by Anthropic

Claude Opus 5.

multimodal closed 1M ctx
Cheapest input
$5.0/M
on DeepInfra
Cheapest output
$25.0/M
on DeepInfra
Hosted equiv.
~$9.0/hr
@ 100 tok/s on DeepInfra

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...

Hosted API only

No self-host path — closed weights.

Claude Opus 5's weights aren't published. Use it via the access providers below.

Where to use it

Cheapest hosted endpoints.

Provider Access $/M in $/M out
DeepInfra hosted inference $5.0 $25.0 Launch ↗
OpenRouter api aggregator $5.0 $25.0 Launch ↗
FAQ

Frequently asked.

How do I run Claude Opus 5?
Claude Opus 5 is a closed-source API model. The cheapest way to access it is through the API providers listed on this page (direct API, aggregators, and hosted chat UIs).
Where can I access Claude Opus 5?
Claude Opus 5 is available via DeepInfra, OpenRouter. Each access option lists its own pricing (per million tokens or hourly hosting).
How much does it cost to run Claude Opus 5?
API pricing starts at $5.0/M input tokens and $25.0/M output tokens. Self-hosting cost depends on the GPU you rent — see the Run It Yourself tab.
Is Claude Opus 5 open-source or proprietary?
Claude Opus 5 is a proprietary model from Anthropic. Access is API-only — there are no public weights to download.