Best ML Development Services

SoluLab vs Existek: full comparison for 2026

Last updated: July 2026

Quick verdict

SoluLab (4.1/5) edges ahead of Existek (3.9/5) overall. SoluLab is the better choice for companies that want AI development from a vendor also fluent in blockchain/Web3 integration.. Existek is the stronger option for mid-market companies wanting a Clutch-recognized offshore development firm with AI as an add-on service.. The right choice depends on your project size, budget, and required tech stack.

SoluLab vs Existek: head-to-head summary

Criterion SoluLab Existek
Founded 2014 2012
HQ Woodland Hills, California, United States Bucharest, Romania
Team size 246–250 50–249
Rating 4.1 / 5 3.9 / 5
Best for Companies that want AI development from a vendor also fluent in blockchain/Web3 integration. Mid-market companies wanting a Clutch-recognized offshore development firm with AI as an add-on service.
Pricing model Project-based, dedicated team Project-based, dedicated team
Min. engagement Not published $25,000+
Primary tech stack OpenAI API, LangChain, Python Python, TensorFlow, AWS
Industries served Media & Entertainment, Automotive, Education, FinTech Healthcare, Oil & Gas, Education, Business Intelligence

SoluLab vs Existek: overview

SoluLab

SoluLab was founded in 2014–2015 by Chintan Thakkar and Rajat Lala and is headquartered in Woodland Hills, California, with a team of roughly 246–250 engineers, data scientists, and AI specialists. The firm positions itself as an 'AI-native, Blockchain, and Web3' development company and reports having delivered 1,500+ projects across 15+ countries for clients including The Walt Disney Company, Mercedes-Benz, and the University of Cambridge (per company website; independently unverifiable at this scale). Its dual focus on AI and blockchain/Web3 makes it broader than a pure ML specialist.

Existek

Existek was founded in 2012 and operates with a 50–249 person team split across Bucharest, Romania and Vinnytsia, Ukraine, delivering custom software development, dedicated team staffing, and AI development services for clients in business intelligence, healthcare, oil & gas, and education. The company has been recognized by Clutch as a top developer in both Ukraine and Romania and holds a near-perfect 4.9 rating on the platform, with hourly rates of $50–$99/hr and a minimum project size of $25,000+. Its AI services page is comparatively general, offering less publicly documented technical specificity than boutique ML specialists in this list.

Services and capabilities: SoluLab vs Existek

Capability SoluLab Existek
Custom ML Models
Computer Vision
NLP
MLOps
Generative AI
AI Consulting

Tech stack comparison: SoluLab vs Existek

Framework / platform SoluLab Existek
TensorFlow N/A
PyTorch N/A N/A
AWS
Azure N/A N/A
Google Cloud N/A N/A
LangChain N/A
Hugging Face N/A N/A
Kubernetes N/A N/A

Pricing comparison: SoluLab vs Existek

Criterion SoluLab Existek
Minimum engagement Not published $25,000+
Engagement models Project-based, Dedicated team Project-based, Dedicated team
Rate transparency Not public Minimum disclosed
Price tier Mid-market Mid-market

Target audience comparison: SoluLab vs Existek

Dimension SoluLab Existek
Best company size Startup to mid-market Startup to mid-market
Best industries Media & Entertainment, Automotive, Education Healthcare, Oil & Gas, Education
Best use cases Company building an AI product with a blockchain or Web3 component needs a single integrated vendor., Enterprise wants a vendor with named brand-name reference clients for procurement comfort. Mid-market company wants a Clutch-recognized offshore vendor with a $25K+ entry point for an AI-adjacent project., Oil & gas or business intelligence company needs custom software plus AI/ML from a single vendor.
Typical project type Project-based Project-based

