GPT-5.2 Chat vs GPT-5.2-Codex
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on November 14, 2026· 230 models
GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- 128 K tokens
- Max output
- 32 K
- Input, $ per 1M tokens
- $1.75
- Output, $ per 1M tokens
- $14.00
- Cache read, $ per 1M
- $0.175
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- 12/10/2025
- Knowledge cutoff
- —
- API id
- openai/gpt-5.2-chat
GPT-5.2-Codex is an upgraded version of GPT-5.1-Codex optimized for software engineering and coding workflows.
- Reasoning estimated
- ▲
- Speed estimated
- Input
- Output
- Context
- ▲400 K tokens
- Max output
- ▲128 K
- Input, $ per 1M tokens
- $1.75
- Output, $ per 1M tokens
- $14.00
- Cache read, $ per 1M
- $0.175
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- ▲12/11/2025
- Knowledge cutoff
- 2025-08-31
- API id
- openai/gpt-5.2-codex
Which is the better API choice: GPT-5.2 Chat vs GPT-5.2-Codex?
- GPT-5.2-Codex: largest context (400 K)
- GPT-5.2-Codex: the newest (12/11/2025)
- GPT-5.2-Codex: most reasoning (estimated)
GPT-5.2 Chat and GPT-5.2-Codex cost the same ($1.75 input, $14.00 output per million tokens). GPT-5.2-Codex accepts more context (400 K). On capabilities, GPT-5.2-Codex has a reasoning mode.
What would your product cost?
Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.
They cost the same at this volume.
The 6 cheapest for this scenario (chat, last 12 months)
- 1Lyria 3 Pro Preview Google$0.00
- 2Lyria 3 Clip Preview Google$0.00
- 3Qwen3.7 Flash Qwen$0.97
- 4DeepSeek V4.1 Flash DeepSeek$1.57
- 5DeepSeek V4 Flash 0731 DeepSeek$1.85
- 6Ministral 3 3B 2512 Mistral$1.90
Paste your prompt: tokens and cost per model
Rough estimate (about 4 characters per token). Nothing is sent to any server.
Cost of sending it 1,000 times (input only)
- 1Claude Haiku 5.5 Anthropic$0.008
- 2GPT-5.2 Chat OpenAI$0.133
- 3GPT-5.2-Codex OpenAI$0.133
- 4Claude Sonnet 5.5 Anthropic$0.152
- 5Claude Opus 5.5 Anthropic$0.304
- 6Claude Opus 5 Anthropic$0.380
- 7Claude Fable 5.2 Anthropic$0.608
- 8Claude Fable 5.1 Anthropic$0.760
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See allFrequently asked questions
Which is the better API choice: GPT-5.2 Chat vs GPT-5.2-Codex?
GPT-5.2 Chat and GPT-5.2-Codex cost the same ($1.75 input, $14.00 output per million tokens). GPT-5.2-Codex accepts more context (400 K). On capabilities, GPT-5.2-Codex has a reasoning mode.
Which is cheaper: GPT-5.2 Chat and GPT-5.2-Codex?
GPT-5.2 Chat and GPT-5.2-Codex cost the same: $1.75 per million input tokens and $14.00 output.
Which has more context: GPT-5.2 Chat and GPT-5.2-Codex?
GPT-5.2-Codex accepts 400 K tokens of context; GPT-5.2 Chat accepts 128 K.
Which is newer: GPT-5.2 Chat and GPT-5.2-Codex?
GPT-5.2-Codex was released on 12/11/2025; GPT-5.2 Chat on 12/10/2025.
What would 10,000 requests a month cost with GPT-5.2 Chat and GPT-5.2-Codex?
With 1,500 input and 400 output tokens per request: GPT-5.2 Chat: $82.25; GPT-5.2-Codex: $82.25 a month, at list price.
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.