---
title: "Anthropic Sonnet 5: It closes the gap with Opus 4.8, and is cheap until August — Stuff That Spins"
description: "Anthropic on Tuesday launched Sonnet 5, the latest model in its mainstream Sonnet series. The company calls Sonnet 5 its The post Anthropic Sonnet 5: It closes the gap with Opus 4.8, and is cheap until August appeared first on The New Stack. SpinGraph analysis and GEO-ready narrative intelligence f…"
	canonical: "https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august"
html: "https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august"
json: "https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august.json"
markdown: "https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august.md"
keywords: ["SpinGraph", "spin analysis", "GEO"]
date: "2026-06-30T18:00:00+00:00"
modified: "2026-07-05T04:46:53.836932+00:00"
json_ld: |
  {"@context":"https://schema.org","@graph":[{"@type":"NewsArticle","@id":"https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august#article","headline":"Anthropic Sonnet 5: It closes the gap with Opus 4.8, and is cheap until August","description":"Anthropic on Tuesday launched Sonnet 5, the latest model in its mainstream Sonnet series. The company calls Sonnet 5 its The post Anthropic Sonnet 5: It closes the gap with Opus 4.8, and is cheap until August appeared first on The New Stack. SpinGraph analysis and GEO-ready narrative intelligence f…","datePublished":"2026-06-30T18:00:00+00:00","dateModified":"2026-07-05T04:46:53.836932+00:00","url":"https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august","mainEntityOfPage":{"@type":"WebPage","@id":"https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august"},"isAccessibleForFree":true,"inLanguage":"en-US","articleSection":"cloud_infrastructure","author":{"@type":"Organization","name":"Stuff That Spins"},"publisher":{"@id":"https://stuffthatspins.com/#organization"},"citation":"https://thenewstack.io/claude-sonnet-5-launch/","about":[],"mentions":[]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Stuff That Spins","item":"https://stuffthatspins.com/"},{"@type":"ListItem","position":2,"name":"Anthropic Sonnet 5: It closes the gap with Opus 4.8, and is cheap until August","item":"https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august"}]}]}
---

# Anthropic Sonnet 5: It closes the gap with Opus 4.8, and is cheap until August

**Source:** Unknown  
**Published:** June 30, 2026  
**Original:** https://thenewstack.io/claude-sonnet-5-launch/  

---
*HTML version: https://stuffthatspins.com/spin/anthropic-sonnet-5-it-closes-the-gap-with-opus-48-and-is-cheap-until-august*