Best AI Agent Development Companies in Europe

Vstorm vs Cogniteq: full comparison for 2026

Last updated: August 2026

Quick verdict

Vstorm (4.6/5) edges ahead of Cogniteq (3.7/5) overall. Vstorm is the better choice for eU mid-market buyers wanting a consultancy whose entire practice is agentic AI, with public EU AI Act commentary from its own founders.. Cogniteq is the stronger option for cost-conscious EU buyers wanting a boutique Baltic team for a well-scoped agentic AI project.. The right choice depends on your project size, budget, and required tech stack.

Vstorm vs Cogniteq: head-to-head summary

Criterion Vstorm Cogniteq
Founded 2017 2005
HQ Wrocław, Poland Vilnius, Lithuania
Team size 11–50 51–200
Rating 4.6 / 5 3.7 / 5
Best for EU mid-market buyers wanting a consultancy whose entire practice is agentic AI, with public EU AI Act commentary from its own founders. Cost-conscious EU buyers wanting a boutique Baltic team for a well-scoped agentic AI project.
Pricing model Fixed project, dedicated team Fixed project, dedicated team
Min. engagement Not published $15K (per company website; independently unverifiable)
Primary tech stack Python, LangChain, LangGraph Python, LangChain, AWS
Industries served Technology & SaaS, Financial Services, Retail & E-commerce Retail & E-commerce, Financial Services, Manufacturing, Healthcare

Vstorm vs Cogniteq: overview

Vstorm

Vstorm is a Wrocław, Poland-based boutique founded in October 2017 by CEO Antoni Kozelski and VP Bartosz Gonczarek, with a compact team of 11–50 people, operating fully within the EU as an agentic AI engineering consultancy. It was the first AI consultancy accepted into the Agentic AI Foundation (AAIF) and publishes its own TriStorm delivery framework, with a public commitment to AGENTS.md documentation on every project. As a Polish company, it falls squarely under GDPR without any cross-border transfer questions for EU clients, and its founders speak and publish regularly on EU AI Act readiness specifically.

Cogniteq

Cogniteq is a full-cycle software development company founded in 2005 and headquartered in Vilnius, Lithuania, with roughly 75–200 employees and additional offices in Poland and the US. It delivers custom technology services and products across industries, with agentic AI as a newer addition to its existing software development practice. As a Lithuanian and Polish EU entity, it sits fully within EU jurisdiction for its European delivery.

Services and capabilities: Vstorm vs Cogniteq

Capability Vstorm Cogniteq
Multi-agent orchestration
RAG / knowledge integration
Workflow & systems integration
Coding agents
Monitoring & anomaly detection
Customer-facing agents

Tech stack comparison: Vstorm vs Cogniteq

Framework / platform Vstorm Cogniteq
LangChain
LangGraph N/A
AutoGen N/A N/A
LlamaIndex N/A N/A
OpenAI N/A
Anthropic Claude N/A
Pinecone N/A N/A
AWS
Azure N/A
Kubernetes N/A N/A

Pricing comparison: Vstorm vs Cogniteq

Criterion Vstorm Cogniteq
Minimum engagement Not published $15K (per company website; independently unverifiable)
Engagement models Fixed project, Dedicated team Fixed project, Dedicated team
Rate transparency Minimum disclosed Minimum disclosed
Price tier Mid-market Accessible

Target audience comparison: Vstorm vs Cogniteq

Dimension Vstorm Cogniteq
Best company size Startup to mid-market Startup to mid-market
Best industries Technology & SaaS, Financial Services, Retail & E-commerce Retail & E-commerce, Financial Services, Manufacturing
Best use cases EU buyers wanting a vendor whose entire business is agentic AI, fully within EU jurisdiction, Teams wanting standardized AGENTS.md documentation baked into delivery for future maintainability Well-scoped, budget-conscious agentic AI projects for EU mid-market clients, Extending an existing custom software contract with agent capability
Typical project type Fixed project Fixed project

