Claude Sonnet 5.5

Responsive everyday work

Anthropicmaker
Standardin the default router pool
Copy + scriptshooks, captions, briefs, storyboards

Claude Sonnet 5.5 is one of 22 text models Hermoso can write ad copy, hooks and scripts with. Name it, or leave the model out and the router picks a sound default. The same catalog is available from the app, the MCP server and the CLI, on one account and one credit balance; the exact price of every render is shown in the app before it runs.

What people make with it

The linked formats are creative recipes Hermoso plans and renders for your brand.

About Anthropic

Anthropic makes the Claude models that write and reason through a brief.

Specs

Best forResponsive everyday work
TierStandard
Model idclaude-sonnet-5-5

Claude Sonnet 5.5 compared with other text models

ModelMakerTierBest for
Claude Sonnet 5.5AnthropicStandardResponsive everyday work
Claude Opus 5.5AnthropicPremiumComplex, analytical work
Claude Sonnet 4.6AnthropicStandardPrevious generation
Claude Fable 5AnthropicPremiumPrevious Fable
GPT-6 AstraOpenAIPremiumOpenAI’s most capable, for long-horizon work with a 1M context
GPT-5.6 SolOpenAIStandardComplex professional work
Llama 4 ScoutMetaStandardMeta’s efficient open MoE, fast with a long context

See all 22 text models side by side.

Just ask for it

In Claude, ChatGPT, Cursor or any assistant connected to Hermoso, name the model in plain English. Or pick it from the model menu in the app.

Write five TikTok hooks for our olive oil with Claude Sonnet 5.5.
Use Claude Sonnet 5.5 to script a 15 second testimonial, then render it.
Have Claude Sonnet 5.5 rewrite this caption for LinkedIn, Instagram and X.

Getting the best out of Claude Sonnet 5.5

  • Give the platform, the length and the count: five nine-word TikTok hooks.
  • Paste the product page or a real review. Specifics beat adjectives.
  • Ask for variants on one angle at a time (price, speed, proof) so each can be tested cleanly.
  • List the words you never want to see. A blocklist is respected.

Write ad copy with Claude Sonnet 5.5. Start free, and every feature is on every plan.

Start free →   See pricing

Frequently asked questions

What is Claude Sonnet 5.5 used for in Hermoso?

Responsive everyday work. It writes hooks, captions, scripts and briefs, and can drive the agent loop that plans a whole ad.

Is Claude Sonnet 5.5 the default?

It is in the default pool. Name it to force it, or leave the model out and the router chooses.