Product & engineering insights
Practical articles on custom software, SaaS, AI, and product development from Tricolens.
All insights

AI & ML
GPT-6 Astra vs Claude Fable 5.1 vs Gemini 3.8 Flash: Which AI Model Fits Your Product?
Four frontier AI models shipped within weeks of each other in September 2026. Here is what each one costs, what it is built for, and how to pick the right one for your product without trusting a leaderboard.

Hiren Patel

AI & ML
AI API Pricing in 2026: What an AI Feature Really Costs Per Month
Per-token prices keep falling, yet AI bills keep rising. Here is how AI API pricing works in 2026, three worked monthly cost examples, and the levers that cut a bill without cutting quality.

Bhumin Patel

AI & ML
Open-Weight vs Proprietary AI Models in 2026: When Self-Hosting Pays Off
Open-weight models such as DeepSeek V4, Qwen and Mistral now handle much of the work businesses buy proprietary APIs for. Here is how to use them, what they really cost, and when running your own is worth it.

Vikas Patel

AI & ML
AI Model Routing in 2026: Why One Model Is No Longer Enough
Sending every request to one AI model means overpaying for easy work or under-serving hard work. Model routing picks the right model per request. Here is how it works, what it saves, and how to build it.

Hiren Patel

AI & ML
A New AI Model Every Week: How to Choose the Right One for Your Product
OpenAI, Anthropic, Google and Meta all shipped new flagship models in September 2026, and every one claims to be the best. This checklist gives product owners and CTOs a repeatable way to choose a model that fits their product, budget and data rules.

Bhumin Patel

Mobile & Desktop
Flutter vs React Native in 2026: Which Should You Build Your App With?
Flutter 3.47 and React Native 0.87 both shipped in August 2026, and both now target phones, desktops and the web. Here is how they really differ, and how to choose for your product and team.

Vishvas Patel

Mobile & Desktop
One App for Mobile and Desktop in 2026: Flutter vs React Native vs Compose Multiplatform
Can one codebase really run on iPhone, Android, Windows, macOS and Linux? In 2026, yes, with caveats. Here is what Flutter, React Native and Compose Multiplatform support today, and how to plan an all-in-one app.

Vishvas Patel

Mobile & Desktop
Kotlin Multiplatform vs Flutter in 2026: Shared Logic or Shared Everything?
Kotlin Multiplatform and Compose Multiplatform are now stable on Android, iOS and desktop, making them a real alternative to Flutter. The difference is how much you share, and who writes it.

Vishvas Patel

Mobile & Desktop
Native iOS App Development in 2026: What WWDC26 and iOS 27 Mean for Your App
WWDC26 brought major SwiftUI upgrades, faster builds in Xcode 27 and new agent tools for developers. Here is what changes for business apps, and when native iOS is worth it over cross-platform.

Vishvas Patel

Mobile & Desktop
Native Android App Development in 2026: Android 17, Large Screens and Desktop Mode
Android 17 makes every app resizable on tablets and foldables, adds desktop-style windowing, and Google Play's new target API deadline has arrived. Here is what it means for your Android app.

Vishvas Patel

ERP & Automation
ERPNext vs Odoo in 2026: Which Open-Source ERP Fits Your Business?
ERPNext v16 and Odoo 19 are the two open-source ERPs most growing businesses shortlist. They differ most in licensing, pricing and how you customise them. Here is how to choose.

Vikas Patel

SaaS & Multi-tenant
Multi-Tenant SaaS Architecture in 2026: Shared Database or Database per Tenant?
Every SaaS product has to decide how customers' data is separated. Shared tables, separate schemas or separate databases each trade cost against isolation. Here is how to choose, including what AI features change.

Sachin Patel

E-commerce
Agentic Commerce in 2026: How AI Shopping Agents Will Buy From Your Store
Shoppers can now research and buy inside ChatGPT, Google's AI Mode and Gemini. Two open protocols decide how AI agents talk to online stores. Here is what they are and how to get your store ready.

Sachin Patel

E-commerce
How to Build a Multi-Vendor Marketplace Web App: Features, Payments and Build Options
A marketplace is three products in one: a store for buyers, a business tool for vendors and a control room for you. Here are the features each side needs, how payments and payouts work, and whether to buy, extend or build.

Sachin Patel

Web Apps
The Best Tech Stack for a Web Application in 2026, by Type of App
There is no single best stack, but there is a best stack for each kind of web app. Here is what we recommend in 2026 for SaaS, content sites, ERP-style business apps, marketplaces and AI-heavy products, and why.

Sachin Patel

Planning & Cost
What Does Custom Software Development Actually Cost?
Honest numbers on what custom software costs, from a small MVP to a full SaaS platform, and the factors that move the price most.

