Top 7 Offshore AI Development Firms in the USA for 2026

US companies compete with Big Tech for the same small pool of LLM and MLOps engineers. A mid-market product team that opens an ML role often waits months for the right hire, and the roadmap slips while it waits. Offshore AI firms with a US legal entity solve the capacity problem differently. They supply a ready squad of data engineers, ML engineers and QA specialists under a contract governed by US law. Vendor quality varies widely, so this shortlist focuses on firms with proof of production work.

Here are the top 7 offshore AI development firms in the USA:

• ITRex Group
• Cleveroad
• Azumo
• Intuz
• Tkxel
• AscentCore
• Arbisoft

To select the best offshore AI development firms for US buyers, our analysts started from the AI developers directory on Clutch and cross-checked every candidate against its official company website. We screened about 60 vendors that list AI, generative AI or machine learning as a core service line. Each one went through the same practical criteria:

• A dedicated AI or generative AI service line, not a side offering
• A US office or US legal entity for contracts and billing
• Verified Clutch reviews with an average rating of 4.7 or higher
• Production work with LLMs, RAG systems or AI agents
• Working-hour overlap between the delivery hubs and US teams
• Hourly rates below typical US onshore levels

US presence and production AI work weighed most in the final cut. A firm with strong reviews but no shipped LLM or agent systems did not make the list. Neither did vendors that could not sign contracts through a US entity. The seven companies below cleared every criterion.

All seven firms have shipped AI into production for paying clients. They differ on rates, delivery regions and engineering depth, and that is where buyer fit comes in.

• Founded: 2009
• Offices: Sacramento, CA (United States), Warsaw (Poland)
• Hourly Rate: $50–$99/hr
• Industry Expertise: Healthcare, education, retail, logistics
• Reviews: 17 reviews on Clutch, average rating 4.9/5
• Services: RAG systems, enterprise LLM deployment, AI agents, AI consulting

ITRex Group builds custom RAG systems and deploys enterprise LLMs for companies that need AI inside an existing data stack. The firm also designs autonomous agents and AI-ready data infrastructure. Its consultants advise on AI strategy and security management before a build starts. Healthcare and education account for the largest share of its Clutch portfolio, with retail and logistics close behind. Best for US enterprises that want production RAG and LLM systems wired into regulated data environments.

• Founded: 2011
• Offices: Claymont, Delaware (United States)
• Hourly Rate: $50–$99/hr
• Industry Expertise: Healthcare, FinTech, logistics, retail
• Reviews: 75+ reviews on Clutch, average rating 4.9/5
• Services: AI development, generative AI, AI agent development, AI consulting

Cleveroad builds custom AI products for US companies, from fine-tuned models and NLP chatbots to RAG knowledge bases and predictive analytics. Our engineers build custom AI agents around each client’s workflows and tech stack. When a faster launch matters, we speed up delivery with AWS AgentCore, GCP Vertex Agent Builder, and OpenAI Agent Builder. Models are trained and served on Amazon SageMaker, Azure ML, and Google Vertex AI. We have delivered custom software since 2011, with 15+ years of experience across healthcare and FinTech projects as well as logistics and retail. With 15+ years of experience, our team has delivered custom software for clients across many industries, including healthcare, FinTech, logistics and retail.

Clients rate our work highly, with 75+ reviews on Clutch and an average rating of 4.9/5. Clutch named Cleveroad a Global Leader for Fall 2025 and included us in its Top 1000 companies for 2025. We hold ISO 9001:2015 certification for quality management and ISO/IEC 27001:2013 certification for information security management. The second one matters most when your training data includes customer records. As an AWS Partner, we deploy AI workloads on the AWS infrastructure that many US enterprises already run.

Best for US companies that want one partner for the AI layer plus the product and cloud work around it.

Our teams also use AI in their own delivery work, and Proprio Cloud Solutions saw the results firsthand. The US company builds Orion, a NetSuite-based platform for the contract furniture industry. It brought in an AI-assisted Cleveroad team for a 10-month staff augmentation engagement. Our engineers shipped four major Orion releases and a React Native field service MVP. Playwright test automation replaced manual regression runs, and sprint output rose by 35%.

See what Luke Abbott from Proprio says about the collaboration and why he recommends Cleveroad as a reliable AI-assisted development partner.

• Founded: 2016
• Offices: San Francisco, CA (United States), Rosario (Argentina)
• Hourly Rate: $25–$49/hr
• Industry Expertise: Financial services, healthcare, manufacturing
• Reviews: 27 reviews on Clutch, average rating 4.9/5
• Services: Agentic AI, LLM apps, conversational AI, data engineering

Azumo builds agentic AI systems, LLM applications and voice agents with engineers spread across more than 20 Latin American countries. Its teams handle fine-tuning and RAG pipelines, plus the data engineering underneath them. Because its developers work in time zones close to US hours, clients get live collaboration instead of overnight handoffs. Financial services and healthcare lead its client mix, followed by manufacturing. Best for US product teams that want real-time overlap at $25–$49/hr.

