Claude Opus 5

Jul 2026
Claude Opus 5
Compare in
on
$1.10per task?
$5 / $25per 1M in / outcache $0.50
57 tok/sfirst token in 2.7 s?
1Mcontext

Rankingat low effort?

Full ranking →
1Opus 5.568.32Muse Wonder Full67.93Sonnet 5.566.94Muse Wonder63.55Fable 5.162.7
···
45JT-4.1 Flash 236B A21B41.246Opus 540.147Gemini 3.6 Flash39.2

Strong at

S
Reasoning#28 of 334Knowledge#14 of 318
A
Coding#23 of 132Science#47 of 312Long context#32 of 273Vision#20 of 124
B
Agents & work tasks#46 of 175

Alternatives?

ModelScoreCostPer taskWhat changes
CheaperDeepSeek V4.1 Flash 1017maxOpen+55%-76%$0.26Pass back reasoning_content · Chat Completions+4BetterGPT-6 Lunaxhigh+8%-96%$0.042Function calling only with none · Chat Completions+3CheaperMiMo v2.6 ProthinkingOpen+48%-88%$0.13Pass back reasoning_content+3CheaperGLM 5.3 FlashmaxOpen+42%-74%$0.28Defaults to max · Self-hosted+4CheaperQwen3.8 FlashthinkingOpen+41%-66%$0.37Context: 1M → 262K+6

History

9 versions
40506070Jul 26Release dateGDPval-AA 2.14.74.855.5
40506070Jul 26Release dateGDPval-AA 2.14.74.855.5

Benchmarks

in Agents & Tool Use
Terminal-Bench 2.176.4#28
Terminal-Bench 4.026.3#23
GDPval-AA (work tasks) 2.140.1#46
AA-LCR (long context) 1.181.3#32
τ³-Banking · AA30.3#34
AutomationBench-AA51.8#33
AA-Briefcase 1.1 · Elo1,209.3#42
DeepSWE 1.158.1#20
HLE with toolslab63.6
Automation-Benchlab50.3
Agents Last Examlab28.6

FAQ

How much does Claude Opus 5 cost?›

$5 per 1M input tokens and $25 per 1M output tokens; cached input $0.50 per 1M. A typical benchmark task costs about $1.10 at low effort.

Is Claude Opus 5 free to use?›

There is no free API; the cheapest paid price is $5 per 1M input tokens.

How good is Claude Opus 5, and what is it best at?›

#28 of 334 in Chat & Knowledge, #23 of 132 in Coding, #33 of 133 in Agents & Tool Use, #10 of 195 in Writing & Language, #20 of 124 in Vision & Documents. Strongest at: Coding, Reasoning, Science, Long context, Knowledge, Vision.

Is Claude Opus 5 better than Claude Opus 4.8?›

On GDPval-AA (work tasks) 2.1, Claude Opus 5 scores 61.1 vs 47.7 — higher. It is 73% cheaper per task.

How can I use Claude Opus 5?›

Through the API of Amazon Bedrock, Anthropic, Azure, Claude Platform on AWS, DeepInfra and 1 more.

What is the context window of Claude Opus 5?›

1M tokens, with up to 128K output tokens.

When was Claude Opus 5 released? Is there a newer version?›

Released 2026-07-24. It has been superseded by Claude Opus 5.5.

Is Claude Opus 5 open source?›

No, Claude Opus 5 is a closed model available through an API. The closest open-weights option here is DeepSeek V4.1 Flash 1017.

Can Claude Opus 5 read images?›

It accepts text and images, PDF files as input.

What is Claude Opus 5?›

Claude Opus 5 is a closed language model from Anthropic, released Jul 2026, the successor to Claude Opus 4.8.

What are the best alternatives to Claude Opus 5?›

DeepSeek V4.1 Flash 1017 (cheaper), GPT-6 Luna (better).