smarter18%
Capability
CapabilityECI18%89.2
Reasoning & Knowledge
Graduate Science37%91.0%Expert-Level—Factual Recall39.5%
Math
Math Problems—Competition Math98.3%Research Math47.2%
Coding
Real-World Coding88.6%Code Editing—
Agentic
Novel Reasoning72.1%
Reasoning
CodingInsufficient data
AgenticInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper66%
Capability
CapabilityECI75.3
Reasoning & Knowledge
Graduate Science66.7%Expert-Level17.8%Factual Recall—
Math
Math Problems95.9%Competition Math—Research Math—
Coding
Real-World Coding—Code Editing76.9%
Agentic
Novel Reasoning—
Specs
1M
Context
128K
Max output
May 2026
Released
1.0M
Context
66K
Max output
May 2025
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$5.00/M tokens
Output$25.00/M tokens
Cache read$0.50/M tokens
Cache write$6.25/M tokens
Web search29%$0.01/search
Live pricing, shown before you run
Input75%$1.25/M tokens
Output60%$10.00/M tokens
Reasoning$10.00/M tokens
Cache read75%$0.13/M tokens
Cache write94%$0.38/M tokens
Image input$1.25/M tokens
Audio input$1.25/M tokens
Web search$0.01/search
Chat with Claude Opus 4.8Go to model
Chat with Gemini 2.5 Pro (05-06)Go to model
Frequently Asked Questions: Claude Opus 4.8 vs Gemini 2.5 Pro (05-06)▼

Which is better, Claude Opus 4.8 or Gemini 2.5 Pro (05-06)?

▼

Based on the Capability Index, Claude Opus 4.8 scores higher (89.2 vs 75.3). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Claude Opus 4.8 or Gemini 2.5 Pro (05-06)?

▼

Gemini 2.5 Pro (05-06) has a lower blended cost. Claude Opus 4.8: $5.00 input / $25.00 output. Gemini 2.5 Pro (05-06): $1.25 input / $10.00 output.

Which has a larger context window, Claude Opus 4.8 or Gemini 2.5 Pro (05-06)?

▼

Gemini 2.5 Pro (05-06) has a larger context window: Claude Opus 4.8 supports 1M tokens vs Gemini 2.5 Pro (05-06) at 1M tokens.

Do both Claude Opus 4.8 and Gemini 2.5 Pro (05-06) support vision?

▼

Yes, both Claude Opus 4.8 and Gemini 2.5 Pro (05-06) support vision/image input.

What are the key differences between Claude Opus 4.8 and Gemini 2.5 Pro (05-06)?

▼

Key differences: Claude Opus 4.8 has a notably higher capability index (13.9 point gap); Gemini 2.5 Pro (05-06) is significantly cheaper. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Opus 4.8 and Gemini 2.5 Pro (05-06) for free on idapt.app to see which performs better for your specific needs.

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