# Claude Opus 5 Review & Benchmarks (2026): Price, Context, Specs | Alher Tech

> Claude Opus 5 by Anthropic: benchmarks, pricing, context window, strengths and use cases. Data from official benchmark sources.

- Canonical page: https://alhertech.com/en/ai-comparison/claude-opus-5/
- Site: Alher Tech (custom software, AI agents and SEO engineering, https://alhertech.com/)
- Contact: https://alhertech.com/en/contact/

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Last updated: July 25, 2026

## Specs

- **Vendor**: Anthropic
- **Released**: July 24, 2026
- **Context window**: 1M tokens
- **Input**: $5 / M tokens
- **Output**: $25 / M tokens

## Benchmarks

- **sweBench**: 97

## Strengths

- #1 in real-world coding: 97.0% SWE-bench Verified (Vals AI) and 43.3% Frontier-Bench v0.1, ahead of Fable 5 and GPT-5.6 Sol
- #1 in agentic knowledge work: GDPval-AA v2 Elo 1861 and Artificial Analysis Intelligence Index 61 at max effort, the highest in the world
- Near or above Fable 5 performance at half the price ($5 / $25 per M tokens), with a 5-level effort selector as a cost/latency lever and a May 2026 knowledge cutoff

## Weaknesses

- Behind Mythos 5 on offensive cybersecurity and long-duration autonomous biology, and behind Fable 5 on DeepSWE v1.1 (68.8% vs 69.7%)
- High latency at max effort: 64.5s to first token
- No server-side web fetch and no Priority Tier at launch

## Best for

- Production coding agents
- Agentic knowledge work: documents and analysis
- Computer use and desktop automation
- Existing Opus 4.8 workloads: drop-in generational upgrade at the same price

[Compare with other AI models](https://alhertech.com/en/ai-comparison/)