
Awarded
Posted
Paid on delivery
My internal car-rental CRM runs on a PHP / MySQL stack and I need an expert who can expose selected tables through a secure, read-only REST layer and then wire that data to Anthropic’s Claude so staff can query the system in plain English. The job breaks down into two concrete parts: • Read-only API layer – Build an authenticated REST (or slim GraphQL) endpoint that surfaces vehicles, bookings, customers and rates while keeping write operations impossible. – Implement clean JSON responses, pagination and basic filtering (dates, location, status). – Code must be self-contained and framework-agnostic so it drops into whichever PHP 7.x or 8.x version we discover on the server. • Claude chat interface – Set up token-based calls to the Anthropic Claude API. – Relay natural-language questions to Claude, inject live CRM data via tool-calling / function-calling pattern, and return answers in chat format. – Minimal front-end: plain HTML/JS is fine, as long as conversations persist per session. Acceptance criteria 1. Endpoints pass Postman tests for all expected resources. 2. Claude replies accurately to prompts such as “Show me SUVs available next weekend in Berlin” pulling real-time data from the API. 3. Deployment notes and commented source code provided in a Git repo. You will be working directly on a staging copy of the database; SSH and phpMyAdmin access supplied. Security, performance and clean code matter just as much as functionality, so please bring the expert-level PHP, MySQL optimisation and API integration skills the project demands.
Project ID: 40451758
310 proposals
Remote project
Active 6 mins ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
310 freelancers are bidding on average $495 USD for this job

⭐⭐⭐⭐⭐ Project Proposal: Claude AI Bridge for CRM Understanding Requirements: We will build a secure read-only REST API on your PHP/MySQL stack exposing vehicles, bookings, customers & rates with JSON responses, pagination & filters. Then integrate Anthropic Claude via tool-calling for natural-language queries with real-time data. CnELIndia Team Approach: Expert PHP developer creates framework-agnostic, self-contained API layer (PHP 7/8 compatible) ensuring no write access. Implement authentication, optimized MySQL queries, clean JSON & security best practices. Develop minimal HTML/JS chat interface with persistent sessions. Wire Claude API using function-calling to fetch live CRM data for accurate responses. Success Steps: Day 1-3: Access staging DB via SSH/phpMyAdmin, analyze schema, deliver API endpoints. Day 4-7: Integrate Claude, test queries like “Show SUVs in Berlin next weekend”. Day 8-10: Postman validation, Git repo with comments & deployment notes. Final: Security audit, performance tuning & handover. Ready to start immediately. CnELIndia guarantees clean, secure delivery meeting all acceptance criteria. Let's discuss timeline & cost.
$500 USD in 7 days
9.0
9.0

Hello, I will build the read-only REST layer over your PHP/MySQL CRM — vehicles, bookings, customers, and rates — then wire it to Claude via the tool-calling pattern so staff get accurate, natural-language answers grounded in live data. For the Claude integration, I will define each endpoint as a discrete tool with strict JSON schemas. This way Claude selects the right query automatically — filtering by date, location, or status — instead of dumping all data into the context window. It keeps token costs low and responses precise, even as your dataset grows. Questions: 1) Which authentication method does your CRM currently use — API keys, session-based, or none yet on the internal network? 2) Do you need role-based access so different staff members see different data subsets through the chat interface? Looking forward to your response. Best regards, Kamran
$281 USD in 10 days
8.4
8.4

Hi - Elias here from Miami. The primary technical challenge in integrating Claude AI with your PHP/MySQL CRM lies in ensuring seamless communication between disparate systems while maintaining data integrity and performance. Many implementations fail due to improperly designed APIs that can't handle concurrent requests or poorly structured data flows that lead to bottlenecks. Common mistakes include neglecting error handling and fallback mechanisms, which can severely impact user experience, especially under load. Additionally, poorly defined schema for API responses can result in data mismatches, complicating the integration further. To tackle this, I propose an architecture that employs a robust REST API framework using PHP, ensuring efficient data handling and scalability. The flow would be as follows: Input (user queries) → Processing (AI response generation via Claude) → Output (returning the response). This will require a thoughtful approach to caching and state management to optimize response times and reliability. A critical decision to address early is defining the API contract to avoid future complications as you scale. How do you envision managing user sessions to maintain context across interactions? Looking forward to discussing this further.
$500 USD in 5 days
8.3
8.3

