{"slug": "step-5-preview-now-available-on-ai-gateway", "title": "Step 5 Preview now available on AI Gateway", "summary": "StepFun's flagship model Step 5 Preview is now available on Vercel's AI Gateway under the model name stepfun/step-5-preview, supporting text and image input with a 1M-token context window. Vercel said the model targets agentic coding, professional knowledge work, and financial analysis, and can be selected in coding agents such as Claude Code, Codex, and Cursor after installing the latest Vercel CLI and running setup. AI Gateway reflects provider pricing with no markup and charges no platform fee on inference, including on Bring Your Own Key requests.", "body_md": "[Step 5 Preview](https://vercel.com/ai-gateway/models/step-5-preview), StepFun's flagship model, is now available on [AI Gateway](https://vercel.com/ai-gateway). It's built for agentic coding, professional knowledge work, and financial analysis, from building apps and debugging code to research and analytical reports.\n\nStep 5 Preview supports text and image input with a 1M-token context window, allowing you to work with large codebases, a stack of documents, or screenshots and charts in a single request.\n\nUse `stepfun/step-5-preview` as the model name:\n\nFor other coding agents such as Claude Code, Codex, Cursor, and more, install the latest Vercel CLI and run setup:\n\nThen select `stepfun/step-5-preview` in the agent. See the [coding agents guide](https://vercel.com/docs/ai-gateway/coding-agents) for details.\n\nTry Step 5 Preview in the [model playground](https://vercel.com/ai-gateway/models/step-5-preview).\n\nAI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in [custom reporting](https://vercel.com/changelog/custom-reporting-ai-gateway), [Zero Data Retention support](https://vercel.com/blog/zdr-on-ai-gateway), [budgets for API keys](https://vercel.com/docs/ai-gateway/authentication-and-byok/api-keys), [routing rules](https://vercel.com/docs/ai-gateway/models-and-providers/routing-rules), and more.\n\nAI Gateway reflects provider pricing with no markup and does not charge a platform fee on inference, including on [Bring Your Own Key](https://vercel.com/docs/ai-gateway/authentication-and-byok/byok) (BYOK) requests.\n\nYou can view [all language models](https://vercel.com/ai-gateway/models?type=text) available on AI Gateway.", "url": "https://wpnews.pro/news/step-5-preview-now-available-on-ai-gateway", "canonical_source": "https://vercel.com/changelog/step-5-preview-now-available-on-ai-gateway", "published_at": "2026-10-08 00:00:00+00:00", "updated_at": "2026-10-08 16:17:38.511802+00:00", "lang": "en", "topics": ["ai-products", "large-language-models", "ai-agents", "developer-tools", "ai-infrastructure"], "entities": ["StepFun", "Step 5 Preview", "Vercel", "AI Gateway", "Claude Code", "Codex", "Cursor", "Vercel CLI"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/step-5-preview-now-available-on-ai-gateway", "markdown": "https://wpnews.pro/news/step-5-preview-now-available-on-ai-gateway.md", "text": "https://wpnews.pro/news/step-5-preview-now-available-on-ai-gateway.txt", "jsonld": "https://wpnews.pro/news/step-5-preview-now-available-on-ai-gateway.jsonld"}}