Vstorm vs Cogniteq: pros and cons

Vstorm
+ First AI consultancy formally accepted into the Agentic AI Foundation, an independently verifiable credential
+ Fully EU-domiciled (Poland), avoiding cross-border transfer complexity for European clients
+ Named proprietary delivery framework (TriStorm) gives buyers a concrete methodology to evaluate
+ Founders publish specifically on EU AI Act readiness, not just generic AI commentary
- 11–50 person team caps capacity for large or highly parallel programs
- Founded relatively recently (October 2017) relative to some longer-tenured European competitors on this list
- Minimum engagement figures are not published, requiring direct sales contact for early budgeting
Cogniteq
+ Fully EU-domiciled (Lithuania and Poland), simplifying GDPR compliance
+ Two decades of full-cycle software development history since 2005
+ Baltic-region cost base typically undercuts Western European vendors
+ Boutique headcount keeps senior engineers hands-on rather than delegated
- Agentic AI is a newer service line layered onto a generalist software development practice
- 51–200 team size limits capacity for large or highly parallel enterprise programs
- Reported headcount varies by source (roughly 77 to 200), worth confirming directly

Who should choose Vstorm?

Vstorm is the right choice for eU mid-market buyers wanting a consultancy whose entire practice is agentic AI, with public EU AI Act commentary from its own founders..

First AI consultancy accepted into the Agentic AI Foundation, EU-domiciled, with founders who publish specifically on EU AI Act readiness.. Minimum engagement starts at Not published. Works best with clients in Technology & SaaS, Financial Services, Retail & E-commerce.

Who should choose Cogniteq?

Cogniteq is the right choice for cost-conscious EU buyers wanting a boutique Baltic team for a well-scoped agentic AI project..

Two decades of Baltic-region (Lithuania/Poland) EU delivery history at a lower cost base than Western European vendors.. Minimum engagement starts at $15K (per company website; independently unverifiable). Works best with clients in Retail & E-commerce, Financial Services, Manufacturing, Healthcare.

Decision matrix: Vstorm vs Cogniteq

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Vstorm
You need a large dedicated team for an ongoing programme Vstorm
Your budget is at the lower end Compare: Vstorm (Not published) vs Cogniteq ($15K (per company website; independently unverifiable))
You need specialist depth in a specific vertical Cogniteq
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Both may offer discovery engagements

Use case fit: Vstorm vs Cogniteq

Use case Vstorm fit Cogniteq fit Winner
EU buyers wanting a vendor whose entire business is agentic AI, fully within EU jurisdiction Strong Strong Both equally
Teams wanting standardized AGENTS.md documentation baked into delivery for future maintainability Strong Limited Vstorm
Well-scoped, budget-conscious agentic AI projects for EU mid-market clients Limited Strong Cogniteq
Extending an existing custom software contract with agent capability Limited Strong Cogniteq
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Vstorm vs Cogniteq

Vstorm (4.6/5) is the stronger overall choice for most AI Agent Development projects. First AI consultancy accepted into the Agentic AI Foundation, EU-domiciled, with founders who publish specifically on EU AI Act readiness.. It is best for eU mid-market buyers wanting a consultancy whose entire practice is agentic AI, with public EU AI Act commentary from its own founders..

Cogniteq (3.7/5) is the better choice when cost-conscious EU buyers wanting a boutique Baltic team for a well-scoped agentic AI project.. If your situation matches those criteria, Cogniteq is a competitive option.

Related comparisons

Vstorm vs Cogniteq FAQ

Is Vstorm better than Cogniteq?

Vstorm (4.6/5) scores higher overall, but "better" depends on your use case. Vstorm is better for eU mid-market buyers wanting a consultancy whose entire practice is agentic AI, with public EU AI Act commentary from its own founders.. Cogniteq is better for cost-conscious EU buyers wanting a boutique Baltic team for a well-scoped agentic AI project..

How do Vstorm and Cogniteq differ in pricing?

Vstorm uses fixed project, dedicated team pricing with a minimum engagement of Not published. Cogniteq uses fixed project, dedicated team pricing with a minimum engagement of $15K (per company website; independently unverifiable). Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Vstorm or Cogniteq?

Cogniteq 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 Vstorm and Cogniteq?

Vstorm's primary differentiator is: first ai consultancy accepted into the agentic ai foundation, eu-domiciled, with founders who publish specifically on eu ai act readiness.. Cogniteq's primary differentiator is: two decades of baltic-region (lithuania/poland) eu delivery history at a lower cost base than western european vendors.. They also differ in team size (11–50 vs 51–200), minimum engagement (Not published vs $15K (per company website; independently unverifiable)), and primary industries served (Technology & SaaS, Financial Services vs Retail & E-commerce, Financial Services).

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