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What is Step 5 Preview?

Step 5 Preview epitomizes the apex of StepFun’s offerings for agentic tasks, specifically designed for practical applications in the realms of software engineering and professional knowledge, with particular excellence in financial settings. This model is adept at processing text, images, and videos, featuring an impressive 1M-token context window that suits tasks requiring extensive data, tool utilization, and continuous advancement toward specific objectives. It can effectively analyze extensive documents, amalgamate information from diverse sources, and leverage conversation threads for efficient cross-document queries and research organization. In the field of programming and software development, it showcases proficiency in a range of programming languages, assisting with debugging, code adjustments, verification tasks, and test generation. Moreover, its sophisticated multi-step agent capabilities allow applications to leverage tools for information retrieval, document analysis, detailed research, and the development of analytical reports. The model's multimodal understanding enables it to integrate images, videos, and text, facilitating tasks like chart analysis and responding to queries based on screenshots. This extensive suite of capabilities not only enhances productivity but also solidifies Step 5 Preview as an essential tool for professionals across a multitude of industries, ensuring they remain at the forefront of their respective fields.

What is Claude Opus 5.2?

Claude Opus 5.2 is an anticipated upcoming Anthropic model expected to provide an incremental upgrade to the Claude Opus 5 generation. Anthropic has not yet officially announced the model or published confirmed information about its release date, pricing, API name, context window, benchmarks, or other technical specifications. Claude Opus 5 currently serves as Anthropic’s strongest active Opus model and is designed for long-running agents, software engineering, computer use, scientific analysis, professional knowledge work, and complex problem-solving. An Opus 5.2 update would therefore be expected to build on these capabilities rather than represent an entirely different type of model. Software development improvements could include deeper codebase understanding, more precise debugging, cleaner code changes, stronger test generation, and more reliable verification of completed work. Agentic workflows could benefit from improved planning, memory and context management, tool coordination, and the ability to remain focused across longer chains of actions. Anthropic has highlighted Opus 5’s ability to question assumptions, verify its own output, and continue iterating when a first approach is insufficient, providing a likely foundation for additional reliability improvements. Professional use cases could include financial analysis, legal work, document creation, data analysis, research, scientific workflows, and other tasks requiring structured reasoning over substantial amounts of information. Opus 5 already provides configurable reasoning effort and a Fast mode, so a point release could further optimize the tradeoff between intelligence, response time, token usage, and task cost. The model would also likely remain closely integrated with Claude, Claude Code, the Claude API, and Anthropic’s broader ecosystem for building tool-using AI applications and agents.

Media

Media

No images available

Integrations Supported

Cherry Studio
Hermes Agent
Model Context Protocol (MCP)
OfoxAI
OpenClaw
Python
Qwen Code
AgentSea
Claude Cowork
Claude Pro
Claw Code
Cody
Doraverse
Google Antigravity
Kotlin
Odysseus
Oxen.ai
Replit
RustRover
Snowflake Cortex AI

Integrations Supported

Cherry Studio
Hermes Agent
Model Context Protocol (MCP)
OfoxAI
OpenClaw
Python
Qwen Code
AgentSea
Claude Cowork
Claude Pro
Claw Code
Cody
Doraverse
Google Antigravity
Kotlin
Odysseus
Oxen.ai
Replit
RustRover
Snowflake Cortex AI

API Availability

Has API

API Availability

Has API

Pricing Information

$0.04 per input
Free Version
Free Trial Offered?

Pricing Information

$5 per 1M tokens (input)
$5 per million input tokens and $25 per million output tokens
Free Version
Free Trial Offered?

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

StepFun

Date Founded

2023

Company Location

United States

Company Website

platform.stepfun.ai/docs/en/guides/models/step-5-preview

Company Facts

Organization Name

Anthropic

Date Founded

2021

Company Location

United States

Company Website

claude.ai

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