Hi, I can create a secure, read-only API that surfaces vehicles, bookings, customers, and rates while ensuring write operations are completely blocked. Using my 9+ years of experience with PHP and MySQL, I’ll ensure the API is self-contained and framework-agnostic. I’ll also implement clean JSON responses and essential filtering. For the Claude interface, I’ll set up token-based calls, enabling natural language queries and returning answers seamlessly. You’ll receive a Git repo with deployment notes and well-commented code. Let’s chat about your requirements further and get started on this project! Best Regards, Priyanka
$500 USD in 7 days
8.4
8.4

Hello!==>>I can build a secure, read-only REST API layer for your PHP/MySQL CRM with authenticated endpoints, pagination, filtering, and optimized JSON responses compatible with PHP 7.x/8.x environments. I also have experience integrating Anthropic Claude using tool-calling workflows to enable accurate natural-language CRM queries with session-based chat persistence, clean code, and deployment-ready documentation.
$555 USD in 5 days
8.1
8.1

Hi, I specialize in building secure, read-only REST APIs and integrating with AI platforms like Anthropic’s Claude. I have extensive experience with PHP, MySQL, and API development. I can create a robust API layer for your car-rental CRM, ensuring clean JSON responses, pagination, and secure authentication. Additionally, I will seamlessly integrate the Claude chat interface, enabling natural-language queries with real-time CRM data. My approach prioritizes security, performance, and clean code. Let's discuss how I can elevate your CRM with this innovative solution.
$350 USD in 3 days
8.3
8.3

Hello, I have carefully reviewed your requirement for building a secure PHP + MySQL REST API layer integrated with Anthropic Claude AI for your CRM system. I can develop a clean, framework-agnostic REST API that exposes vehicles, bookings, customers, and rates with proper authentication, pagination, and filtering while ensuring strict read-only access for security. On top of this, I will integrate Claude AI using token-based API calls and implement a tool-calling flow so natural language queries are translated into real-time CRM data responses. I will also build a simple HTML/JS chat interface with session-based conversation history for staff usability. The system will be optimized for performance, fully tested with Postman, and delivered with well-documented code, deployment instructions, and staging support for smooth production rollout.
$750 USD in 7 days
8.3
8.3

With more than a decade's worth of experience in digital solutions, Einnovention has been at the forefront of delivering successful projects similar to yours. We have rich expertise in API development and have worked extensively avec PHP projects in both Laravel and CodeIgniter. Our team's skill set includes building secure RESTful APIs, implementing JSON responses, as well as handling clean pagination and filtering for convenience - all of which are vital to your project. Our proficiencies extend to JavaScript, including gathering front-end data based on natural language questions, exactly what is required from the Claude chat interface. I assure you that minimal does not equate to subpar in our dictionary. While we confidently promise plain HTML/JS for the interface, we never compromise either on functionality or maintaining data consistency throughout conversations. Lastly, let me assure you that security and performance are foremost in our minds. We specialize not just in API integrations but also in ensuring their proper optimization. Clean codes go hand-in-hand with an optimal environment, which is why our team will deliver structurally sound code every step along this project's journey. It would be our honor to handle your car-rental CRM-transition project and we eagerly await your call for a free consultation to explore further how we can precisely meet your expectations and deliver results beyond imagination!
$500 USD in 7 days
7.9
7.9

As your car-rental CRM is built on PHP/MySQL, I bring you deep and expansive knowledge in both. My extensive experience with API Development, coupled with my expertise in PHP and MySQL optimization make me the right choice for this project. I have previously built robust and secure REST APIs that allow smooth data flow while ensuring write operations are kept impossible as per your project requirements. Moreover, I have hands-on command over JavaScript which will be essential for working with the Anthropic Claude API and facilitating real-time interactions between the CRM system and your AI assistant. Previous experience deploying token-based calls and leveraging existing code to deliver fluid chat interfaces helps me guarantee uninterrupted Conversations persistence per session, meeting your deployment criteria. Lastly, I take security and clean code practices very seriously, ensuring your data is safe; while incorporating performance optimization strategies that will enhance the speed even when dealing with the bulk data transfers a CRM usually requires. Get in touch
$460 USD in 7 days
8.3
8.3

Hi, We’ve built similar systems that connect LLMs with CRMs, enabling users to ask questions and receive accurate answers based on real-time data. This is crucial for ensuring the model doesn’t generate misleading information. For your project, we can create a secure, read-only API that exposes only the necessary data, while also implementing advanced features like dynamic function calling to pass context directly to the LLM. We’re experts in PHP and have extensive experience with both Laravel and custom PHP development. We’ve worked with PHP versions from 5.6 to 8.2, so we can handle any version you have on your server. Let’s schedule a 10-minute call to discuss your project in more detail and see if I’m the right fit for your needs. I’m eager to learn more about your exciting project. Best regards, Adil
$469.96 USD in 7 days
7.5
7.5

