Claude Sonnet 5

Name: Claude Sonnet 5
Price: 2 USD
Author: Anthropic

Claude Sonnetv5Current

Anthropic(ai lab)

Released June 30, 2026

API Docs

OpenTools Scorenormalized /100

10.4

Valuescore / $M

OpenTools Score

Context1M tokens

Price (In / Out)$2.00/M / $10.00/M

CategoryLarge Language Model

Max Output128K tokens

About Claude Sonnet 5

Claude Sonnet 5 is Anthropic next-generation Sonnet model and a drop-in upgrade from Sonnet 4.6. Anthropic docs state that adaptive thinking is on by default, manual extended thinking is removed, sampling parameter overrides return errors, and the model supports a 1M token context window with 128K max output.

Capabilities

textvisionreasoningcodingtool useextended thinkingagents

Input Modalities

textimage

Output Modalities

text

Technical Details

API Identifier: claude-sonnet-5
Category: Large Language Model
Context Window: 1,000,000 tokens
Max Output Tokens: 128,000 tokens

Benchmarks

Performance scores for Claude Sonnet 5 across standard benchmarks.

Artificial Analysis Intelligence IndexArtificial Analysis · Jun 2026

53%

Pricing

Token pricing for Claude Sonnet 5 API usage.

Input Tokens

$2.00/M

per million tokens

Output Tokens

$10.00/M

per million tokens

Pricing Calculator

Input tokens/month

Output tokens/month

Input cost$2.00

Output cost$5.00

Estimated monthly cost$7.00

Introductory pricing is $2 input and $10 output per 1M tokens through August 31, 2026; standard pricing becomes $3/$15 afterward.

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Building reliable, interpretable, and steerable AI systems

6 Tools3 MCP Servers4 ModelsFounded 2021San Francisco, CA

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Claude Opus 4.7Current	1.0M	$5.00 / $25.00	textvisioncodetool use
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