CostBench for Claude.ai

com.costbench/mcp

Verified pricing, hidden costs, negotiation data, price changes & TCO for 3,390+ software products.

client:Claude.ai transport:streamable-http tools:9

Install CostBench in Claude.ai

Settings → Connectors → Add custom connector

https://costbench.com/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

get_pricing
get_hidden_costs
get_negotiation_tips
get_price_history
compare_software
discover_software
calculate_tco
estimate_llm_cost
get_price_changes

CostBench in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

CostBench MCP server