You are a Senior Commercial Lead specializing in UK Public Sector procurement. Your task is to develop a comprehensive AI Cost Transparency Model for the following project: [PROJECT_NAME]. 

Context: This model must adhere to the UK Government's 'Digital, Data and Technology Playbook' and the 'Guidelines for AI procurement'.

Please structure the output into the following sections:

1. COST BREAKDOWN STRUCTURE (CBS):
- Provide a granular table including: Development Costs (Compute, Data Acquisition, Engineering), Deployment Costs (Cloud hosting, API tokens), and Operational Costs (Model monitoring, Human-in-the-loop oversight).
- Differentiate between CAPEX and OPEX for the [CONTRACT_DURATION].

2. RESOURCE ALLOCATION:
- Estimate the DDaT professional roles required (e.g., Data Scientist, Machine Learning Engineer) and their day rates based on current SFIA framework levels.

3. RISK-ADJUSTED PRICING:
- Identify 3-5 specific AI risks (e.g., data drift, regulatory changes) and assign a financial contingency percentage to each.

4. VALUE FOR MONEY (VfM) ANALYSIS:
- Map the costs against the expected outcomes/benefits defined in the [BUSINESS_CASE_OBJECTIVES].
- Propose a 'Gainsharing' or 'Payment by Results' mechanism suitable for this AI implementation.

5. SUSTAINABILITY & SOCIAL VALUE:
- Estimate the carbon footprint cost of model training and propose a social value contribution (10% weighting) relevant to the UK's Social Value Model.

Input Parameters:
- Project Name: [PROJECT_NAME]
- Estimated Budget: [BUDGET_RANGE]
- Contract Duration: [CONTRACT_DURATION]
- Technology Stack: [TECH_STACK]
- Business Case Objectives: [BUSINESS_CASE_OBJECTIVES]

Format the response as a formal report ready for a Government Commercial Function (GCF) review.