---
schema_version: "newruntime-agent-readable-v0.2"
type: "raw_signal"
stable_id: "signal:cursor-claude-opus-5-is-now-available-in-cursor"
id: "x-2080700479940759919"
slug: "cursor-claude-opus-5-is-now-available-in-cursor"
title: "Cursor: Claude Opus 5 is now available in Cursor!"
description: "A public X post from Cursor with a linked primary source flags Claude Opus 5 is now available in Cursor! It matches Fable 5 on CursorBench (66.7 vs 66.5 at default effort) at half the price. Unlike Fable, it's also compatible with Zero Data R..."
retrieval_nugget: "A public X post from Cursor with a linked primary source flags Claude Opus 5 is now available in Cursor! It matches Fable 5 on CursorBench (66.7 vs 66.5 at default effort) at half the price. Unlike Fable, it's also compatible with Zero Data R..."
observed_at: "2026-07-24"
record_date: "2026-07-24"
date_kind: "observed_at"
why_it_matters: "This X-discovered record adds fresh evidence to the agent economics moves to completed work, harness architecture outlives model choice lens and lets the site trend graph move as public product and research signals arrive."
novelty: "structural"
verification_level: "source-linked"
signal_type: "release"
evidence_kind: "creator-source"
status: "published"
source_platform: "x"
source_record_id: "2080700479940759919"
source_url: "https://x.com/cursor_ai/status/2080700479940759919"
topics: ["coding-agents","agents","models"]
entities: ["Cursor"]
related_patterns: ["agent-economics-moves-to-completed-work","harness-architecture-outlives-model-choice"]
source_urls: ["https://x.com/cursor_ai/status/2080700479940759919","https://cursor.com/evals"]
import_batch: "x-analyzer-approved-x-api-catchup-site-20260726"
routes: {"html":"https://newruntime.com/signals/cursor-claude-opus-5-is-now-available-in-cursor/","markdown":"https://newruntime.com/signals/cursor-claude-opus-5-is-now-available-in-cursor.md","json":"https://newruntime.com/signals/cursor-claude-opus-5-is-now-available-in-cursor.json"}
source_format: "x-api-normalized-json"
---

# Cursor: Claude Opus 5 is now available in Cursor!

## Retrieval answer

A public X post from Cursor with a linked primary source flags Claude Opus 5 is now available in Cursor! It matches Fable 5 on CursorBench (66.7 vs 66.5 at default effort) at half the price. Unlike Fable, it's also compatible with Zero Data R...

## Observation

A public X post from Cursor with a linked primary source flags Claude Opus 5 is now available in Cursor! It matches Fable 5 on CursorBench (66.7 vs 66.5 at default effort) at half the price. Unlike Fable, it's also compatible with Zero Data R...

## Why it matters

This X-discovered record adds fresh evidence to the agent economics moves to completed work, harness architecture outlives model choice lens and lets the site trend graph move as public product and research signals arrive.

## Provenance

This public record is an English normalization of an approved X watchlist post. Linked source_urls carry the publishable evidence boundary.