Anthropic Premium · $18/month 51 tokens / message Balanced

Anthropic: Claude Sonnet 5 · Anthropic

Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels and 1 million token context.

Advanced coding Adaptive reasoning Extended context

Try it free

Anthropic: Claude Sonnet 5 requires the Premium plan

Create a free account to start, or subscribe to a plan for unlimited use of premium models.

No card to start · Cancel anytime

Open in full chat → Compare models side by side, save your sessions and memory

About Anthropic: Claude Sonnet 5

Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels and 1 million token context.

Where it shines: Advanced coding · Adaptive reasoning · Extended context.

How to use Anthropic: Claude Sonnet 5

  1. 1

    Type or upload

    Type what you want in the box above — or upload the file if the tool asks for one.

  2. 2

    Generate

    Click the main button. Wait 2-30 seconds depending on the model and input size.

  3. 3

    Download or share

    Download the result or share the direct link. No watermark, ready to use.

Frequently asked questions

How much does it cost to use Anthropic: Claude Sonnet 5?

Anthropic: Claude Sonnet 5 is Premium: costs 51 tokens per use (~$0.26 actual cost to provider). Requires Premium plan ($29/month → 60,000 tokens) or large one-shot packs. Intended for occasional professional use; Pro plan does not unlock Premium models.

How many uses of Anthropic: Claude Sonnet 5 are included in the Premium plan?

Premium ($29/month) gives you 60,000 recurring tokens, which at 51 tokens per use of Anthropic: Claude Sonnet 5, that’s ~1,176 full uses per cycle. For occasional use, one-shot packs can be more cost-effective — they last up to a year from purchase.

What makes Anthropic: Claude Sonnet 5 special?

Anthropic trains its models for honesty and nuanced reasoning — they admit when they don’t know something rather than inventing. Its specific strengths are: advanced programming, adaptive reasoning, and extensive context. It accepts images as input (multimodal) as well as text — useful for describing captures, reading graphs, or solving problems from a photo.

How fast does Anthropic: Claude Sonnet 5 respond?

Anthropic: Claude Sonnet 5 has a balanced speed: 5-15 seconds per response — neither the fastest nor the slowest in the catalog. The actual time depends also on the length of the prompt and the load of the datacenter — models with huge context take longer when you enter very long texts.

How do I use Anthropic: Claude Sonnet 5 in ia.gratis?

You can use Anthropic: Claude Sonnet 5 from /chat/ by selecting Anthropic: Claude Sonnet 5 in the picker, or via the REST API with `model=claude-sonnet-5` in the POST body. Quick summary: claude Sonnet 5: Anthropic's most advanced model for code, agents, and professional work. The internal model identifier is `claude-sonnet-5` — useful when integrating via API.