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GPT-5.2

Most capable model for professional work and long-running agents. Improvements in general intelligence, long-context, agentic tool-calling, and vision.

400K context·$1.75 in·$14.00 out·Dec 2025 release·Vision, Reasoning, Tools / functions, Web search, Image output

Available on

Providers

Where GPT-5.2 runs in Big-AGI, with each service's own model ID and USD-per-1M-token rates. The summary above prefers the creator's claim; rates below are each service's own.

ServiceModel IDContextInputOutputCache read

OpenAI

creator

gpt-5.2

400K

$1.75

$14.00

$0.18

OpenRouter

delisted

openai/gpt-5.2:batch

400K

$0.88

$7.00

$0.09

openai/gpt-5.2

400K

$1.75

$14.00

$0.18

Specs as reported by each service · usage over the last 2 days · refreshed hourly

Run GPT-5.2 in Big-AGI.

Connect your own key on any of the services above, at their rates, no markup - and run it side by side with every other model.

Launch Big-AGI

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