Build on the Claude Developer Platform

Use our API to create new user experiences, products, and ways to work with the most advanced AI models on the market.

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« La décision de choisir Claude a été entièrement motivée par les données. Nous avons testé plusieurs fournisseurs de modèles côte à côte, et Claude a toujours obtenu les meilleurs résultats en termes de taux de résolution de cas et de satisfaction client. »

Timothy Addison, chef de cabinet de l'organisation d'ingénierie

« Le partenariat avec Anthropic a été exceptionnel : ses conseils et son soutien ont aidé nos équipes d'ingénierie à optimiser les modèles. »

Joel Hron, directeur technique

« Avec Claude, nous ne nous contentons pas d'automatiser le service client, nous l'élevons au rang de véritable qualité humaine. Cela permet aux équipes de support de réfléchir de manière plus stratégique à l'expérience client et à ce qui rend les interactions réellement précieuses. »

Fergal Reid, vice-président de l'IA

« Nous constatons des performances de codage de pointe avec Claude Sonnet 4.5, avec des améliorations significatives dans les tâches à long terme. Cela confirme pourquoi de nombreux développeurs utilisant Cursor choisissent Claude pour résoudre leurs problèmes les plus complexes. »

Michael Truell, PDG

« La mise en cache rapide de la plateforme rend Notion AI plus rapide et moins chère, tout en conservant une qualité de pointe. Cela nous permet de créer une expérience utilisateur plus performante et plus réactive pour nos clients. »

Simon Last, cofondateur
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Choose how to get started

Build on your own

Launch your own generative AI solution with:

  • Access to all Claude models
  • Usage-based tiers
  • Automatically increasing rate limits
  • Simple pay-as-you-go pricing
  • Self-serve deployment on workbench
  • Prompting guides and developer docs
Start building

Get extra support

Need custom rate limits or hands-on help? Contact our sales team for:

  • Anthropic-supported onboarding
  • Custom rate limits
  • Billing via monthly invoices
  • Prompting support
  • Deployment support
Contact sales

Claude models

Right-sized for any task, our models offer the best combination of speed and performance.

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Learn more
Économisez 50 % grâce au traitement par lots.
En savoir plus
Traitement par lots

Opus 4.1

Powerful model for complex and creative tasks
Input
$15 / MTok
Output
$75 / MTok
Prompt caching
Write
$18.75 / MTok
Read
$1.50 / MTok

Sonnet 4.5

Most intelligent model for building agents and coding
Input
Prompts ≤ 200K tokens
$3 / MTok
Prompts > 200K tokens
$6 / MTok
Output
Prompts ≤ 200K tokens
$15 / MTok
Prompts > 200K tokens
$22.50 / MTok
Prompt caching
≤ 200K tokens
Write
$3.75 / MTok
Read
$0.30 / MTok
> 200K tokens
Write
$7.50 / MTok
Read
$0.60 / MTok

Haiku 4.5

Fastest, most cost-effective model
Input
$1 / MTok
Output
$5 / MTok
Prompt caching
Write
$1.25 / MTok
Read
$0.10 / MTok

Prompt caching pricing reflects 5-minute TTL. Learn about extended prompt caching.

Do more with built-in tools

See developer docs

Prompt caching

Give Claude more background knowledge and example outputs to reduce costs and latency.

Web search

Augment Claude’s knowledge with current, real-world data from across the web.

Tool use

Allow Claude to interact with external tools and APIs so it can perform a wider range of tasks.

Batch processing

Process large volumes of requests asynchronously and save 50% on costs.

Memory

Let Claude store and consult information from a dedicated memory file.

Context editing

Automatically clear less relevant tool calls and results from the context window when approaching token limits.

MCP connector

Connect Claude to any remote MCP server without writing client code.

Code execution

Run Python code, create visualizations, and analyze data directly within API calls.

Citations

Get detailed references to the exact sentences and passages Claude uses to generate responses, leading to more verifiable, trustworthy outputs.

Files API

Upload documents once and reference them repeatedly across conversations.

Developer docs

Explore Claude’s advanced features and capabilities.

Read more
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Get to production faster with the Claude Console

Integrate Claude’s powerful AI capabilities into your apps and deliver production-grade solutions faster.

Afficher la requête

You are an AI assistant specialized in classifying customer support tickets. Your task is to analyze the content of a given ticket and assign it to the most appropriate category from a predefined list. You will also provide reasoning for your classification decision.

First, let's review the available categories:

<category_list>
{{CATEGORY_LIST}}
</category_list>

Now, here is the content of the support ticket you need to classify:

<ticket_content>
{{TICKET_CONTENT}}
</ticket_content>

Please follow these steps to complete the task:
– Carefully read and analyze the ticket content.
– Consider how the content relates to each of the available categories.
– Choose the most appropriate category for the ticket.
– Provide a detailed explanation of your reasoning process.

Use the following structure for your response:
<classification_analysis>
In this section, break down your thought process:
– Quote the most relevant parts of the ticket content.
– List each category and note how it relates to the ticket content.
– For each category, provide arguments for and against classifying the ticket into that category.
– Rank the top 3 most likely categories.
</classification_analysis>

<classification>
<category>Your chosen category goes here</category>
<reasoning>A concise summary of your reasoning for choosing this category</reasoning>
</classification>

Remember to be thorough in your analysis and clear in your explanation. Your goal is to provide an accurate classification with well-supported reasoning.

Built for developers

Build, test, and iterate on your deployment:

  • Automatically generate or improve existing prompts
  • Evaluate model responses against real-world scenarios
  • Build faster with pre-built cookbooks and guides

Use cases for Claude

Coding

Our models are constantly improving on coding, math, and reasoning. Claude can complete complex engineering tasks to solve problems that would typically take a full day of engineering work.

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Agents

Claude offers superior instruction following, tool selection, error correction, and advanced reasoning for customer-facing agents and complex AI workflows.

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Productivity

Claude can extract relevant information from business emails and documents, categorize and summarize survey responses, and wrangle reams of text with high speed and accuracy.

Customer support

Claude can handle ticket triage, on-demand complex inquiries using rich context awareness, and multi-step support workflows—all with a casual tone and conversational responses.

Learn more

Start building

See pricing
Contact sales

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