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Models › Text models

Claude Haiku 5.5

Fastest, lowest cost

Anthropic · text model

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

Claude Haiku 5.5 is one of 23 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 forFastest, lowest cost
TierStandard
Model idclaude-haiku-5-5

Claude Haiku 5.5 compared with other text models

ModelMakerTierBest for
Claude Haiku 5.5AnthropicStandardFastest, lowest cost
Claude Sonnet 5.5AnthropicStandardResponsive everyday work
Claude Sonnet 4.6AnthropicStandardPrevious generation
Claude Opus 5.5AnthropicPremiumComplex, analytical work
GPT-6 AstraOpenAIPremiumOpenAI’s most capable, for long-horizon work with a 1M context
GPT-5.6 SolOpenAIStandardComplex professional work
Claude Fable 5AnthropicPremiumPrevious Fable

See all 23 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 Haiku 5.5.
Use Claude Haiku 5.5 to script a 15 second testimonial, then render it.
Have Claude Haiku 5.5 rewrite this caption for LinkedIn, Instagram and X.

Getting the best out of Claude Haiku 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 Haiku 5.5. Start free, and every feature is on every plan.

Start free →   See pricing

Frequently asked questions

What is Claude Haiku 5.5 used for in Hermoso?

Fastest, lowest cost. It writes hooks, captions, scripts and briefs, and can drive the agent loop that plans a whole ad.

Is Claude Haiku 5.5 the default?

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

Related text models

Other Anthropic models first, then the text models listed nearest to Claude Haiku 5.5 in the catalog.

Claude Sonnet 5.5

Responsive everyday work

Claude Sonnet 4.6

Previous generation

Claude Opus 5.5

Complex, analytical work

GPT-6 Astra

OpenAI’s most capable, for long-horizon work with a 1M context

GPT-5.6 Sol

Complex professional work

Claude Fable 5

Previous Fable

GPT-5.6 Terra

Balances intelligence and cost

Llama 4 Scout

Meta’s efficient open MoE, fast with a long context

See all 23 text models or every model Hermoso offers.