Claude Opus 5
Claude Opus 5Alternatives?
CheaperGrok 4.5highsame-85%$0.88Context: 1M → 500K
OpenKimi K3max-24%-66%$2.00Sampling parameters are fixed+3
CheaperGPT-5.6 Solxhigh-4%-80%$1.18CheaperGPT-5.5xhigh-8%-55%$2.63Prompts with >272K input tokens
CheaperMuse Spark 1.1xhigh-17%-76%$1.38Only n=1 · Meta / Chat Completions+1Grok 4.5highsame-85%$0.88Context: 1M → 500KGPT-5.6 Solxhigh-4%-80%$1.18GPT-5.5xhigh-8%-55%$2.63Prompts with >272K input tokensMuse Spark 1.1xhigh-17%-76%$1.38Only n=1 · Meta / Chat Completions+1Claude Opus 4.8max-19%-30%$4.08Kimi K3maxOpen-24%-66%$2.00Sampling parameters are fixed+3
GLM 5.2xhighOpen-24%-79%$1.40 / $4.40No image inputTInklingmaxOpen-49%-83%$0.95 / $4.05Context: 1M → 256K+1
Qwen3.5 397B A17BenabledOpen-80%-87%$0.60 / $3.60Context: 1M → 262KGLM 5enabledOpen-80%-85%$1 / $3.20Context: 1M → 203K+1Claude Opus 4.7max-17%—$5 / $25Claude Fable 5max-19%+49%$8.75Claude Opus 4.8max-19%-30%$4.08Claude Opus 4.6max-44%—$5 / $25Claude Sonnet 4.5enabled-48%—$3 / $15Claude Opus 4.5high-49%—$5 / $25Context: 1M → 200KClaude Haiku 5.5mediumn/a—$0.047Remove sampling parameters+5Claude Sonnet 5.5highn/a—$0.88No forced tool use+5All Anthropic models →History
9 versionsBenchmarks
in Agents & Tool UseFAQ
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 $5.86 at max 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?›
#6 of 334 in Chat & Knowledge, #9 of 132 in Coding, #28 of 133 in Agents & Tool Use, #10 of 195 in Writing & Language, #5 of 124 in Vision & Documents. Strongest at: Coding, Agents & work tasks, Reasoning, Science, Long context, Knowledge, Vision.
Is Claude Opus 5 better than Claude Opus 4.8?›
On τ³-bench · banking · 1.0.1, Claude Opus 5 scores 48.7 vs 39.7 — higher. It is 44% more expensive 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 It has been superseded by Claude Opus 5.5.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 Kimi K3.
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?›
Grok 4.5 (cheaper), Kimi K3 (open weights).