metric client baseline_tokens permanent_context_tokens claude 5451 permanent_context_tokens codex 3767 instruction_tokens claude 1485 instruction_tokens codex 1485 skill_metadata_tokens claude 3163 skill_metadata_tokens codex 1554 auto_loaded_rule_tokens claude 678 auto_loaded_rule_tokens codex 678 rule_catalog_tokens claude 28818 rule_catalog_tokens codex 8510 agent_metadata_tokens claude 126 agent_metadata_tokens codex 52