Claude Opus 5 alternatives

Best Claude Opus 5 alternatives

10 models that can stand in for Claude Opus 5, ranked by benchmark score, with what each one does better.

anthropic logo

Current Model

Claude Opus 5

Input / 1M
$5
Output / 1M
$25
Context
1M
Intelligence
50.8

Quick picks

The best alternative depends on what you need

Why people switch away from Claude Opus 5, and the model that fits each reason best.

Ranked

Top Claude Opus 5 alternatives

Each model is scored against Claude Opus 5. Green means better, red means worse.

Claude Opus 5 as the baseline, then the top alternatives scored against it
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Claude Opus 5

Anthropic

Input / 1M$5Output / 1M$25Context1MIntelligence50.8Reference model
1anthropic logo
Input / 1M$4-20%Output / 1M$20-20%Context1MIntelligence57.6+13%Compare
Why switch:1.3x cheaper outputHigher intelligence scoreNewer release
Input / 1M$2-60%Output / 1M$10-60%Context1MIntelligence56+10%Compare
Why switch:2.5x cheaper outputHigher intelligence scoreNewer release
Input / 1M$10+100%Output / 1M$50+100%Context1MIntelligence53.4+5%Compare
Why switch:Higher intelligence scoreNewer release
Input / 1M$10+100%Output / 1M$50+100%Context1.05M+5%Intelligence52.7+4%Compare
Why switch:Higher intelligence scoreLarger 1.05M contextNewer release
Input / 1M$2-60%Output / 1M$10-60%Context1.05M+5%Intelligence51.8+2%Compare
Why switch:2.5x cheaper outputHigher intelligence scoreLarger 1.05M contextNewer release
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Input / 1M$10+100%Output / 1M$50+100%Context1MIntelligence49.6-2%Compare
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GPT-6 Sol

OpenAI

Input / 1M$2-60%Output / 1M$10-60%Context1.05M+5%Intelligence47.6-6%Compare
Why switch:2.5x cheaper outputLarger 1.05M contextNewer release
Input / 1M$2-60%Output / 1M$10-60%Context1.05M+5%Intelligence47-7%Compare
Why switch:2.5x cheaper outputLarger 1.05M context
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Kimi K3

Moonshot AI

Input / 1M$0.90-82%Output / 1M$14-44%Context1.05M+5%Intelligence43.6-14%Compare
Why switch:1.8x cheaper outputLarger 1.05M contextAccepts video
10anthropic logo
Input / 1M$5Output / 1M$25Context1MIntelligence41.8-18%Compare

FAQ

Frequently asked questions

What is the best alternative to Claude Opus 5?

Claude Opus 5.5 from Anthropic ranks first, based on independent benchmark scores. It costs $20 per 1M output tokens, compared with $25 for Claude Opus 5.

Is there a cheaper alternative to Claude Opus 5?

Yes. Claude Sonnet 5.5 charges $10 per 1M output tokens, versus $25 for Claude Opus 5.

Can I try Claude Opus 5 and its alternatives at the same time?

Yes. Shortcut Chat sends one prompt to several models at once, so you can compare Claude Opus 5 with any of these alternatives on your own tasks.

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Not sure which to pick? Try them all.

Send one prompt to Claude Opus 5 and its alternatives at the same time, and keep the answer you like best.