• Founded: 2008
• Offices: San Ramon, CA (United States), Ahmedabad (India)
• Hourly Rate: $50–$99/hr
• Industry Expertise: Business services, financial services, healthcare, eCommerce
• Reviews: 54 reviews on Clutch, average rating 4.8/5
• Services: Generative AI and RAG, AI agents, MLOps, AI consulting

Intuz builds generative AI products, private LLMs and RAG pipelines, and it designs AI agents on frameworks such as LangGraph and CrewAI. The team runs MLOps on MLflow and Databricks, with drift detection that keeps models accurate after launch. Workflow automation with n8n and voice AI agents round out its offer. Business services and financial services make up the largest share of its Clutch work. Best for US companies that want to automate internal workflows with AI agents and keep models monitored in production.

• Founded: 2008
• Offices: Reston, VA (United States), Lisbon (Portugal), Lahore (Pakistan), Dammam (Saudi Arabia)
• Hourly Rate: $25–$49/hr
• Industry Expertise: IT, manufacturing, government, energy
• Reviews: 66 reviews on Clutch, average rating 4.9/5
• Services: AI development, AI consulting, AI agents, generative AI

Tkxel positions itself as an AI-native technology partner, and AI development, consulting and agent work form most of its service mix. Its engineers build agents that plug into tools such as Salesforce and HubSpot, using models from Anthropic and OpenAI. The firm's 66 Clutch reviews at 4.9/5 point to consistent delivery. IT and manufacturing clients form its core base, with government work close behind. Best for cost-conscious mid-market buyers who want AI agents inside existing business systems.

• Founded: 2017
• Offices: Herndon, VA (United States), Cluj-Napoca and Timișoara (Romania)
• Hourly Rate: $50–$99/hr
• Industry Expertise: Media, automotive, education, healthcare
• Reviews: 15 reviews on Clutch, average rating 4.8/5
• Services: AI development, machine learning, conversational AI, computer vision

AscentCore runs AI development as half of its business, with machine learning, recommendation systems and computer vision at the core. Its engineers work with Anthropic and OpenAI models, and client reviews describe GPT-based message generation and sentiment analysis builds. Media and automotive companies lead its portfolio, followed by education and healthcare. Projects start at $50,000, so the firm suits defined builds more than small experiments. Best for US product companies that want EU-based AI engineering for a scoped build.

• Founded: 2007
• Offices: Plano, TX (United States), Lahore, Islamabad and Karachi (Pakistan)
• Hourly Rate: $50–$99/hr
• Industry Expertise: EdTech, travel and hospitality, healthcare, FinTech
• Reviews: 36 reviews on Clutch, average rating 4.9/5
• Services: AI development, enterprise AI, machine learning, NLP

Arbisoft builds enterprise AI systems, including AI gateways that control how teams access models from OpenAI and Anthropic. The firm pairs machine learning and NLP with data intelligence work on Databricks. Education is its largest vertical, and travel and hospitality platforms come next. Its 36 Clutch reviews average 4.9/5, with high marks for quality and schedule. Best for EdTech and travel platforms that need AI features built on a governed data layer.

A vendor's answers to six questions reveal more than any sales deck. Ask them before the contract, and ask for evidence behind each answer.

Ask for an IP assignment clause that covers fine-tuned weights, prompt libraries and labelled datasets. Under a US-law contract, all of it should transfer to you on payment.

Get the cloud region and the list of people with data access in writing. If you handle health records, confirm the vendor can work under HIPAA requirements and sign a business associate agreement.

Many vendors can demo a chatbot. Ask for a system that has served real users for months, plus the metrics the team tracks on it. If you want to test a vendor on your own data first, Cleveroad can build an AI proof of concept before you commit to a long-term contract.

Production AI drifts as data and model versions change. A credible vendor names its evaluation suite, its drift alerts and its retraining schedule.

Ask how many hours each day the delivery team shares with your US team. Agile AI work needs daily overlap for standups, reviews and quick decisions.

Token fees and GPU hosting can rival engineering costs once a system goes live. Ask the vendor to estimate both before you sign and to explain how it keeps them under control.

Offshore AI development firms give US companies access to ML and LLM talent without a long local hiring cycle. The seven firms on this list cleared the same bar: a US entity, verified Clutch reviews and proof of production AI work. They differ on rates, delivery regions and engineering depth, so the right pick depends on your use case and how closely your team needs to collaborate.

Run a short paid pilot before you sign a long contract, and judge each vendor on the questions above. If you want a partner that handles the AI layer and the product around it, our team at Cleveroad is ready to start with your use case.