SoluLab vs Existek: pros and cons

SoluLab
+ Named enterprise clients (The Walt Disney Company, Mercedes-Benz, University of Cambridge) offer verifiable reference points, though the specific scope of each engagement is unconfirmed.
+ 246–250 team size supports mid-to-large engagements without enterprise-firm overhead.
+ Combined AI and blockchain/Web3 capability is useful for clients building tokenized or decentralized AI products.
+ 10 years of company history (since 2014–2015) under continuous founder leadership.
- 1,500+ projects claim across 15+ countries is difficult to independently verify at face value.
- Blockchain/Web3 focus alongside AI means clients purely interested in ML may be paying for adjacent expertise they don't need.
Existek
+ 4.9 near-perfect Clutch rating with top-developer recognition in both Ukraine and Romania.
+ $25,000+ minimum project size is more accessible than large enterprise-only vendors like EPAM.
+ 12+ years of operating history (since 2012) with dual-country delivery presence.
+ Serves niche industries (oil & gas, business intelligence) less commonly covered by boutique AI specialists.
- Publicly available technical detail on Existek's specific AI/ML methodology is thinner than boutique specialists like Neurons Lab or Provectus.
- AI development is one of several service lines (custom software, staff augmentation) rather than the firm's exclusive focus.

Who should choose SoluLab?

SoluLab is the right choice for companies that want AI development from a vendor also fluent in blockchain/Web3 integration..

Combines AI-native development with blockchain/Web3 expertise under one delivery team.. Minimum engagement starts at Not published. Works best with clients in Media & Entertainment, Automotive, Education, FinTech.

Who should choose Existek?

Existek is the right choice for mid-market companies wanting a Clutch-recognized offshore development firm with AI as an add-on service..

4.9 Clutch rating with dual Ukraine/Romania Clutch top-developer recognition and a $25,000+ accessible entry point.. Minimum engagement starts at $25,000+. Works best with clients in Healthcare, Oil & Gas, Education, Business Intelligence.

Decision matrix: SoluLab vs Existek

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Both offer fixed-price models
You need a large dedicated team for an ongoing programme SoluLab
Your budget is at the lower end Compare: SoluLab (Not published) vs Existek ($25,000+)
You need specialist depth in a specific vertical SoluLab
You need production MLOps support after model launch Both offer MLOps support
You need consulting before committing to a build Existek

Use case fit: SoluLab vs Existek

Use case SoluLab fit Existek fit Winner
Company building an AI product with a blockchain or Web3 component needs a single integrated vendor. Strong Strong Both equally
Enterprise wants a vendor with named brand-name reference clients for procurement comfort. Strong Limited SoluLab
Mid-market company wants a Clutch-recognized offshore vendor with a $25K+ entry point for an AI-adjacent project. Limited Strong Existek
Oil & gas or business intelligence company needs custom software plus AI/ML from a single vendor. Limited Strong Existek
Fixed-scope ML build Limited Limited Both equally
Ongoing model retraining Limited Limited Both equally

Verdict: SoluLab vs Existek

SoluLab (4.1/5) is the stronger overall choice for most Machine Learning Development projects. Combines AI-native development with blockchain/Web3 expertise under one delivery team.. It is best for companies that want AI development from a vendor also fluent in blockchain/Web3 integration..

Existek (3.9/5) is the better choice when mid-market companies wanting a Clutch-recognized offshore development firm with AI as an add-on service.. If your situation matches those criteria, Existek is a competitive option.

Related comparisons

SoluLab vs Existek FAQ

Is SoluLab better than Existek?

SoluLab (4.1/5) scores higher overall, but "better" depends on your use case. SoluLab is better for companies that want AI development from a vendor also fluent in blockchain/Web3 integration.. Existek is better for mid-market companies wanting a Clutch-recognized offshore development firm with AI as an add-on service..

How do SoluLab and Existek differ in pricing?

SoluLab uses project-based, dedicated team pricing with a minimum engagement of Not published. Existek uses project-based, dedicated team pricing with a minimum engagement of $25,000+. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: SoluLab or Existek?

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

What are the main differences between SoluLab and Existek?

SoluLab's primary differentiator is: combines ai-native development with blockchain/web3 expertise under one delivery team.. Existek's primary differentiator is: 4.9 clutch rating with dual ukraine/romania clutch top-developer recognition and a $25,000+ accessible entry point.. They also differ in team size (246–250 vs 50–249), minimum engagement (Not published vs $25,000+), and primary industries served (Media & Entertainment, Automotive vs Healthcare, Oil & Gas).

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