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Large Language Model Development Services

As an industry-leading large language model development company, Jellyfish Technologies enables enterprises to build custom Large Language Model (LLM) solutions  that automate reasoning, extract deep insights, and enhance digital intelligence across operations.

Years of Experience
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Full Time Experts
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Projects Delivered
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Customer Ratings
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14+

Years in Business
150+
Full-Time Experts
98%

On-Time Projects Delivered 

4.9/5

Customer Rating

Large Language Model Development Services We Offer

We provide full-spectrum LLM development services, including model fine-tuning, custom training, and integration into enterprise workflows. Our solutions transform unstructured language into structured business intelligence, from intelligent assistants to document analyzers.

LLM Consulting

Our LLM consulting services help you discover high-impact opportunities, define strategy, and create a roadmap, ensuring your investment into LLM development services produces tangible business value.

Custom LLM Development

We deliver custom LLM development using your proprietary data, business logic, and goals. We build secure and scalable models tailored to your workflows for more accurate, relevant, and enterprise-grade language understanding.

Fine-Tuning Pre-Trained Models

We fine-tune leading LLMs like GPT or BERT on your domain-specific data, allowing faster deployment, better relevance, and specialized skills through expert data science LLM model development techniques.

Multilingual Model Development

As a large language model development company, we create LLMs that understand and generate content across languages, helping you reach international markets, diverse teams, and global customer engagement at scale.

LLM Integration

Using enterprise-grade large language model solutions, we embed LLMs in your tech stack—empowering real-time automation, intelligent search, and interactive experiences across platforms.

LLM Evaluation and Optimization

After deployment, we monitor model output, performance, and accuracy, providing LLM development solutions that remain dependable, responsive, and aligned with your changing enterprise goals.

AI Success Stories That Deliver Strategic Impact

We don’t just implement AI—we help organizations implement it purposefully. At Jellyfish Technologies, our approach ensures that every AI initiative is backed by a long-term strategy, grounded in technical feasibility, and designed for sustainable transformation.

AI Chatbot
TECH: Python | LangChain

Jellyfish Technologies Redefines Chatbot Development for a Top IT Organization with Next- Gen AI SaaS Platform

Jellyfish Technologies partnered with a global enterprise to develop an AI-powered SaaS platform, integrating AI models, automation, and real-time analytics to optimize workflow automation, customer engagement, and data-driven decision-making.

AI Chatbot

TECH: Python | LangChain

Jellyfish Technologies Redefines Chatbot Development for a Top IT Organization with Next-Gen AI SaaS Platform

Jellyfish Technologies partnered with a global enterprise to develop an AI-powered SaaS platform, integrating AI models, automation, and real-time analytics to optimize workflow automation, customer engagement, and data-driven decision-making.

AI Document Intelligence
TECH:NLP | OCR | Python

Jellyfish Technologies Transforms Medicaid Verification for a Leading Community Care Provider with AI Document Intelligence

Jellyfish Technologies built an AI-powered document intelligence system for a leading community care provider, using NLP, OCR, and machine learning to automate validation, enhance accuracy, and streamline Medicaid approvals while reducing errors and fraud.

AI Document Intelligence

TECH: NLP | OCR | Python

Jellyfish Technologies Transforms Medicaid Verification for a Leading Community Care Provider with AI Document Intelligence

Jellyfish Technologies built an AI-powered document intelligence system for a leading community care provider, using NLP, OCR, and machine learning to automate validation, enhance accuracy, and streamline Medicaid approvals while reducing errors and fraud.

AI Entity Extraction System
TECH: Gen AI | Neo4J | OCR

AI-Driven Entity Extraction System by Jellyfish Technologies Transforms Document Processing for a Leading InsurTech Firm

Jellyfish Technologies partnered with a top InsurTech firm to build an AI-powered entity extraction system. Using AI models, OCR, and GraphDB, the solution seamlessly automates document verification, reduces manual effort, and enables real-time data extraction.

AI Entity Extraction System

TECH: Gen AI | Neo4J | OCR

AI-Driven Entity Extraction System by Jellyfish Technologies Transforms Document Processing for a Leading InsurTech Firm

Jellyfish Technologies partnered with a top InsurTech firm to build an AI-powered entity extraction system. Using AI models, OCR, and GraphDB, the solution seamlessly automates document verification, reduces manual effort, and enables real-time data extraction.

AI Obstacle & Track Monitoring System
TECH: OPENCV | ONNX

AI-based obstacle detection and track monitoring system enhanced safety for a top North American railway contractor.

Jellyfish Technologies built an AI-powered track monitoring system using computer vision and edge computing. It detects obstacles, identifies faults, reduces manual inspections, and enables proactive maintenance with real-time processing and seamless integration.

