terraform-cloud-mcp

# Cost Estimate Management Conversation This file demonstrates Claude's ability to interact with the Terraform Cloud MCP to retrieve and analyze cost estimate information. ## Getting a Cost Estimate by ID ``` **User:** Can you check the cost estimate for my latest infrastructure changes? The cost estimate ID is ce-BPvFFrYCqRV6qVBK. **Claude:** I'll retrieve the cost estimate details for you right away. [Claude uses get_cost_estimate_details tool] Here's the summary of your cost estimate: - **Status**: Finished - **Prior Monthly Cost**: $0.00 - **Proposed Monthly Cost**: $25.49 - **Change in Monthly Cost**: +$25.49 (100% increase) - **Resources Analyzed**: 4 total (3 matched, 1 unmatched) The estimate shows that your infrastructure changes will add approximately $25.49 to your monthly costs. This is from new resources being added since your prior cost was $0.00. ``` ## Finding a Cost Estimate from a Run ``` **User:** How do I find the cost estimate for a specific run? I have run ID run-pQtfN5XSe8zaJ2UF. **Claude:** I'll show you how to find the cost estimate for your specific run ID. [Claude uses get_run_details tool to retrieve run information] I can see from the run details that there's a cost estimate associated with this run. Let me get the detailed cost information for you. [Claude uses get_cost_estimate_details tool] I found the cost estimate for your run. Here are the details: - **Cost Estimate ID**: ce-8cZKNpyP3R2fBaXD - **Status**: Finished - **Prior Monthly Cost**: $127.32 - **Proposed Monthly Cost**: $158.76 - **Change in Monthly Cost**: +$31.44 (24.7% increase) - **Resources Analyzed**: 18 total (16 matched, 2 unmatched) Your run will increase costs by $31.44 per month. The two unmatched resources are likely new resources being added that don't have previous cost data. ``` ## Understanding Cost Estimate Error ``` **User:** I tried to look at a cost estimate but got an error. The ID was ce-ZXcY12AbPq9LkMnR. **Claude:** Let me check what might be causing the error with that cost estimate ID. [Claude uses get_cost_estimate_details tool] I checked the cost estimate with ID ce-ZXcY12AbPq9LkMnR and found the following issue: The cost estimate appears to have an error status. Here are the details: - **Status**: Errored - **Error Message**: "Failed to calculate costs: Provider AWS returned error: Resource pricing data unavailable for region eu-west-3" - **Timestamp**: Started at 2023-06-15T14:23:18Z, errored at 2023-06-15T14:23:45Z This error is occurring because the cost estimation service doesn't have pricing data for resources in the eu-west-3 AWS region. This typically happens when: 1. You're using a newer AWS region that isn't fully integrated with the Terraform Cloud cost estimation service yet 2. You're using resources that don't have standard pricing data available Options to resolve this: 1. Consider using an AWS region that has full cost estimation support, like us-east-1, us-west-2, or eu-west-1 2. You can still proceed with your infrastructure changes, but you won't get accurate cost estimates 3. Contact Terraform Cloud support if you need cost estimation support for this specific region ``` ## Comparing Multiple Cost Estimates ``` **User:** I want to compare the cost estimates from my last two runs to see which one is more cost-effective. **Claude:** I'll help you compare the cost estimates from your last two runs. [Claude uses get_run_details tool for each run to extract cost estimate IDs] [Claude uses get_cost_estimate_details tool for each cost estimate] Here's a comparison of the cost estimates from your last two runs: | Run | Message | Prior Cost | Proposed Cost | Change | Resources | |-----|---------|------------|---------------|--------|-----------| | run-pQtfN5XSe8zaJ2UF | Add Redis cluster | $127.32 | $158.76 | +$31.44 | 18 | | run-aB3cD4eF5gH6iJ7k | Optimize compute resources | $158.76 | $142.18 | -$16.58 | 18 | Based on this comparison: 1. The first run adds a Redis cluster, increasing your monthly costs by $31.44 2. The second run optimizes your compute resources, decreasing your monthly costs by $16.58 The second run is more cost-effective, saving you $16.58 per month compared to the first run. However, note that the runs have different purposes - one adds functionality while the other optimizes costs. The most cost-effective choice depends on whether you need the Redis cluster functionality. ``` ``` **User:** That's helpful! How can I get more detailed information about which resources contribute the most to my costs? **Claude:** To get more detailed information about which resources contribute most to your costs, I'll analyze the detailed breakdown from your cost estimate. [Claude uses get_cost_estimate_details tool to retrieve detailed resource cost information] Based on the analysis of your cost estimate, here are the key insights: ### Top Resource Types by Cost 1. **aws_instance**: $72.34/month (45.6% of total costs) 2. **aws_rds_cluster**: $45.60/month (28.7% of total costs) 3. **aws_elasticache_cluster**: $31.44/month (19.8% of total costs) 4. **aws_s3_bucket**: $5.62/month (3.5% of total costs) 5. **aws_ebs_volume**: $3.76/month (2.4% of total costs) ### Top Individual Resources 1. **aws_rds_cluster.primary**: $45.60/month - Main database cluster - Components: Instance costs, storage costs, backup costs 2. **aws_instance.web_servers[4]**: $14.47/month - Web server instance #4 (t3.large) - Components: Compute hours, storage 3. **aws_instance.web_servers[3]**: $14.47/month - Web server instance #3 (t3.large) - Components: Compute hours, storage 4. **aws_elasticache_cluster.redis_primary**: $31.44/month - Redis cluster (cache.m5.large) - Components: Node hours, memory allocation 5. **aws_instance.application_server**: $14.60/month - Application server (t3.large) - Components: Compute hours, storage ### Cost Optimization Recommendations Based on this cost breakdown, here are some opportunities to reduce costs: 1. **Right-size your instances**: Some of your web servers might be over-provisioned. Consider using t3.medium instead of t3.large for less critical workloads. 2. **Use reserved instances**: Your EC2 instances account for nearly half of your costs. Consider purchasing reserved instances for stable workloads to save 30-60% on your EC2 costs. 3. **Optimize your Redis usage**: Your Redis cluster represents a significant cost. Consider whether you need the current size or if a smaller instance would suffice. 4. **Review your RDS cluster**: Your RDS cluster is your second-highest cost. Review if you need all the provisioned resources or if you could use a smaller instance type. 5. **S3 lifecycle policies**: For your S3 buckets, implement lifecycle policies to transition infrequently accessed data to cheaper storage classes. Would you like me to dive deeper into any specific resource to find more cost-saving opportunities? ```