Claude Sonnet 5 (batch)

Anthropic· released 30 Jun 2026

anthropic/claude-sonnet-5:batch

Input / 1M tokens: $1
Output / 1M tokens: $5

Context window1M tokens

Longest answer: 128K tokens

reads textreads imagereads filetool callingvisionreasoning

About

Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...

Details

Lab: Anthropicopenrouter.ai · 3 Oct 2026
Context: 1,000Kopenrouter.ai · 3 Oct 2026
Input price: $1 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $5 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 128,000 tokensopenrouter.ai · 3 Oct 2026
Inputs: text, image, fileopenrouter.ai · 3 Oct 2026
Open weights: Noopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/anthropic/claude-sonnet-5:batch· checked 3 Oct 2026