AI Obstacle & Track Monitoring System

TECH: OPENCV | ONNX

AI-based obstacle detection and track monitoring system enhanced safety for a top North American railway contractor, enabled by Jellyfish Technologies

Jellyfish Technologies built an AI-powered track monitoring system using computer vision and edge computing. It detects obstacles, identifies faults, reduces manual inspections, and enables proactive maintenance with real-time processing and seamless integration.

Why Leading Brands Trust Our LLM Development Expertise

Our process ensures transparency, compliance, and control from model architecture to deployment and beyond. That’s why the leading enterprises rely on Jellyfish Technologies to deliver secure, high-impact LLM systems.

Not Sure Where to Begin with AI?

Tailored LLM Architectures

We build LLM architectures tailor-made to your workflows, security requirements, and data architecture. This avoids inefficiencies, reduces the integration risk, and assures your large language model development solution can work from day one, most critical for enterprises with complex operations in place.

Structured Prompt Engineering

At our LLM development company, we leverage structured prompt design to improve model consistency, eliminate irrelevant CRAP outputs, and boost response reliability. This helps ensure your teams get correct, business-ready results— vital in industries where precision is key to performance.

Full Lifecycle Model Governance

We manage the complete lifecycle of your LLM model development—from training to monitoring and model updates, providing compliance, access control, and stabilization of its versions. Our services are ideal for organizations seeking secure and long-term value from their LLM development services.

Built-In Evaluation and Testing

Pre-launch testing frameworks validate each model against your actual use cases. Our LLM development company in India guarantees that the solution meets business expectations in terms of accuracy, performance, and compliance before it gets deployed to your production environment.

Why Leading Brands Trust Our LLM Development Expertise

Our process ensures transparency, compliance, and control from model architecture to deployment and beyond. That’s why the leading enterprises rely on Jellyfish Technologies to deliver secure, high-impact LLM systems.

Not Sure Where to Begin with AI?

Tailored LLM Architectures

We build LLM architectures tailor-made to your workflows, security requirements, and data architecture. This avoids inefficiencies, reduces the integration risk, and assures your large language model development solution can work from day one, most critical for enterprises with complex operations in place.

Structured Prompt Engineering

At our LLM development company, we leverage structured prompt design to improve model consistency, eliminate irrelevant CRAP outputs, and boost response reliability. This helps ensure your teams get correct, business-ready results— vital in industries where precision is key to performance.

Full Lifecycle Model Governance

We manage the complete lifecycle of your LLM model development—from training to monitoring and model updates, providing compliance, access control, and stabilization of its versions. Our services are ideal for organizations seeking secure and long-term value from their LLM development services.

Built-In Evaluation and Testing

Pre-launch testing frameworks validate each model against your actual use cases. Our LLM development company in India guarantees that the solution meets business expectations in terms of accuracy, performance, and compliance before it gets deployed to your production environment.

Why Choose Us for Large Language Model Development Services

At Jellyfish Technologies, we provide structured, end-to-end LLM development while considering performance, security, and return on investment (ROI), fully aligned with your operational goals, data architecture, and compliance requirements.

Clear, Collaborative Communication

As a transparent LLM development firm, we work closely with your internal teams—providing milestone-based tracking, shared documentation, and direct access to decision-makers at each step of the project lifecycle.

Platform-Agnostic Integration

Our LLM development solutions are designed for seamless integration into any enterprise environment — cloud, on-premise, hybrid – to help you scale without disrupting existing infrastructure or core business systems.

Stable, Scalable Architecture

Jellyfish Technologies delivers secure, modular LLM model development that scales along your users, data, and feature roadmap—enabling you to lower rework, increase uptime, and get ready for future expansion.

Enterprise-Grade Security

From construction to finance to legal, every large language model development solution we deliver follows stringent security practices, ensuring compliance with industry regulations while protecting proprietary data across industries.

LLM-First Development Strategy

We focus exclusively on large language model development, ensuring every solution—from architecture to training—is purpose-built for enterprise needs, business logic, and measurable value, leveraging modern LLM development services.

Proven Delivery Track Record

We have deployed scalable, production-ready LLM business solutions across industries, enabling clients to deliver faster time to market and measurable ROI, driving reduced manual effort and knowledge task automation.

Industries We Serve

We provide large language model development services for sectors where nuance and accuracy are critical— healthcare, banking, legal, and more—turning text data into actionable intelligence for faster decisions.

Our AI Tech Stack

Our tech stack supports advanced model training, prompt optimization, and real-time deployment—combining cutting-edge libraries and APIs for consistency, flexibility, and long-term support across every LLM solution.

