export declare const GenAiOperationName: {
    readonly CHAT: "chat";
    readonly INVOKE_AGENT: "invoke_agent";
    readonly EXECUTE_TOOL: "execute_tool";
    readonly EMBEDDINGS: "embeddings";
    /** Extension-specific: standalone markdown content event */
    readonly CONTENT_EVENT: "content_event";
    /** Extension-specific: hook command execution */
    readonly EXECUTE_HOOK: "execute_hook";
};
export declare const GenAiProviderName: {
    readonly GITHUB: "github";
    readonly OPENAI: "openai";
    readonly ANTHROPIC: "anthropic";
    readonly AZURE_AI_OPENAI: "azure.ai.openai";
    readonly GEMINI: "gemini";
};
export declare const GenAiTokenType: {
    readonly INPUT: "input";
    readonly OUTPUT: "output";
};
export declare const GenAiToolType: {
    readonly FUNCTION: "function";
    readonly EXTENSION: "extension";
};
/**
 * OTel GenAI semantic convention attribute keys.
 * @see https://github.com/open-telemetry/semantic-conventions/blob/main/docs/gen-ai/gen-ai-spans.md
 */
export declare const GenAiAttr: {
    readonly OPERATION_NAME: "gen_ai.operation.name";
    readonly PROVIDER_NAME: "gen_ai.provider.name";
    readonly REQUEST_MODEL: "gen_ai.request.model";
    readonly REQUEST_TEMPERATURE: "gen_ai.request.temperature";
    readonly REQUEST_MAX_TOKENS: "gen_ai.request.max_tokens";
    readonly REQUEST_TOP_P: "gen_ai.request.top_p";
    readonly REQUEST_FREQUENCY_PENALTY: "gen_ai.request.frequency_penalty";
    readonly REQUEST_PRESENCE_PENALTY: "gen_ai.request.presence_penalty";
    readonly REQUEST_SEED: "gen_ai.request.seed";
    readonly REQUEST_STOP_SEQUENCES: "gen_ai.request.stop_sequences";
    readonly RESPONSE_MODEL: "gen_ai.response.model";
    readonly RESPONSE_ID: "gen_ai.response.id";
    readonly RESPONSE_FINISH_REASONS: "gen_ai.response.finish_reasons";
    readonly USAGE_INPUT_TOKENS: "gen_ai.usage.input_tokens";
    readonly USAGE_OUTPUT_TOKENS: "gen_ai.usage.output_tokens";
    readonly USAGE_CACHE_READ_INPUT_TOKENS: "gen_ai.usage.cache_read.input_tokens";
    readonly USAGE_CACHE_CREATION_INPUT_TOKENS: "gen_ai.usage.cache_creation.input_tokens";
    /** Custom: reasoning/thinking token count (not yet standardized in GenAI conventions) */
    readonly USAGE_REASONING_TOKENS: "gen_ai.usage.reasoning_tokens";
    readonly CONVERSATION_ID: "gen_ai.conversation.id";
    readonly OUTPUT_TYPE: "gen_ai.output.type";
    readonly TOKEN_TYPE: "gen_ai.token.type";
    readonly AGENT_NAME: "gen_ai.agent.name";
    readonly AGENT_ID: "gen_ai.agent.id";
    readonly AGENT_VERSION: "gen_ai.agent.version";
    readonly AGENT_DESCRIPTION: "gen_ai.agent.description";
    readonly TOOL_NAME: "gen_ai.tool.name";
    readonly TOOL_TYPE: "gen_ai.tool.type";
    readonly TOOL_CALL_ID: "gen_ai.tool.call.id";
    readonly TOOL_DESCRIPTION: "gen_ai.tool.description";
    readonly TOOL_CALL_ARGUMENTS: "gen_ai.tool.call.arguments";
    readonly TOOL_CALL_RESULT: "gen_ai.tool.call.result";
    readonly INPUT_MESSAGES: "gen_ai.input.messages";
    readonly OUTPUT_MESSAGES: "gen_ai.output.messages";
    readonly SYSTEM_INSTRUCTIONS: "gen_ai.system_instructions";
    readonly TOOL_DEFINITIONS: "gen_ai.tool.definitions";
};
/**
 * Extension-specific attribute keys (custom namespace).
