Creuto: AI Technology & Product Insights
Stay informed with practical insights from the Creuto team on artificial intelligence, custom software, mobile applications, SaaS development, product engineering, technology trends, and digital transformation.
Latest posts
More posts
OpenAI Agent Builder deprecation: move off by 30 November
Agent Builder, the Evals platform and reusable prompts all shut down on 30 November 2026. Here is which exit fits which agent, and the migration order that keeps your eval baseline.
Akash Mohapatra
Sep 21, 2026
OpenAI API key security: expiry, governance and mTLS
OpenAI added key expiry, key creation governance, mTLS and workload identity federation in three weeks. None of them reach keys you already issued, or a key shipped in a client app.
Akash Mohapatra
Sep 21, 2026
OpenAI implementation partner: 8 questions to ask first
Eight questions to ask an OpenAI implementation partner before you sign, from the 23 October model shutdowns to evals, prompt caching, data residency and API key expiry, each checkable in OpenAI's docs.
Akash Mohapatra
Sep 21, 2026
GPT-6 Astra vs GPT-5.6: which model your product should run
GPT-6 Astra costs 2.5 times GPT-5.6 Sol per token and shares its 1.05M context window. Here is when Astra pays for itself, which API calls break on migration, and where Terra and Luna fit.
Akash Mohapatra
Sep 21, 2026
OpenAI Select Partner: what changes for your AI build
Creuto has been named an OpenAI Select Partner. Here is which OpenAI models we build on, what the status changes in delivery, and what stays yours: your data, your keys and your vendor choices.
Akash Mohapatra
Sep 21, 2026
AI agent development cost in 2026: a line-by-line breakdown
AI agent pricing, built line by line from OpenAI's published rates: three worked monthly budgets for an internal assistant, a support agent and a voice booking line, and what drives the one-off build.
Akash Mohapatra
Sep 21, 2026
Assistants API migration after the 26 August shutdown
The Assistants API shut down on 26 August 2026. Here is how assistants, threads, runs and file search map onto the Responses and Conversations APIs, and why prompt objects are the wrong landing spot.
Akash Mohapatra
Sep 21, 2026
Custom machine learning solutions: when they beat an API
General models absorbed most of what used to require a custom model. What is left is a narrower and more valuable set of problems: prediction on your own operational data. Here is the test for telling them apart.
Akash Mohapatra
Sep 20, 2026
Custom investment software development: SEBI's 2026 draft
For a portfolio manager, the regulations are most of the specification. Here is what SEBI's current rules already demand of a platform, and what the draft 2026 regulations would add if notified.
Akash Mohapatra
Sep 20, 2026
One Vision. One Team. One Creuto.
Whatever your challenge, we bring the expertise to build, scale, and transform your digital presence with technology that works.