Skill
Claude API
anthropics/skills
Building something that calls Claude: model ids, pricing, streaming, tool use, prompt caching, token counting. Reach for it before guessing an API detail from memory.
A situation it fits
Your app sends Claude the same 40kb of context on every request and the bill is climbing. You want to know whether that context can be cached.2 scenarios in the bank answer to Claude API. The rest are in the game.
Skills it gets confused with
These share a family with Claude API, which is another way of saying they are the ones you might reach for by mistake.
- Skill CreatorMaking skills, not using them: package a workflow you keep repeating into a skill, then…
- Academy GuideQuestions about how to use Claude well.
- Discernment NudgeFires after advice is given, prompting the reader to check it rather than act on it…
- Full Output EnforcementNot a design tool at all: it stops the model abbreviating.
- MCP BuilderBuild an MCP server so Claude can reach an outside service or API through tools you…
- Slack GIF CreatorAnimated GIFs built to survive Slack's size and dimension limits.
Knowing what Claude API does is the easy half. Telling it apart from the others under time pressure is the game.
Today's sessionClaude API is part of anthropics/skills. Licence: Apache-2.0. The description above was written for this game, not taken from the skill.