 */
export declare const CopilotChatAttr: {
    readonly LOCATION: "copilot_chat.location";
    readonly INTENT: "copilot_chat.intent";
    readonly TURN_INDEX: "copilot_chat.turn.index";
    readonly TURN_COUNT: "copilot_chat.turn_count";
    readonly TOOL_CALL_ROUND: "copilot_chat.tool_call_round";
    readonly API_TYPE: "copilot_chat.api_type";
    readonly FETCHER: "copilot_chat.fetcher";
    readonly DEBUG_NAME: "copilot_chat.debug_name";
    readonly ENDPOINT_TYPE: "copilot_chat.endpoint_type";
    readonly MAX_PROMPT_TOKENS: "copilot_chat.request.max_prompt_tokens";
    readonly TIME_TO_FIRST_TOKEN: "copilot_chat.time_to_first_token";
    readonly SESSION_ID: "copilot_chat.session_id";
    readonly SERVER_REQUEST_ID: "copilot_chat.server_request_id";
    readonly CANCELED: "copilot_chat.canceled";
    /** Extended thinking/reasoning content (content-gated) */
    readonly REASONING_CONTENT: "copilot_chat.reasoning_content";
    /** User's actual typed message text, extracted from prompt context */
    readonly USER_REQUEST: "copilot_chat.user_request";
    /** Cache-relevant request options as a JSON blob (tool_choice, reasoning_effort, thinking, response_format, etc.). Used by Cache Explorer. */
    readonly REQUEST_OPTIONS: "copilot_chat.request.options";
    /** Request-shape metadata as a JSON blob (e.g. Responses API previous-response continuation and input item types). Used by Cache Explorer. */
    readonly REQUEST_SHAPE: "copilot_chat.request.shape";
    /** Resolved context section (code snippets, file contents, etc.) */
    readonly PROMPT_CONTEXT: "copilot_chat.prompt_context";
    /** Custom instructions section */
    readonly PROMPT_INSTRUCTIONS: "copilot_chat.prompt_instructions";
    /** VS Code chat session ID from CapturingToken — the definitive session identifier */
    readonly CHAT_SESSION_ID: "copilot_chat.chat_session_id";
    /** Parent chat session ID for linking child sessions (e.g., title, categorization) to their parent */
    readonly PARENT_CHAT_SESSION_ID: "copilot_chat.parent_chat_session_id";
    /** Debug log label for child sessions (e.g., 'title', 'categorization', 'runSubagent') */
    readonly DEBUG_LOG_LABEL: "copilot_chat.debug_log_label";
    /** Markdown content for standalone content events */
    readonly MARKDOWN_CONTENT: "copilot_chat.markdown_content";
    /** Edit source: inline_chat, chat_editing, chat_editing_hunk, apply_patch, replace_string, code_mapper */
    readonly EDIT_SOURCE: "copilot_chat.edit.source";
    /** Edit outcome: accepted, rejected, saved, unknown */
    readonly EDIT_OUTCOME: "copilot_chat.edit.outcome";
    /** Language identifier of the document */
    readonly LANGUAGE_ID: "copilot_chat.language_id";
    /** Time delay in milliseconds between acceptance and measurement */
    readonly TIME_DELAY_MS: "copilot_chat.time_delay_ms";
    /** Whether additional unactioned edits remain */
    readonly HAS_REMAINING_EDITS: "copilot_chat.has_remaining_edits";
    /** Git branch name (HEAD) */
    readonly REPO_HEAD_BRANCH_NAME: "copilot_chat.repo.head_branch_name";
    /** Git commit hash (HEAD) */
    readonly REPO_HEAD_COMMIT_HASH: "copilot_chat.repo.head_commit_hash";
    /** Normalized remote fetch URL */
    readonly REPO_REMOTE_URL: "copilot_chat.repo.remote_url";
    /** File path relative to the repository root */
    readonly FILE_RELATIVE_PATH: "copilot_chat.file.relative_path";
    /** Hook type / event name (e.g. PreToolUse, PostToolUse, Stop) */
    readonly HOOK_TYPE: "copilot_chat.hook_type";
    /** Serialized hook command input (truncated; emitters may or may not gate on captureContent — used by the Agent Debug Log panel) */
    readonly HOOK_INPUT: "copilot_chat.hook_input";
    /** Serialized hook command output (truncated; emitters may or may not gate on captureContent — used by the Agent Debug Log panel) */
    readonly HOOK_OUTPUT: "copilot_chat.hook_output";
    /** Hook result kind: 'success', 'error', or 'non_blocking_error' */
    readonly HOOK_RESULT_KIND: "copilot_chat.hook_result_kind";
    /** Custom chat mode name (when a custom mode is active) */
    readonly MODE_NAME: "copilot_chat.mode_name";
    /** Aggregated session cost in USD (Claude agent) */
    readonly TOTAL_COST_USD: "copilot_chat.total_cost_usd";
    /** Per-request cost from copilot_usage.total_nano_aiu */
    readonly COPILOT_USAGE_NANO_AIU: "copilot_chat.copilot_usage_nano_aiu";
};
export type EditSource = 'inline_chat' | 'chat_editing' | 'chat_editing_hunk' | 'apply_patch' | 'replace_string' | 'code_mapper';
export type EditOutcome = 'accepted' | 'rejected' | 'saved' | 'unknown';
/**
 * Standard OTel attributes used alongside GenAI attributes.
 */
export declare const StdAttr: {
    readonly ERROR_TYPE: "error.type";
    readonly SERVER_ADDRESS: "server.address";
    readonly SERVER_PORT: "server.port";
};
/**
 * Attribute keys emitted by the Copilot CLI SDK's native OTel instrumentation
 * (read by the bridge processor and the debug panel; the extension itself does
 * not produce these).
 */
export declare const CopilotCliSdkAttr: {
    readonly HOOK_TYPE: "github.copilot.hook.type";
    readonly HOOK_INVOCATION_ID: "github.copilot.hook.invocation_id";
};
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