That’s entirely dependent on how many plugins, MCP tools, agents you have, and if you have pre-filling of all available tools enabled. Best way to avoid unnecessary expense is to avoid it all and use CLI tools instead.
Agree. It's a fairly minimal list with very few extras added.
Current /context on a fresh session (compare to that above) is:
Opus 4.8 15.8k/1m tokens (2%) System prompt: 4.5k tokens (0.4%) System tools: 7.9k tokens (0.8%) Memory files: 441 tokens (0.0%) Skills: 3.1k tokens (0.3%) Messages: 8 tokens (0.0%) Free space: 984.2k (98.4%)
Agree. It's a fairly minimal list with very few extras added.
Current /context on a fresh session (compare to that above) is: