The maximum MCP tool output size is now configurable via both the MAX_MCP_OUTPUT_TOKENS environment variable and the tengu_satin_quoll feature flag, instead of being hardcoded at 25,000 tokens.
Evidence
Configurable limits (search for "MAX_MCP_OUTPUT_TOKENS") — function PV8 at line ~319854
Strings lifted out of the shipped bundle, so the claim above can be checked against them.