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Description

Claude Opus 4.8 is Anthropic’s newest flagship AI model built to improve coding performance, reasoning accuracy, agentic task execution, and collaborative AI workflows for developers, enterprises, and advanced productivity use cases. The model serves as an upgrade to Claude Opus 4.7, delivering measurable improvements across benchmarks related to coding, practical reasoning, software engineering, and autonomous task management while maintaining the same pricing structure for standard usage. One of the most significant improvements in Claude Opus 4.8 is its enhanced honesty and judgment during complex tasks, reducing the likelihood of unsupported claims, hidden errors, or overlooked flaws in generated code and analytical outputs. Anthropic’s evaluations show that Opus 4.8 is substantially less likely than previous versions to allow software defects or reasoning mistakes to pass without flagging uncertainty or requesting clarification. The platform introduces new effort control settings that allow users to adjust how deeply the model reasons through tasks, balancing response quality, processing depth, speed, and token usage depending on workflow requirements. Claude Opus 4.8 also powers new dynamic workflow functionality in Claude Code, enabling the model to coordinate hundreds of parallel subagents within a single session to handle large-scale software engineering tasks such as codebase migrations and extensive automation projects. The model supports high-speed fast mode processing, now significantly more affordable than previous versions, while also offering higher-effort reasoning modes optimized for difficult coding and operational workflows.

Description

GPT-5.5 Thinking is a next-generation AI capability from OpenAI that focuses on solving complex tasks with greater autonomy and efficiency. It allows users to input broad or multi-step instructions while the model independently plans, executes, and verifies the work. The system is particularly strong in coding, research, data analysis, and professional knowledge tasks. It can interact with tools, navigate workflows, and refine outputs without requiring constant user guidance. GPT-5.5 Thinking is designed to deliver faster results while maintaining high accuracy and reducing token usage. Its ability to handle long context windows enables it to work with large documents, datasets, and extended problem-solving scenarios. The model is also equipped with advanced safeguards to minimize misuse and ensure secure operation. It integrates seamlessly into platforms like ChatGPT and Codex, enhancing productivity across industries. Users benefit from more concise, structured, and reliable outputs. Overall, it transforms AI into a more capable partner for complex and real-world work.

API Access

Has API Yes 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

Integrations

Brokk Yes 
Charlie Yes 
Claude Agent SDK Yes 
Claude Code Yes 
Claude Cowork Yes 
Claude Desktop Yes 
Claw Code Yes 
Dart Yes 
Devin Desktop Yes 
Doraverse Yes 
GPT-6.1 Sol No 
GitAuto Yes 
GitHub Copilot Yes 
Google Antigravity Yes 
Java Yes 
Microsoft Foundry Yes 
Scala Yes 
Trinity-Large-Thinking Yes 
Viktor Yes 

Integrations

Brokk No 
Charlie No 
Claude Agent SDK No 
Claude Code No 
Claude Cowork No 
Claude Desktop No 
Claw Code No 
Dart No 
Devin Desktop No 
Doraverse No 
GPT-6.1 Sol Yes 
GitAuto No 
GitHub Copilot No 
Google Antigravity No 
Java No 
Microsoft Foundry No 
Scala No 
Trinity-Large-Thinking No 
Viktor No 

Pricing Details

$5 per 1M (input)
$5 per million input tokens and $25 per million output tokens. Pricing for fast mode is $10 per million input tokens and $50 per million output tokens.
Free Trial No 
Free Version No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

Anthropic

Founded

2021

Country

United States

Website

claude.ai/

Vendor Details

Company Name

OpenAI

Founded

2015

Country

United States

Website

openai.com

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Alternatives

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