Hello, I see you need a secure read-only API over your PHP/MySQL CRM that lets Claude answer staff questions in plain English. The tricky bits are locking the layer to read-only while keeping responses fast, and making Claude calls reliably via function-calling. I’ll craft a lightweight, framework-agnostic PHP API with strong auth, clean JSON, pagination, and date/location/status filters, then wire Anthropic’s Claude using token-based calls and a function-calling pattern, with a minimal HTML/JS chat front-end that saves conversations per session. I’ll target a framework-agnostic drop-in for PHP 7/8, using MySQL optimizations and PSR-style code for easy staging deployment. Do you prefer slim REST routes or a lightweight GraphQL layer for the read-only exposure? Thanks, please get in touch, looking forward to building this with you.
$350 USD in 10 days
7.6
7.6

Hello, I have strong experience in PHP/MySQL systems, REST API development, AI integrations, and CRM automation platforms. I can help you build a secure read-only API layer for your car-rental CRM and integrate it with Anthropic Claude to enable natural-language querying over live CRM data. The solution can include: • Secure read-only REST API with authentication • JSON responses with filtering, pagination, and optimized queries • Framework-agnostic PHP implementation compatible with PHP 7.x/8.x • Claude API integration with tool/function-calling workflow • Natural-language query handling using live CRM data • Lightweight chat interface with session-based conversation persistence I also focus heavily on security, query optimization, and controlled data exposure to ensure the CRM remains protected while still enabling accurate AI-driven responses. Let’s connect to review the CRM schema and discuss the API architecture and Claude workflow in detail. Thanks.
$250 USD in 7 days
7.3
7.3

Hello, I can build a secure read-only PHP/MySQL API for your car-rental CRM, exposing vehicles, bookings, customers, and rates with clean JSON, pagination, filtering, and authentication while keeping all write actions blocked. I also have experience connecting business data to AI chat interfaces, so I can wire the REST layer into Claude using tool/function calling and create a simple session-based HTML/JS chat for staff queries like vehicle availability by date and location. I will keep the code framework-agnostic for PHP 7.x/8.x, focus on security and MySQL performance, and provide clear commented source code plus deployment notes in Git. I am ready to begin immediately and would be happy to discuss the project in further detail. Thanks, Teo
$500 USD in 3 days
6.8
6.8

Hi, I can build a secure, read-only REST API for your PHP/MySQL car-rental CRM and integrate it with Anthropic Claude for natural-language querying. What I’ll deliver: • Read-only API endpoints for vehicles, bookings, customers, and rates • Authentication, pagination, filtering, and clean JSON responses • Framework-agnostic PHP code compatible with PHP 7.x/8.x I have strong experience with PHP, MySQL optimization, REST APIs, and AI integrations, and I can work directly on your staging environment via SSH/phpMyAdmin. Looking forward to discussing the project further.
$500 USD in 7 days
6.8
6.8

Hello, This is a very interesting use case and a strong fit for an AI-assisted internal operations tool. I can help you build a secure read-only API layer on top of your existing PHP/MySQL CRM and integrate it cleanly with Anthropic Claude so your staff can query live rental data in natural language. I also have experience with: • AI integrations • secure internal tooling • PHP/MySQL optimization • REST API architecture • LLM function-calling workflows • operational dashboards The end result will be a lightweight but powerful AI assistant for your rental CRM that remains secure, maintainable, and scalable for future features. Best Regards
$250 USD in 7 days
6.9
6.9

Hi, I’m excited to bid for this project! Here’s a brief overview of what I plan to do: 1. Read-Only API Layer: - Develop an authenticated REST (or slim GraphQL) endpoint that provides read-only access to vehicles, bookings, customers, and rates. - Ensure write operations are blocked. - Provide clean JSON responses with pagination and basic filtering options based on dates, location, and status. - The code will be self-contained and framework-agnostic, ensuring it integrates seamlessly with the existing PHP 7.x or 8.x environment. 2. Claude Chat Interface: - Set up token-based API calls to Anthropic Claude for natural language processing. - Relay user queries to Claude, injecting real-time CRM data via the tool-calling / function-calling pattern. - Return answers in a chat format with minimal front-end requirements using plain HTML/JS. Acceptance criteria will be met by: - Endpoints passing Postman tests for all expected resources. - Claude accurately responding to prompts such as “Show me SUVs available next weekend in Berlin” by pulling real-time data from the API. - Providing deployment notes and commented source code in a Git repo. I have extensive experience working with PHP, MySQL, and REST APIs. Please see my portfolio at <https://www.freelancer.com/u/reedsystems> for examples of similar work. Looking forward to collaborating! Reed
$550 USD in 10 days
6.6
6.6

