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Claude Sonnet 5.5: AI Large Language Models

Claude Sonnet 5.5 is Anthropic's faster, cost-efficient model pour everyday coding, agents, et knowledge work. Supports text et image inputs. Token-based pricing: $2.00/M tokens d’entrée, $10.00/M tokens de sortie. Two endpoints: standard async (/claude-sonnet-5-5) et live streaming (/claude-sonnet-5-5/stream) via SSE.

Commandes interactives du modèle

Claude Sonnet 5.5 is Anthropic's faster, cost-efficient model pour everyday coding, agents, et knowledge work. Supports text et image inputs. Token-based pricing: $2.00/M tokens d’entrée, $10.00/M tokens de sortie. Two endpoints: standard async (/claude-sonnet-5-5) et live streaming (/claude-sonnet-5-5/stream) via SSE.

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Aperçu

À propos de ce modèle

Claude Sonnet 5.5 is Anthropic's faster, more cost-efficient upgrade à Sonnet 5, built pour everyday coding, well-scoped agents, knowledge work, et visual understanding. It runs more than 30% faster than Sonnet 5 et typically uses fewer tokens per task. Pricing: $2.00 per million tokens d’entrée et $10.00 per million tokens de sortie — matches official Anthropic pricing.

1Everyday Coding: Generate, debug, et review code across large codebases.
2Agentic Workflows: Drive multi-step agents that batch tool calls efficiently.
3Knowledge Work: Analyze documents, connect information across sources, et produce structured outputs.
4Visual Understanding: Pass an image_url alongside your prompt pour image-grounded answers.
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Prix ​​et valeur

Analyse des coûts

muapiapp$2.00/M input tokens, $10.00/M output tokens

Token-based billing. Minimum $0.0004 per call. Matches official Anthropic pricing.

Anthropic (official)$2.00/M input tokens, $10.00/M output tokens

Tarification officielle via api.anthropic.com.

Fal.aiNon disponible

Claude Sonnet 5.5 n’est pas disponible sur Fal.ai.

** Les prix des concurrents sont estimés sur la base d'architectures de modèles et de niveaux d'utilisation similaires.

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Détails techniques

Schéma de configuration

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Guide de mise en œuvre

Documentation du développeur

Standard (Async)

POST /api/v1/claude-sonnet-5-5 — returns a request_id; poll pour the result via /api/v1/predictions/{id}/result.

Streaming (SSE)

POST /api/v1/claude-sonnet-5-5/stream — returns a live SSE stream. Each chunk: data: {"choices":[{"delta":{"content":"text"}}]}, ending with data: [DONE].

See Streaming Documentation pour full code examples.

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Questions courantes

Foire aux questions

Comment le tarif est-il calculé ?

La tarification est token-based: $2.00 per million tokens d’entrée et $10.00 per million tokens de sortie. The minimum charge per call is $0.0004. Actual cost is deducted after each call based on token counts returned by the model.

When should I use Sonnet 5.5 vs Opus 5.5?

Use Sonnet 5.5 pour fast everyday coding, agents, et knowledge work at a lower price. Use Opus 5.5 pour the most complex tasks that need maximum reasoning depth.

Claude Sonnet 5.5 support images?

Yes. Pass an image_url in the request body à include an image as part of the user message.