Tricolens

SaaS & Multi-tenant
SaaS Pricing Models: How to Choose the Right One for Your Product
Pricing is a product decision, not a finance decision. The wrong model creates churn and caps growth in ways that are hard to undo. Here is how to choose.

Sachin Patel

Planning & Cost
Development Company vs Staff Augmentation: How to Choose
Toptal, BairesDev, and Arc.dev sell you developers. A development company builds your product. The right choice depends on what you actually need, and many companies pick wrong.

Hiren Patel

SaaS & Multi-tenant
From SaaS MVP to Scale: Architecture Decisions That Do Not Age Badly
The decisions you make building an MVP are cheap. The decisions you make scaling it are expensive. Here is which ones matter most, and which are fine to defer.

Sachin Patel

Web Apps
Custom Web Application Development: What to Expect from Start to Launch
Off-the-shelf tools stop fitting at a certain point. Here is what custom web application development actually involves, what it costs, and how to approach it.

Sachin Patel

AI & ML
Integrating LLMs into Web Applications: A Practical Guide
Adding a language model to a web application is easy. Adding one that works reliably in production, with controlled costs, predictable latency, and safe outputs, is a different problem.

Vikas Patel

SaaS & Multi-tenant
SaaS Product Development: From Idea to Paying Customers
Building a SaaS product is different from building a one-off application. Multi-tenancy, billing, permissions, and scalability have to be designed in from the start.

Sachin Patel

E-commerce
Shopify Headless Commerce: Is It Worth It for Your Store?
Headless Shopify decouples your storefront from the commerce engine. The result is faster, more customisable stores, but it is not the right move for everyone. Here is how to decide.

Sachin Patel

Mobile & Desktop
Mobile App Development in 2026: React Native, Flutter, or Native?
The framework decision is smaller than it looks. What actually determines success is product clarity, good data architecture, and shipping faster than you think you need to.

Vishvas Patel

AI & ML
AI Features That Add Real Value to SaaS Products (and Ones That Do Not)
Not every product needs AI. But the right AI feature, one that removes real friction from a workflow users already do, can meaningfully differentiate a product.

Hiren Patel

Engineering
Cloud Infrastructure for Startups: How Much You Actually Need
Most startups over-engineer their cloud infrastructure early and pay for complexity they do not need. Here is a pragmatic approach to cloud setup that scales without waste.

Hiren Patel

ERP & Automation
Custom ERP vs Off-the-Shelf Software: Making the Right Call
Most businesses should buy. Some should build. Knowing which category you are in before you commit to either is the decision worth making carefully.

Sachin Patel

ERP & Automation
Custom ERP Development: When Off-the-Shelf Systems Stop Fitting
SAP and NetSuite work well for standard operations. When your processes are genuinely non-standard, a custom ERP built to your workflow can be the right investment.

Sachin Patel

ERP & Automation
ERP Implementation: The Phase-by-Phase Guide to Not Going Over Budget
ERP projects have a poor reputation for overrunning. Most of the reasons are predictable and preventable. Here is a realistic implementation playbook.

Sachin Patel

ERP & Automation
Business Software Development: Building Tools That Actually Get Used
Most internal business software fails not because it is badly built, but because it was built for a process description rather than for the people doing the work.

Sachin Patel

ERP & Automation
Custom CRM Development: When Salesforce and HubSpot Are Not the Answer
CRM platforms are highly configurable, but configuration has limits. When your sales process or customer lifecycle is genuinely non-standard, a custom CRM pays back its build cost.

Sachin Patel

ERP & Automation
Custom Workflow Automation: Beyond Zapier and Make
No-code automation tools are excellent for simple integrations. When the workflow has real complexity, conditional logic, large data volumes, compliance requirements, custom development delivers what they cannot.

Sachin Patel

AI & ML
How AI Is Changing Product Development
AI has moved from novelty to infrastructure. Here is how small product teams are using it effectively, and where the traps are.

Bhumin Patel

Planning & Cost
Scoping Software Projects That Actually Ship
Most project delays are decided at the scoping stage, not during execution. Here is how to scope in a way that makes shipping the default.

Sachin Patel

Engineering
Design Tokens: The One Design System Practice Worth Adopting Early
You do not need a full design system to get most of the value. You just need consistent tokens set up before the first component is built.

Sachin Patel

Engineering
API Versioning Without the Overhead
You do not need a heavyweight versioning scheme. You need enough structure to avoid painting yourself into a corner when the API needs to change.

Sachin Patel

Engineering
A Testing Strategy That Fits a Lean Team
Full coverage is not the goal. The goal is catching the failures that would hurt users. Here is how to think about testing when you cannot test everything.

Hiren Patel
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