Tensorflow

Streamlit

RAY

PyTorch

ONNX

MLflow

MetaGPT

LlamaIndex

JAX

Haystack

Gradio

Flask

AWS

AZURE

GCP

Cohere

Dalle

Databricks

Mistral

OpenAI

Replicate

Runpod

Salad

Vast AI

Coqui

Deepspeed

Fairscale

LoRa

Xformers

LobeHub

See what our clients have to say

What clients value most is not just the technical delivery it’s how we translate AI potential into business impact. Our LLM solutions are designed for practical success, from performance KPIs to use-case clarity.

Testimonial Slider
“Working with Jellyfish Technologies has been a truly positive experience. The developers integrated seamlessly with our team, quickly understood our requirements, and delivered reliable, high-quality solutions...”
Author
Sajin J SN Project Management Officer, Gojo & Company, Inc.
“Not only would I hire them again without hesitation, but I will point out that after the first two test projects were done, they earned my repeat business...”
Author
Karl Margrain Founder and Managing Director, Payleadr
“The team enabled the app to launch in both New Zealand and the United States, seamlessly handling multiple currencies and transactions upon deployment...”
Author
James Anderson Co-Founder, Shootzu

Build, Scale & Deploy Custom LLMs seamlessly

Accelerate your journey into applied language intelligence. Our LLM experts guide you from ideation through implementation — with secure architecture, validated models, and full deployment in your enterprise ecosystem.

Trusted By

We are the trusted partner in developing large language models that innovator businesses leverage to achieve accuracy, scale, and real-life reliability — realized via structured engagement and transparent execution.

Engagement Models

We offer flexible engagement models tailored to your business objectives, technical needs, and budget at Jellyfish Technologies. We have you covered, whether you need full-time professionals, part-time experts, or a clearly defined project scope.

Offshore Dedicated Team

A complete team of LLM developers working on your project full-time and focused only on your project — end-to-end delivery across training, integration, and post-launch optimization, with continuity and deep alignment.

Staff Augmentation

Rapidly scale your internal team using Jellyfish Technologies’ LLM specialists—perfect when you want to reduce the time-to-market, fill skills gaps, or procure special expertise without long-term resource encumbrance.

Project-Based

We take complete responsibility for planning, developing, and deploying tailored LLM solutions—on a budget, schedule, and scope defined upfront, with full end-to-end accountability and actionable, predictable insights.

FAQs

01
What services does a large language model development company typically offer?

Services provided by a large language model development company include LLM model selection, fine-tuning, API integration, custom training, and post-launch support. These services assist enterprises in the deployment of LLMs across chatbots, automation, document summarization, and enterprise search engines.

02
How can large language model development services benefit my business?

Large language model development services enable businesses to automate customer support, generate content, enrich and analyze documents, and deliver highly personalized digital experiences — saving time, improving accuracy, and enabling new capabilities through advanced natural language understanding.

03
What is the typical process involved in LLM development?

The LLM lifecycle includes defining use cases, data preparation, selecting or fine-tuning a model, integrating the LLM with the applications, and monitoring performance, security, and long-term alignment with business needs post-deployment.

04
How do I choose the right LLM development company for my project?

Seek proven experience, technical capabilities, transparency, and domain knowledge. The right LLM development company should offer tailored solutions, work with modern model architectures, and provide ongoing support for enterprise-scale adoption.

05
Can I get custom LLM development tailored to my specific business needs?

Yes. Through custom LLM development, models can be trained or fine-tuned on your data, workflows, and terminology—providing domain-specific performance that complements your process's exact processes from knowledge search through to customer service.

06
What are the common use cases for large language models in business?

Large language model use cases include AI chatbots, automated legal review, document summarization, content generation, financial reporting, and intelligent internal search. They enable organizations to scale human-like language processing across teams and platforms.

07
What are the benefits of integrating large language models into existing systems?

Some of the key advantages offered by large language models are faster decisions, less manual work, better precision, and real-time automation. Integration with CRMs, document systems, and support tools unlocks higher value from your existing tech stack.

08
What types of large language models are available for development?

Popular types of large language models include GPT, BERT, RoBERTa, LLaMA, and Falcon. Each has strengths in generation, classification, summarization, or reasoning, and can be tailored or tuned for specific enterprise applications.

09
How long does it take to develop and deploy an LLM solution?

Timelines vary based on complexity and customization. A basic integration may take 4–6 weeks, while fully developing an LLM model with fine-tuning, deployment, and so on can take anywhere from 6–12 weeks or more, including testing and optimization.

10
Do LLM development companies in India offer competitive services globally?

Yes. Being an established large language model development company in India can offer globally competitive pricing, deep technical talent, and scalable delivery models — the reason why many startups and enterprises are heading to this country for their LLM development services.

Speak to Our LLM Development Experts

Unlock powerful language capabilities with custom LLMs—built to understand, generate, and transform enterprise-level content and workflows.

    Speak to Our LLM Development Experts

    Unlock powerful language capabilities with custom LLMs—built to understand, generate, and transform enterprise-level content and workflows.

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