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.
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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
GitHub Copilot model deprecation: six models go 19 October
GitHub retires six Copilot models on 19 October across every Copilot surface. Two pairs of them collapse into single replacements, which makes this a behaviour change rather than a version bump.
Akash Mohapatra
Sep 20, 2026
Jev model explained: when a decision model beats an LLM in your software
TypeSafe's Jev returns typed decisions with probabilities instead of text, and became Vercel's fastest-adopted model in a day. Where it beats an LLM, where it cannot, and how to use it safely.
Akash Mohapatra
Sep 19, 2026
Feature flag cleanup with AI agents: DoorDash's $4.79 per flag
DoorDash's agents turned 50 stale feature flags into 45 usable pull requests at an average of $4.79 and 13.8 minutes each. Why flag removal is an ideal first job for coding agents.
Akash Mohapatra
Sep 19, 2026
LLM cost optimization: open-weight models run 56% of tokens, 14% of spend
Vercel's gateway data shows open-weight models ran 56% of tokens in August but took 14 cents of every dollar. Production teams already tier models by task; here is how to do it deliberately.
Akash Mohapatra
Sep 19, 2026
GPT-6 Astra cybersecurity: the first Critical rating
GPT-6 Astra is the first model OpenAI has classified as Critical for cybersecurity, and it is available through the API, AWS and Azure. The safeguards that matter most are the ones the deploying enterprise applies.
Akash Mohapatra
Sep 17, 2026
AI code review automation: how Duolingo auto-approves 10%
Duolingo lets an AI risk classifier approve about one in ten pull requests, cutting median merge time from 18 hours to 12 without a rise in defects. Hard exclusions and a literacy programme did most of the work.
Akash Mohapatra
Sep 17, 2026
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