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Claude Opus 4.8 vs Gemma 3 27B

At a glance
AnthropicClaude Opus 4.8

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
GoogleGemma 3 27B

Google's open multimodal model with 128K context and 140+ language support.

65131K ctx$0.08/$0.16 per M#61/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
AnthropicClaude Opus 4.8
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·Provider·OpenRouter· as of 2026-07-10
Smarter
Capability
CapabilityECI89.2
Reasoning & Knowledge
Graduate Science91.0%Factual Recall39.5%
Math
Math Problems—Competition Math98.3%Research Math47.2%
Coding
Real-World Coding88.6%Code Editing—
Agentic
Novel Reasoning72.1%
GoogleGemma 3 27B
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI64.6
Reasoning & Knowledge
Graduate Science48.9%Factual Recall—
Math
Math Problems74.0%Competition Math19.7%Research Math—
Coding
Real-World Coding—Code Editing4.9%
Agentic
Novel Reasoning—
Specs
AnthropicClaude Opus 4.8
1M
Context
128K
Max output
May 2026
Released
GoogleGemma 3 27B
131K
Context
16K
Max output
Mar 2025
Released
Capabilities
AnthropicClaude Opus 4.8
Vision
Audio
Reasoning
GoogleGemma 3 27B
Vision
Audio
Reasoning
Pricing
AnthropicClaude Opus 4.8
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 search$0.01/search
GoogleGemma 3 27B
Live pricing, shown before you run
Input$0.08/M tokens
Output$0.16/M tokens
Chat with Claude Opus 4.8Go to model
Chat with Gemma 3 27BGo to model
Frequently Asked Questions: Claude Opus 4.8 vs Gemma 3 27B▼

Which is better, Claude Opus 4.8 or Gemma 3 27B?

▼

Based on the Capability Index, Claude Opus 4.8 scores higher (89.2 vs 64.6). 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 Gemma 3 27B?

▼

Gemma 3 27B has a lower blended cost. Claude Opus 4.8: $5.00 input / $25.00 output. Gemma 3 27B: $0.08 input / $0.16 output.

Which has a larger context window, Claude Opus 4.8 or Gemma 3 27B?

▼

Claude Opus 4.8 has a larger context window: Claude Opus 4.8 supports 1M tokens vs Gemma 3 27B at 131K tokens.

Do both Claude Opus 4.8 and Gemma 3 27B support vision?

▼

Yes, both Claude Opus 4.8 and Gemma 3 27B support vision/image input.

What are the key differences between Claude Opus 4.8 and Gemma 3 27B?

▼

Key differences: Claude Opus 4.8 has a notably higher capability index (24.6 point gap); Gemma 3 27B is significantly cheaper; only Claude Opus 4.8 offers extended reasoning mode. 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 Gemma 3 27B for free on idapt.app to see which performs better for your specific needs.

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