{"name":"tengu_prompt_cache_diagnosis_received","slug":"tengu-prompt-cache-diagnosis-received","family":"flag","title":"Feature flags","noun":"feature flag","description":"MCP server error lines are escaped before display, plus minor telemetry and version-string cleanups.","description_source":"entry","described_by":{"version":"2.1.219","anchor":"mcp-error-escaping-typed-telemetry-ids-and-shared-version-no"},"presence":{"first_seen":null,"removed_in":null,"in_current_build":false,"newest_mined":"2.1.308","builds":0,"mined_builds":149,"first_cited":{"version":"2.1.219","released_at":"2026-07-24 16:11:49","spans":1}},"aliases":[],"entries":[{"version":"2.1.265","anchor":"prompt-cache-diagnosis-telemetry-now-allowlists-diagnosistyp","heading":"Prompt cache diagnosis telemetry now allowlists diagnosisType values","line":"Prompt-cache diagnosis telemetry now only sends recognized diagnosis types, replacing others with 'other'","released_at":"2026-09-08 19:05:16","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.219","anchor":"mcp-error-escaping-typed-telemetry-ids-and-shared-version-no","heading":"MCP error escaping, typed telemetry ids and shared version normalisation","line":"MCP server error lines are escaped before display, plus minor telemetry and version-string cleanups.","released_at":"2026-07-24 16:11:49","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":2,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"tengu_prompt_cache_1h_config","slug":"tengu-prompt-cache-1h-config","description":"Whether a one-hour prompt cache is allowed can now be overridden per agent and can ignore overage."},{"name":"tengu_prompt_cache_break","slug":"tengu-prompt-cache-break","description":"Cache diagnostics know when the baseline came from disk and skip misleading difference reports."},{"name":"tengu_prompt_cache_diagnostics","slug":"tengu-prompt-cache-diagnostics","description":"Cache diagnostics know when the baseline came from disk and skip misleading difference reports."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-prompt-cache-diagnosis-received","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}