Is GPT 5 Chat or GPT 5 Codex cheaper?
Their total cost is roughly equal: $0.236 / 1M tokens input / $1.88 / 1M tokens output.
Model comparison
GPT 5 Chat vs GPT 5 Codex
Compare GPT 5 Chat (OpenAI) and GPT 5 Codex (OpenAI) by price, context, capabilities, and latency.
Which should you pick?
- Price: roughly equal total cost ($0.236 / 1M tokens input / $1.88 / 1M tokens output).
Side by side
GPT 5 Chat vs GPT 5 Codex — full comparison
Compare price, provider, context, capabilities, latency, and source basis.
| Model | Provider | Input | Output | Context | Capabilities | Best for | Latency | Status | Source |
|---|---|---|---|---|---|---|---|---|---|
| GPT 5 Chatopenai/gpt-5-chat | OpenAI | $0.236 / 1M tokens | $1.88 / 1M tokens | — | Streaming | General chat via OpenAI, API workloads | 1000-3000ms | Catalog | Platform curated |
| GPT 5 Codexopenai/gpt-5-codex | OpenAI | $0.236 / 1M tokens | $1.88 / 1M tokens | — | Streaming | General chat via OpenAI, API workloads | 1000-3000ms | Catalog | Platform curated |
FAQ
GPT 5 Chat vs GPT 5 Codex FAQ
Which has a larger context window, GPT 5 Chat or GPT 5 Codex?
Both offer the same context window: — tokens.
GPT 5 Chat vs GPT 5 Codex for High quality: which should I pick?
Both target High quality. Pick GPT 5 Chat to optimize cost, or GPT 5 Chat for the longer context window. Test both on real prompts before committing production traffic.