Best Machine Learning Development Agencies

Neurons Lab vs Belitsoft: full comparison for 2026

Last updated: July 2026

Quick verdict

Neurons Lab (4.8/5) edges ahead of Belitsoft (3.9/5) overall. Neurons Lab is the better choice for enterprises in financial services or other regulated sectors that need a small, senior team to take an ML/AI system from proof of concept to production.. Belitsoft is the stronger option for small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing.. The right choice depends on your project size, budget, and required tech stack.

Neurons Lab vs Belitsoft: head-to-head summary

Criterion Neurons Lab Belitsoft
Founded 2019 2004
HQ London, United Kingdom Warsaw, Poland
Team size 51–200 201–500
Rating 4.8 / 5 3.9 / 5
Best for Enterprises in financial services or other regulated sectors that need a small, senior team to take an ML/AI system from proof of concept to production. Small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing.
Pricing model Fixed-scope engagements and dedicated team retainers Fixed project and Time & Material
Min. engagement $30K $15K
Primary tech stack Python, PyTorch, TensorFlow Python, Scikit-learn, AWS
Industries served Financial Services, Healthcare, Insurance, Technology/SaaS Healthcare, Financial Services, Technology/SaaS

Neurons Lab vs Belitsoft: overview

Neurons Lab

Neurons Lab is a London-based AI engineering consultancy co-founded in 2019 by Igor Sydorenko and Alex Honchar. The firm is one of roughly 18 companies globally to hold AWS's Advanced Machine Learning Consulting Competence, and concentrates on production-grade AI systems for financial services and other regulated industries. It stays deliberately small and specialist rather than pursuing broad IT-services scale.

Belitsoft

Belitsoft is a software development company founded in 2004, headquartered in Warsaw, Poland, with development centers in Gomel and Brest, Belarus. Reported headcount ranges from roughly 250 to 400+ developers, testers, project managers, and DevOps specialists, and the firm has expanded its cloud and AI development proficiency to include generative AI, predictive analytics, and forecasting models alongside its core custom software development practice.

Services and capabilities: Neurons Lab vs Belitsoft

Capability Neurons Lab Belitsoft
Custom ML model development
Deep learning & computer vision
NLP & LLM / Generative AI
MLOps & production deployment
Data engineering
AI strategy consulting
Staff augmentation

Tech stack comparison: Neurons Lab vs Belitsoft

Framework / platform Neurons Lab Belitsoft
Python
TensorFlow N/A
PyTorch N/A
AWS
Azure N/A
Google Cloud N/A N/A
Kubernetes N/A
Databricks N/A N/A
LangChain N/A

Pricing comparison: Neurons Lab vs Belitsoft

Criterion Neurons Lab Belitsoft
Minimum engagement $30K $15K
Engagement models Fixed project, Dedicated team Fixed project, Time & Material
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: Neurons Lab vs Belitsoft

Dimension Neurons Lab Belitsoft
Best company size Startup to mid-market Startup to mid-market
Best industries Financial Services, Healthcare, Insurance Healthcare, Financial Services, Technology/SaaS
Best use cases Building a production fraud-detection or credit-risk model for a bank or fintech, Standing up an AI governance framework alongside a specific ML deployment Small-to-mid companies wanting a cost-effective partner for a forecasting or recommendation-engine build, Healthcare or finance clients needing predictive analytics added to an existing software product
Typical project type Fixed project Fixed project

Neurons Lab vs Belitsoft: pros and cons

Neurons Lab
+ Rare AWS Advanced ML Consulting Competence signals deep, externally-audited technical depth
+ Small senior team means direct access to founders and lead engineers on most engagements
+ Strong specialization in regulated-industry AI deployment, including model governance
+ Publishes technical case studies with measurable outcomes rather than generic marketing claims
- 51–200 headcount limits capacity for very large, multi-workstream enterprise programs
- Narrower geographic delivery footprint than the large multinational IT firms on this list
- Premium specialist pricing relative to offshore-heavy competitors
Belitsoft
+ 21 years of continuous custom software development history
+ Accessible minimum engagement size relative to enterprise-scale competitors on this list
+ Deep expertise cited in Big Data, Deep Learning, and Predictive Analytics beyond generic AI marketing language
+ Multi-country delivery (Poland, Belarus) supports competitive pricing for smaller buyers
- AI/ML is a recently expanded practice area layered onto a longer-running general software development business
- Reported headcount varies by source (250 vs. 400+), worth confirming current team size directly
- Less brand recognition in AI/ML specifically compared to AI-first boutiques on this list

Who should choose Neurons Lab?

Neurons Lab is the right choice for enterprises in financial services or other regulated sectors that need a small, senior team to take an ML/AI system from proof of concept to production..

One of the few AI consultancies worldwide holding AWS's Advanced Machine Learning Consulting Competence.. Minimum engagement starts at $30K. Works best with clients in Financial Services, Healthcare, Insurance, Technology/SaaS.

Who should choose Belitsoft?

Belitsoft is the right choice for small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing..

21 years as a custom software development firm now expanding deliberately into generative AI and predictive analytics.. Minimum engagement starts at $15K. Works best with clients in Healthcare, Financial Services, Technology/SaaS.

Decision matrix: Neurons Lab vs Belitsoft

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Neurons Lab
You need a large dedicated team for an ongoing programme Neurons Lab
Your budget is at the lower end Belitsoft
You need specialist depth in a specific vertical Neurons Lab
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Neurons Lab

Use case fit: Neurons Lab vs Belitsoft

Use case Neurons Lab fit Belitsoft fit Winner
Building a production fraud-detection or credit-risk model for a bank or fintech Strong Limited Neurons Lab
Standing up an AI governance framework alongside a specific ML deployment Strong Limited Neurons Lab
Small-to-mid companies wanting a cost-effective partner for a forecasting or recommendation-engine build Limited Strong Belitsoft
Healthcare or finance clients needing predictive analytics added to an existing software product Limited Strong Belitsoft
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Neurons Lab vs Belitsoft

Neurons Lab (4.8/5) is the stronger overall choice for most Machine Learning Development projects. One of the few AI consultancies worldwide holding AWS's Advanced Machine Learning Consulting Competence.. It is best for enterprises in financial services or other regulated sectors that need a small, senior team to take an ML/AI system from proof of concept to production..

Belitsoft (3.9/5) is the better choice when small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing.. If your situation matches those criteria, Belitsoft is a competitive option.

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Neurons Lab vs Belitsoft FAQ

Is Neurons Lab better than Belitsoft?

Neurons Lab (4.8/5) scores higher overall, but "better" depends on your use case. Neurons Lab is better for enterprises in financial services or other regulated sectors that need a small, senior team to take an ML/AI system from proof of concept to production.. Belitsoft is better for small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing..

How do Neurons Lab and Belitsoft differ in pricing?

Neurons Lab uses fixed-scope engagements and dedicated team retainers pricing with a minimum engagement of $30K. Belitsoft uses fixed project and time & material pricing with a minimum engagement of $15K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Neurons Lab or Belitsoft?

Belitsoft is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each agency before shortlisting.

What are the main differences between Neurons Lab and Belitsoft?

Neurons Lab's primary differentiator is: one of the few ai consultancies worldwide holding aws's advanced machine learning consulting competence.. Belitsoft's primary differentiator is: 21 years as a custom software development firm now expanding deliberately into generative ai and predictive analytics.. They also differ in team size (51–200 vs 201–500), minimum engagement ($30K vs $15K), and primary industries served (Financial Services, Healthcare vs Healthcare, Financial Services).

Last reviewed: July 2026. Verify all details directly with each agency before making a decision.