Claude Code Probes 2

Claude Code Probes (Part 2)

These are the first rows of the table of variables with no visible effect on Probes. Part 3 has the rest. They run from CLAUDE_INTERNAL_FC_OVERRIDES to CLAUDE_CODE_MOCK_TRIAL, in 78 rows.

No Visible Effect

Name	What We Set	Mark	What We Saw
CLAUDE_INTERNAL_FC_OVERRIDES	JSON of a flag	❌	a flag override did not start a keepalive. See the cache keepalive notes.
AGENT_PROXY_AUTH_TOKEN	1	❌	No change in print mode.
AGENT_PROXY_URL	1	❌	No change in print mode.
ALLOW_ANT_COMPUTER_USE_MCP	1	❌	No change in print mode.
ANT_CLAUDE_CODE_METRICS_ENDPOINT	1	❌	No change in print mode.
ANT_OTEL_EXPORTER_OTLP_ENDPOINT	1	❌	No change in print mode.
ANT_OTEL_EXPORTER_OTLP_HEADERS	1	❌	No change in print mode.
ANT_OTEL_EXPORTER_OTLP_PROTOCOL	1	❌	No change in print mode.
ANT_OTEL_LOGS_EXPORTER	1	❌	No change in print mode.
ANT_OTEL_METRICS_EXPORTER	1	❌	No change in print mode.
ANT_OTEL_RESOURCE_ATTRIBUTES	1	❌	No change in print mode.
ANT_OTEL_TRACES_EXPORTER	1	❌	No change in print mode.
AWS_CA_BUNDLE	1	❌	No change in print mode.
AWS_ENDPOINT_URL_SSO	1	❌	No change in print mode.
AWS_ENDPOINT_URL_SSO_OIDC	1	❌	No change in print mode.
BAT_THEME	1	❌	No change in print mode.
CLAUDE_AGENTS_SELECT	1	❌	No change in print mode.
CLAUDE_BG_AUTO_MEMORY_OFF	1	❌	No change in print mode.
CLAUDE_BRIDGE_REATTACH_GROUPING	1	❌	No change in print mode.
CLAUDE_CHROME_CLASSIFIER_FLOOR	1	❌	Needs the Chrome integration. Not reachable in print mode.
CLAUDE_CHROME_PERMISSION_MODE	1	❌	Needs the Chrome integration. Not reachable in print mode.
CLAUDE_CODE_ARTIFACT_COMMENT_FAST_ACK_FIXED	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_FD	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_HOT	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_LIVE_BASE_URL	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_MCP	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_MULTI_FILE	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_OPEN_ACTION	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_QUICKSTART	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_REPL	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_ROOM	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_START_KIT	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_SYNC_BASE_URL	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_VERSIONS	1	❌	No change in print mode.
CLAUDE_CODE_ARTIFACT_VIEWER_BASE_URL	1	❌	No change in print mode.
CLAUDE_CODE_ATTRIBUTION_STATUS_TIMEOUT_MS	1	❌	No change in print mode.
CLAUDE_CODE_AUTO_MODE_CLASSIFIER_OVERLAP	1	❌	No change in print mode.
CLAUDE_CODE_AUTO_MODE_EXTERNAL_PERMISSIONS	1 with --permission-mode auto and a Bash call	❌	Same 12 requests, same xml_s1 and xml_s2 classifier stages in the debug log. The name occurs only in lists of env names in the bundle.
CLAUDE_CODE_AUTO_MODE_GIT_STATUS	1	❌	No change in print mode.
CLAUDE_CODE_AUTO_MODE_GIT_STATUS_UPLOADS	1	❌	No change in print mode.
CLAUDE_CODE_BENCH_LIVE_COUNTS	1	❌	No change in print mode.
CLAUDE_CODE_BG_CLASSIFIER_MODEL	1	❌	No change in print mode.
CLAUDE_CODE_BYOC_ENABLE_DATADOG	1	❌	No change in print mode.
CLAUDE_CODE_CCR_EARLY_PLUGINS_SYNC	1	❌	No change in print mode.
CLAUDE_CODE_COLD_COMPACT	1	❌	No change in print mode.
CLAUDE_CODE_COORDINATOR_SKILL_GUIDANCE	1	❌	No change in print mode.
CLAUDE_CODE_COWORK_FRAME_ARTIFACTS	1	❌	No change in print mode.
CLAUDE_CODE_DAPPER_CUPCAKE	1	❌	No change in print mode.
CLAUDE_CODE_DESKTOP_SKILLS_PLUGIN_DIR	1	❌	No change in print mode.
CLAUDE_CODE_DESKTOP_SKILL_SWITCHES	1	❌	No change in print mode.
CLAUDE_CODE_DISABLE_HOOK_FORWARDING	1	❌	Bundle: tied to remote tools and shelved device hooks. Needs a remote session.
CLAUDE_CODE_DISABLE_MCP_TASK_BACKGROUND	1	❌	No change in print mode.
CLAUDE_CODE_DISABLE_PLUGIN_FORWARDING	1	❌	No change in print mode.
CLAUDE_CODE_DISABLE_PRECOMPACT_SKIP	1	❌	No change in print mode.
CLAUDE_CODE_DISPATCH_V2D	1	❌	No change in print mode.
CLAUDE_CODE_DISPATCH_V2S	1	❌	No change in print mode.
CLAUDE_CODE_ELEGANT_MEADOW	1	❌	No change in print mode.
CLAUDE_CODE_ENABLE_BACKGROUND_PLUGIN_REFRESH	1	❌	No change in print mode.
CLAUDE_CODE_FORCE_FIRST_LAUNCH	1	❌	No change in print mode.
CLAUDE_CODE_FORWARD_USER_INTENT	1	❌	No change in print mode.
CLAUDE_CODE_GORSE_PLOVER	1	❌	No change in print mode.
CLAUDE_CODE_HANDBACK_PROVENANCE	1	❌	No change in print mode.
CLAUDE_CODE_HFI_BEARER_TOKEN	1	❌	No change in print mode.
CLAUDE_CODE_HIDE_SETTINGS_HINT	1	❌	No change in print mode.
CLAUDE_CODE_HOSTED_DESKTOP	1	❌	No change in print mode.
CLAUDE_CODE_HOST_HTTP_PROXY_PORT	1	❌	No change in print mode.
CLAUDE_CODE_HOST_PROMPT_SUPERSEDES_RECORD	1	❌	No change in print mode.
CLAUDE_CODE_HOST_SOCKS_PROXY_PORT	1	❌	No change in print mode.
CLAUDE_CODE_INSTALLED_VIA_NPM_WRAPPER	1	❌	No change in print mode.
CLAUDE_CODE_INVOKED_SKILLS	1	❌	No change in print mode.
CLAUDE_CODE_JUNIPER_SUNDIAL	1	❌	No change in print mode.
CLAUDE_CODE_KB_COHESION_FIXES	1	❌	No change in print mode.
CLAUDE_CODE_LAZY_ENV_GETTERS	1	❌	No change in print mode.
CLAUDE_CODE_MAX_EFFORT_REMINDER	1	❌	No change in print mode.
CLAUDE_CODE_MEMORY_API_BASE_URL	1	❌	No change in print mode.
CLAUDE_CODE_MEMORY_SUBAGENT_APPEND	1	❌	No change in print mode.
CLAUDE_CODE_MOCK_REMOTE_SETTINGS	1	❌	No change in print mode.
CLAUDE_CODE_MOCK_TRIAL	1	❌	No change in print mode.

See Also

• Probes
• Probes (Part 3)
• Environment Variables