Hello, I’m a PHP Full Stack Developer with 10+ years of experience building secure REST APIs, CRM integrations, and AI-powered applications using Claude and OpenAI APIs. I can build a secure read-only API layer for your car-rental CRM with authentication, filtering, pagination, and optimized MySQL queries while keeping the system fully framework-agnostic for PHP 7.x/8.x compatibility. I’ve also worked on AI chatbot integrations where live database data is connected with Claude using function/tool-calling workflows. I will provide clean documented code, deployment notes, and a stable production-ready solution with strong security and performance optimization. Best regards, Hitesh Goyal
$380 USD in 7 days
7.0
7.0

As an accomplished Full Stack Developer with a formidable proficiency in JavaScript, MySQL, and PHP, I bring the exact skills your project warrants. I am adept at creating robust and query-efficient RESTful APIs using PHP, thus providing secure and effective access to your tables. Additionally, my expertise in handling real-time data from such APIs makes me the perfect fit for integrating Claude AI into your CRM system. My passion for clean code and optimization aligns perfectly with your requirements for security, performance, and quality. With SSH and phpMyAdmin access to your staging environment, I assure you of flawless deployment, backed by detailed documentation in a Git repo. Drawing from my experience across industries including CRM development, I am fully aware of the profound impact smooth and streamlined data accessibility can make on internal operations. By leveraging my extensive skills in Full Stack Development and API integrations, you'll benefit from a conversational Claude interface that consistently retrieves real-time data from your API layer in direct response to natural-language queries. Let's begin this transformative journey together!
$400 USD in 14 days
6.9
6.9

Hello! As per your project post, you’re looking to build a secure AI bridge between your existing PHP/MySQL car rental CRM and Anthropic’s Claude, enabling staff to query operational data in plain English while keeping the system strictly read-only. The goal is to create a lightweight AI layer that turns CRM data into conversational insights through Claude. My focus will be on delivering a two part system featuring: a secure read only REST API layer built in framework agnostic PHP compatible with PHP 7.x/8.x, exposing vehicles, bookings, customers, and pricing data with clean JSON responses, pagination, filtering (date, status, location), and strict enforcement of no write operations; and a Claude powered chat interface using token based API calls with tool/function calling to fetch live CRM data and respond in natural language. I specialize in building secure backend integrations, AI enabled data layers, and API driven architectures using PHP, Node.js, Python, and modern AI APIs including OpenAI and Anthropic Claude, with strong expertise in data security, read only system design, and natural language interfaces over structured databases. Let’s connect to review your CRM schema, hosting environment, and required query types so we can finalize the technical architecture and implementation roadmap. Best regards, Nikita Gupta.
$1,000 USD in 28 days
6.8
6.8

Hi, this looks like an integration job where the hard part is not the chatbot itself but making Claude behave predictably inside an existing CRM workflow with PHP/MySQL constraints. The real engineering risk is orchestration: keeping conversation state, record updates, and external API calls consistent so the bridge does not create duplicate writes, stale context, or broken CRM actions. I've built production systems where AI sits inside operational workflows, and I usually structure them around explicit boundaries between prompt handling, business rules, and system-of-record updates. The closest match here is HubSpot CRM Implementation & Interactive Senior Living Website, where I handled CRM data flow, field mapping, and automation logic in a live environment. Custom Feature Development & Integration is also relevant because this kind of work usually starts with a codebase review and careful extension rather than a rewrite. I typically design this as separate layers for message intake, decisioning, and CRM mutation, with audit logging around every write path. That makes GraphQL/REST interactions easier to validate and rollback when needed. For reliability, I recommend confidence thresholds, action gating for destructive updates, and fallback behavior when upstream responses are incomplete. If useful, I can sketch the bridge architecture and map the CRM action flow before implementation. Thanks, Hercules
$500 USD in 7 days
6.8
6.8

MONTREAL, Canada
Payment method verified
Member since Nov 16, 2024
$250-750 CAD
$250-750 CAD
$250-750 CAD
$250-750 CAD
$750-1500 CAD
₹1500-12500 INR
$30-250 USD
₹37500-75000 INR
$1500-3000 USD
$20-30 SGD / hour
$50 USD
₹1500-12500 INR
₹12500-37500 INR
$250-750 USD
$250-750 USD
$30-250 USD
₹12500-37500 INR
$250-750 USD
£10-150 GBP
₹500000-1000000 INR
$250-750 USD
$15-25 USD / hour
$10-30 USD
$250-750 USD
₹100-400 INR / hour