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Claude Opus 4.8 vs Nova Premier

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

Amazon's most capable multimodal model for complex reasoning tasks.

1M ctx$2.50/$12.50 per M
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
Capability
CapabilityECI89.2
Reasoning & Knowledge
Graduate Science91.0%Factual Recall39.5%
Math
Competition Math98.3%Research Math47.2%
Coding
Real-World Coding88.6%
Agentic
Novel Reasoning72.1%
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper50%
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Competition Math—Research Math—
Coding
Real-World Coding—
Agentic
Novel Reasoning—
Specs
1M
Context
128K
Max output
May 2026
Released
1M
Context
32K
Max output
Oct 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 read20%$0.50/M tokens
Cache write$6.25/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input50%$2.50/M tokens
Output50%$12.50/M tokens
Cache read$0.63/M tokens
Chat with Claude Opus 4.8Go to model
Chat with Nova PremierGo to model
Frequently Asked Questions: Claude Opus 4.8 vs Nova Premier▼

Which is better, Claude Opus 4.8 or Nova Premier?

▼

Both Claude Opus 4.8 and Nova Premier are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, Claude Opus 4.8 or Nova Premier?

▼

Nova Premier has a lower blended cost. Claude Opus 4.8: $5.00 input / $25.00 output. Nova Premier: $2.50 input / $12.50 output.

Which has a larger context window, Claude Opus 4.8 or Nova Premier?

▼

Claude Opus 4.8 has a larger context window: Claude Opus 4.8 supports 1M tokens vs Nova Premier at 1M tokens.

Do both Claude Opus 4.8 and Nova Premier support vision?

▼

Yes, both Claude Opus 4.8 and Nova Premier support vision/image input.

What are the key differences between Claude Opus 4.8 and Nova Premier?

▼

Key differences: 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 Nova Premier for free on idapt.app to see which performs better for your specific needs.

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