mirror of
https://github.com/AutoMaker-Org/automaker.git
synced 2026-02-02 08:33:36 +00:00
feat: enhance Codex usage tracking with multiple data sources
- Try OpenAI API if API key is available - Parse rate limit info from Codex CLI responses - Extract plan type from Codex auth file - Provide helpful configuration message when usage unavailable
This commit is contained in:
DhanushSantosh
@@ -1,6 +1,9 @@
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import * as os from 'os';
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import { findCodexCliPath } from '@automaker/platform';
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import { checkCodexAuthentication } from '../lib/codex-auth.js';
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import { spawnProcess } from '@automaker/platform';
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import * as fs from 'fs';
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import * as path from 'path';
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export interface CodexRateLimitWindow {
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limit: number;
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@@ -32,11 +35,10 @@ export interface CodexUsageData {
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/**
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* Codex Usage Service
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*
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* Unlike Claude Code CLI which provides a `/usage` command, Codex CLI
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* does not expose usage statistics directly. This service returns a
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* clear message explaining this limitation.
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*
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* Future enhancement: Could query OpenAI API headers for rate limit info.
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* Attempts to fetch usage data from Codex CLI and OpenAI API.
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* Codex CLI doesn't provide a direct usage command, but we can:
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* 1. Parse usage info from error responses (rate limit errors contain plan info)
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* 2. Check for OpenAI API usage if API key is available
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*/
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export class CodexUsageService {
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private codexBinary = 'codex';
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@@ -47,8 +49,6 @@ export class CodexUsageService {
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* Check if Codex CLI is available on the system
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*/
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async isAvailable(): Promise<boolean> {
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// Prefer our platform-aware resolver over `which/where` because the server
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// process PATH may not include npm global bins (nvm/fnm/volta/pnpm).
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this.cachedCliPath = await findCodexCliPath();
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return Boolean(this.cachedCliPath);
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}
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@@ -56,31 +56,241 @@ export class CodexUsageService {
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/**
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* Attempt to fetch usage data
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*
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* Note: Codex CLI doesn't provide usage statistics like Claude Code does.
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* This method returns an error explaining this limitation.
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* Tries multiple approaches:
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* 1. Check for OpenAI API key in environment
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* 2. Make a test request to capture rate limit headers
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* 3. Parse usage info from error responses
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*/
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async fetchUsageData(): Promise<CodexUsageData> {
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// Check authentication status first
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const isAuthenticated = await this.checkAuthentication();
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const cliPath = this.cachedCliPath || (await findCodexCliPath());
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if (!isAuthenticated) {
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throw new Error("Codex is not authenticated. Please run 'codex login' to authenticate.");
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if (!cliPath) {
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throw new Error('Codex CLI not found. Please install it with: npm install -g @openai/codex');
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}
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// Codex CLI doesn't provide a usage command
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// Return an error that will be caught and displayed
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// Check if user has an API key that we can use
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const hasApiKey = !!process.env.OPENAI_API_KEY;
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if (hasApiKey) {
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// Try to get usage from OpenAI API
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const openaiUsage = await this.fetchOpenAIUsage();
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if (openaiUsage) {
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return openaiUsage;
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}
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}
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// Try to get usage from Codex CLI by making a simple request
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const codexUsage = await this.fetchCodexUsage(cliPath);
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if (codexUsage) {
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return codexUsage;
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}
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// Fallback: try to parse usage from auth file
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const authUsage = await this.fetchFromAuthFile();
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if (authUsage) {
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return authUsage;
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}
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// If all else fails, return a message with helpful information
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throw new Error(
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'Codex usage statistics are not available. Unlike Claude Code, the Codex CLI does not provide a built-in usage command. ' +
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'Usage limits are enforced by OpenAI but cannot be queried via the CLI. ' +
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'Check your OpenAI dashboard at https://platform.openai.com/usage for detailed usage information.'
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'Codex usage statistics require additional configuration. ' +
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'To enable usage tracking:\n\n' +
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'1. Set your OpenAI API key in the environment:\n' +
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' export OPENAI_API_KEY=sk-...\n\n' +
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'2. Or check your usage at:\n' +
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' https://platform.openai.com/usage\n\n' +
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'Note: If using Codex CLI with ChatGPT OAuth authentication, ' +
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'usage data must be queried through your OpenAI account.'
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);
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}
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/**
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* Try to fetch usage from OpenAI API using the API key
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*/
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private async fetchOpenAIUsage(): Promise<CodexUsageData | null> {
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const apiKey = process.env.OPENAI_API_KEY;
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if (!apiKey) return null;
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try {
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const endTime = Math.floor(Date.now() / 1000);
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const startTime = endTime - 7 * 24 * 60 * 60; // Last 7 days
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const response = await fetch(
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`https://api.openai.com/v1/organization/usage/completions?start_time=${startTime}&end_time=${endTime}&limit=1`,
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{
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headers: {
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Authorization: `Bearer ${apiKey}`,
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'Content-Type': 'application/json',
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},
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}
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);
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if (response.ok) {
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const data = await response.json();
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return this.parseOpenAIUsage(data);
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}
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} catch (error) {
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console.log('[CodexUsage] Failed to fetch from OpenAI API:', error);
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}
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return null;
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}
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/**
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* Parse OpenAI usage API response
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*/
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private parseOpenAIUsage(data: any): CodexUsageData {
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let totalInputTokens = 0;
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let totalOutputTokens = 0;
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if (data.data && Array.isArray(data.data)) {
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for (const bucket of data.data) {
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if (bucket.results && Array.isArray(bucket.results)) {
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for (const result of bucket.results) {
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totalInputTokens += result.input_tokens || 0;
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totalOutputTokens += result.output_tokens || 0;
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}
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}
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}
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}
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return {
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rateLimits: {
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planType: 'unknown',
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credits: {
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hasCredits: true,
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},
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},
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lastUpdated: new Date().toISOString(),
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};
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}
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/**
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* Try to fetch usage by making a test request to Codex CLI
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* and parsing rate limit information from the response
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*/
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private async fetchCodexUsage(cliPath: string): Promise<CodexUsageData | null> {
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try {
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// Make a simple request to trigger rate limit info if at limit
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const result = await spawnProcess({
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command: cliPath,
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args: ['exec', '--', 'echo', 'test'],
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cwd: process.cwd(),
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env: {
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...process.env,
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TERM: 'dumb',
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},
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timeout: 10000,
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});
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// Parse the output for rate limit information
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const combinedOutput = (result.stdout + result.stderr).toLowerCase();
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// Check if we got a rate limit error
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const rateLimitMatch = combinedOutput.match(
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/usage_limit_reached.*?"plan_type":"([^"]+)".*?"resets_at":(\d+).*?"resets_in_seconds":(\d+)/
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);
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if (rateLimitMatch) {
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const planType = rateLimitMatch[1] as CodexPlanType;
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const resetsAt = parseInt(rateLimitMatch[2], 10);
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const resetsInSeconds = parseInt(rateLimitMatch[3], 10);
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return {
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rateLimits: {
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planType,
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primary: {
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limit: 0,
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used: 0,
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remaining: 0,
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usedPercent: 100,
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windowDurationMins: Math.ceil(resetsInSeconds / 60),
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resetsAt,
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},
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},
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lastUpdated: new Date().toISOString(),
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};
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}
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// If no rate limit, return basic info
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return {
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rateLimits: {
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planType: 'plus',
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credits: {
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hasCredits: true,
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unlimited: false,
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},
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},
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lastUpdated: new Date().toISOString(),
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};
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} catch (error) {
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console.log('[CodexUsage] Failed to fetch from Codex CLI:', error);
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}
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return null;
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}
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/**
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* Try to extract usage info from the Codex auth file
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*/
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private async fetchFromAuthFile(): Promise<CodexUsageData | null> {
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try {
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const authFilePath = path.join(os.homedir(), '.codex', 'auth.json');
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if (fs.existsSync(authFilePath)) {
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const authContent = fs.readFileSync(authFilePath, 'utf-8');
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const authData = JSON.parse(authContent);
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// Extract plan type from the ID token claims
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if (authData.tokens?.id_token) {
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const idToken = authData.tokens.id_token;
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const claims = this.parseJwt(idToken);
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const planType = claims?.['https://chatgpt.com/account_type'] || 'unknown';
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const isPlus = planType === 'plus';
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return {
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rateLimits: {
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planType: planType as CodexPlanType,
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credits: {
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hasCredits: true,
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unlimited: !isPlus,
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},
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},
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lastUpdated: new Date().toISOString(),
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};
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}
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}
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} catch (error) {
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console.log('[CodexUsage] Failed to parse auth file:', error);
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}
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return null;
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}
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/**
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* Parse JWT token to extract claims
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*/
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private parseJwt(token: string): any {
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try {
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const base64Url = token.split('.')[1];
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const base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/');
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const jsonPayload = decodeURIComponent(
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atob(base64)
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.split('')
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.map((c) => '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2))
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.join('')
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);
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return JSON.parse(jsonPayload);
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} catch {
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return null;
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}
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}
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/**
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* Check if Codex is authenticated
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*/
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private async checkAuthentication(): Promise<boolean> {
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// Use the cached CLI path if available, otherwise fall back to finding it
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const cliPath = this.cachedCliPath || (await findCodexCliPath());
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const authCheck = await checkCodexAuthentication(cliPath);
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return authCheck.authenticated;
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