Claude Sonnet 5
PremiumAnthropic's fifth-generation Sonnet — near-Opus intelligence at Sonnet speed and price.
A large jump over Sonnet 4.6 across coding, agents, and professional work, approaching Opus 4.8 quality while staying fast and affordable. Excels at iterative development, complex codebase navigation, end-to-end workspace management with memory, and confident computer use for web QA and workflow automation. Supports text, image, and file inputs with tool use and structured outputs.
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Claude Sonnet 5 by Anthropic has a Capability Index of 80.1, making it comparable to the field average. It ranks #26 out of 92 models on the idapt capability leaderboard. Claude Sonnet 5 is competitively priced at $2.00/M tokens input and $10.00/M tokens output. Cached input reads are priced at $0.20/M tokens, making repeated context cheaper. The model supports vision/image input, extended reasoning, a 1M context window.
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Mistral Small 4vs Claude Sonnet 5Frequently Asked Questions about Claude Sonnet 5▼
When was Claude Sonnet 5 released?
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Claude Sonnet 5 was released on June 30, 2026.
Who created Claude Sonnet 5?
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Claude Sonnet 5 was created by Anthropic.
How capable is Claude Sonnet 5?
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Claude Sonnet 5 has a Capability Index of 80.1/100, making it comparable to the field average. It ranks #26 out of 92 models.
How much does Claude Sonnet 5 cost?
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Claude Sonnet 5 costs $2.00/M input tokens and $10.00/M output tokens.
What is Claude Sonnet 5 API pricing?
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The Claude Sonnet 5 API is priced at $2.00 per million input tokens and $10.00 per million output tokens. You can access Claude Sonnet 5 through idapt.app alongside 200+ other AI models in one workspace.
Is Claude Sonnet 5 a reasoning model?
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Yes, Claude Sonnet 5 is a reasoning model. It can think step-by-step through complex problems before providing an answer, often yielding better results on difficult tasks like math, coding, and multi-step logic.
Does Claude Sonnet 5 support image or vision input?
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Yes, Claude Sonnet 5 supports vision/image input. You can share images in your conversation and the model will analyze and respond based on their content.
Does Claude Sonnet 5 support audio?
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No, Claude Sonnet 5 does not support audio input.
What is the context window of Claude Sonnet 5?
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Claude Sonnet 5 has a context window of 1M tokens, meaning it can process approximately 750,000 words of context at once.
Is Claude Sonnet 5 open source?
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Claude Sonnet 5 is a proprietary model developed by Anthropic. The model weights and training data are not publicly available.
What is Claude Sonnet 5 good at?
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Based on benchmark data, Claude Sonnet 5 excels at: mathematical problem solving, visual analysis and image understanding. It is Anthropic's capable model suitable for a wide range of tasks.
Where can I use Claude Sonnet 5?
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You can chat with Claude Sonnet 5 on idapt.app — no separate API key required. idapt is an AI workspace with 200+ models, agents, computers, and tasks. You can also access Claude Sonnet 5 through Anthropic's own API or platform.