OpenAI CodexvsPortkey

Full side-by-side comparison — features, pricing, platforms, and which one wins in 2026.

OpenAI Codex

Coding Assistants

Featured

OpenAI coding and knowledge-work agent for CLI, IDE, app, web, and cloud workflows

Portkey

LLM APIs & Inference

AI gateway for reliable and fast LLM applications

FeatureOpenAI CodexPortkey
CategoryCoding AssistantsLLM APIs & Inference
PricingIncluded with ChatGPT Plus, Pro, Business, Enterprise, and Edu; limited-time Free/Go access; additional credits availableFree + Pro plans
GitHub Stars
More stars
85k
6k
PlatformsmacOS, Windows, Linux, WebWeb, Docker
Key Features
  • Terminal coding agent
  • IDE extension
  • Web and desktop app
  • Multi-agent workflows
  • Cloud environments and worktrees
  • PR review
  • Skills for repeatable workflows
  • Background Automations
  • Sandboxing and approvals
  • MCP, tool use, and agent-native logs
  • AI gateway
  • Fallbacks
  • Load balancing
  • Caching
  • Observability
Pros
  • + Official OpenAI coding and knowledge-work agent
  • + Works across CLI, IDE, web, desktop, and cloud surfaces
  • + Open-source CLI under Apache-2.0
  • + Skills make repeatable team workflows easier to package
  • + Automations support scheduled background work with review queues
  • + Sandboxing, approvals, network policy, and logs support safer team rollout
  • + Automatic fallbacks
  • + Load balancing
  • + Request caching
  • + Observability built-in
  • + Open-source gateway
Cons
  • Usage limits vary by ChatGPT plan
  • Free and Go access is limited-time according to OpenAI
  • Cloud and ChatGPT surfaces are proprietary
  • Autonomous code and workflow changes still require review
  • Advanced workspace controls and compliance logs depend on eligible plans
  • Added infrastructure layer
  • Learning curve
  • Some features need Pro
  • Latency overhead
Tags
codingagenticcliideopenaichatgptmulti-agentskillsautomationssandboxingknowledge-work
gatewayreliabilityobservabilityapi

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