# Context graphs, MCP tools, plain text, making users awesome, and events! > Source: > Published: 2026-07-24 15:50:20+00:00 ## I want to give "context graph" a definition "Context graph" is a term I hear a lot. It needs to graduate from vague buzzword to actual term of art. I think we're almost there: ## MCP tool calling doesn't have to be a black box A practical explanation of what happens when your harness calls an MCP tool. It's both simpler and more complicated than you might think: ## GraphQL and context engineering = plain text nirvana Part 2 of a great chat with Sarah Sanders. We talked about where GraphQL and context engineering intersect: the use of plain text. Very cool insights from her! ## "Making users awesome" is your north star Michelle Greer is all about unselfishly talking to users and not just making a better tool, but making better users of the tool. Founders and product-minded software people, listen up! ## 2026 events calendar A round-up of events in H2 2026 that I'm jazzed about: