Claude Opus 5.5 est le premier modèle d'Anthropic issu de la famille Claude 5.5. Il offre des performances de pointe pour le codage autonome (agentic coding), la fonctionnalité Computer Use et les tâches cognitives. Avec une génération plus rapide, une communication plus claire et une efficacité de calcul considérablement améliorée, il apporte une intelligence de haut niveau aux tâches exigeantes en plusieurs étapes.

Pricing: Input 320 credits / 1M tokens (≈ $1.60), Output 1,600 credits / 1M tokens (≈ $8.00). High-tier top-ups include +10% bonus credits. Effective pricing is approximately 10% lower than the above rates.
claude-opus-5-5

Automatically append previous messages to maintain multi-turn context. May increase token usage.

Function calling
Thinking process
Max tokens
Stream Response

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Complete guide to using claude-opus-5-5

API Claude Opus 5.5 : Des capacités de codage accrues, des agents plus intelligents, une consommation réduite

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L'API Claude Opus 5.5 relève les défis de codage complexes
Une fonctionnalité Computer Use plus intelligente avec l'API Opus 5.5
L'API Anthropic Claude Opus 5.5 apporte une intelligence plus poussée aux métiers du savoir
Des coûts d'exploitation réduits avec l'API Claude Opus 5.5
Des résultats plus rapides et des réponses plus claires avec l'API Opus 5.5
Un alignement renforcé dans tous les workflows de l'API Anthropic Opus 5.5
BenchmarkClaude Opus 5.5Claude Fable 5.1Claude Opus 5GPT-6 AstraGPT-5.6 Sol
Agentic coding — Terminal-Bench 4.0¹66.4%55.8%52.3%57.9%37.3%
Agentic coding — FrontierCode v1.1 (Main)54.4%50.3%48.0%53.3%47.5%
Agentic coding — CursorBench 4.057.8%51.8%46.6%—41.7%
Knowledge work — GDPval-AA v2.118461735170815421588
Business workflows — AutomationBench²40.0%31.4%26.9%41.4%28.8%
Multidisciplinary reasoning — Humanity’s Last Exam67.7% with tools65.6% with tools63.6% with tools57.2% with tools—
Agentic scientific research — Terminal-Bench-Science 0.1³58.7%52.6%29.0%64.6%22.4%
Computer use — OSWorld 2.081.8% partial80.7% partial74.0% partial——
Visual chart recognition — Chartography89.0% with tools88.4% with tools83.4% with tools——

Keep development costs manageable with Kie.ai's competitive pricing and flexible credit-based billing. Whether you're experimenting with prompts, developing coding assistants, or running complex AI workflows, Claude Opus 5.5 API access can fit different usage requirements. Review the latest pricing on Kie.ai to understand your costs before scaling.

Spend less time figuring out integration requirements and more time building your application. Kie.ai provides API documentation covering authentication, request formats, available parameters, and response handling. For Anthropic Claude Opus 5.5 API, developers can refer to the corresponding model documentation to identify the specific features supported through our platform and configure their requests accordingly.

Technical questions shouldn't hold up your development process. Kie.ai offers dedicated support channels to help developers address authentication errors, request failures, billing questions, and other integration issues. From initial testing to production deployment, our team can assist with problems encountered while working with Opus 5.5 API.

Your application may need different models for different tasks, and Kie.ai makes it easier to explore those options in one place. Alongside Claude Opus 5.5 API, our growing model library includes leading language, image, video, and audio models. Developers can compare available capabilities, experiment with different workflows, and expand their projects without having to source every AI model from a separate platform.