Top AI Agent Consultancies

Rearc vs Data Reply: full comparison for 2026

Quick verdict

Rearc (4.0/5) edges ahead of Data Reply (3.7/5) overall. Rearc is the better choice for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm. Data Reply is the stronger option for buyers wanting a specialized data-AI advisory division backed by a large publicly traded parent. The right choice depends on your project size, budget, and required tech stack.

Rearc vs Data Reply: head-to-head summary

Criterion Rearc Data Reply
Founded 2016 1996
HQ New York, NY, USA London, UK (Reply Group, Turin, Italy)
Team size 51-100 11-58
Rating 4.0 / 5 3.7 / 5
Best for Enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm Buyers wanting a specialized data-AI advisory division backed by a large publicly traded parent
Pricing model Dedicated team, T&M Retainer, fixed project
Min. engagement $30K $25K
Primary tech stack AWS, OpenAI, LangChain Azure, AWS, Python
Industries served Fintech, SaaS, Healthcare Fintech, Retail, Manufacturing

Rearc vs Data Reply: overview

Rearc

Rearc was founded in 2016 and is headquartered in New York, with roughly 51-100 employees (74 reported directly) across North America, Asia, and Europe. The firm is an engineering-driven services company specializing in accelerating generative AI, data platform, and cloud platform development for enterprises.

Data Reply

Data Reply is a specialized division of Reply, the Italian IT consulting and system integration company founded in 1996 and headquartered in Turin, Italy, with Reply overall employing over 17,000 people as a publicly traded company. Data Reply's UK and Germany divisions (roughly 11-58 employees each) focus on analytics, big data engineering, data science, and AI implementation advisory.

Services and capabilities: Rearc vs Data Reply

Capability Rearc Data Reply
Enterprise automation
Agent orchestration
RAG & knowledge agents
Data & analytics agents
LLM integration
Workflow integration

Tech stack comparison: Rearc vs Data Reply

Framework / platform Rearc Data Reply
LangChain N/A
LangGraph N/A N/A
AutoGen N/A N/A
LlamaIndex N/A N/A
OpenAI N/A
Anthropic Claude N/A N/A
Pinecone N/A N/A
AWS
Azure N/A
Kubernetes N/A

Pricing comparison: Rearc vs Data Reply

Criterion Rearc Data Reply
Minimum engagement $30K $25K
Engagement models Dedicated team, T&M, Fixed project Retainer, Fixed project, Staff augmentation
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: Rearc vs Data Reply

Dimension Rearc Data Reply
Best company size Startup to mid-market Startup to mid-market
Best industries Fintech, SaaS, Healthcare Fintech, Retail, Manufacturing
Best use cases GenAI platform advisory and build, Data platform foundation for agents Data-and-AI advisory for EU enterprises, Big data engineering for agent systems
Typical project type Dedicated team Retainer

Rearc vs Data Reply: pros and cons

Rearc
+ Engineering-first culture avoids the strategy-only-advisory pitfall of pure consulting firms
+ Focused practice areas (GenAI, data, cloud) rather than broad generalist consulting
+ US HQ simplifies contracting for North American enterprise buyers
- Smaller team (51-100) limits capacity for very large multi-region programs
- Younger firm (2016) has a shorter track record than legacy advisory houses
Data Reply
+ Backed by Reply, a publicly traded 17,000+ person IT consulting group, for financial stability
+ Specialized data-and-AI division stays focused rather than being a generalist practice
+ European delivery footprint (UK, Germany) suits EU data-residency needs
- Individual division team size (11-58) is small relative to the parent group, limiting standalone capacity
- Reporting structure inside a larger group can add coordination layers for cross-border engagements

Who should choose Rearc?

Rearc is the right choice for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm.

Engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. Minimum engagement starts at $30K. Works best with clients in Fintech, SaaS, Healthcare.

Who should choose Data Reply?

Data Reply is the right choice for buyers wanting a specialized data-AI advisory division backed by a large publicly traded parent.

Backed by publicly traded Reply group (17,000+ employees) while operating as a focused, smaller specialist division. Minimum engagement starts at $25K. Works best with clients in Fintech, Retail, Manufacturing.

Decision matrix: Rearc vs Data Reply

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Rearc
You need a large dedicated team for an ongoing programme Rearc
Your budget is at the lower end Data Reply
You need specialist depth in a specific vertical Rearc
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: Rearc vs Data Reply

Use case Rearc fit Data Reply fit Winner
GenAI platform advisory and build Strong Limited Rearc
Data platform foundation for agents Strong Strong Both equally
Data-and-AI advisory for EU enterprises Limited Strong Data Reply
Big data engineering for agent systems Limited Strong Data Reply
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Rearc vs Data Reply

Rearc (4.0/5) is the stronger overall choice for most AI Agent projects. Engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. It is best for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm.

Data Reply (3.7/5) is the better choice when buyers wanting a specialized data-AI advisory division backed by a large publicly traded parent. If your situation matches those criteria, Data Reply is a competitive option.

Related comparisons

Rearc vs Data Reply FAQ

Is Rearc better than Data Reply?

Rearc (4.0/5) scores higher overall, but "better" depends on your use case. Rearc is better for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm. Data Reply is better for buyers wanting a specialized data-AI advisory division backed by a large publicly traded parent.

How do Rearc and Data Reply differ in pricing?

Rearc uses dedicated team, t&m pricing with a minimum engagement of $30K. Data Reply uses retainer, fixed project pricing with a minimum engagement of $25K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Rearc or Data Reply?

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

What are the main differences between Rearc and Data Reply?

Rearc's primary differentiator is: engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. Data Reply's primary differentiator is: backed by publicly traded reply group (17,000+ employees) while operating as a focused, smaller specialist division. They also differ in team size (51-100 vs 11-58), minimum engagement ($30K vs $25K), and primary industries served (Fintech, SaaS vs Fintech, Retail).