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GPT-5.2

openai/gpt-5.2

openai

Latest frontier model with 400K context and adaptive reasoning

Code Examples

from blockrun_llm import LLMClient

client = LLMClient()  # Uses BLOCKRUN_WALLET_KEY (never sent to server)
response = client.chat("openai/gpt-5.2", "Hello!")

Pricing

Input$1.75 / 1M tokens
Output$14.00 / 1M tokens
Context Window400K tokens
Max Output128K tokens

Same price as official openai API. 0% markup during beta.

Payment

Network
Base
Currency
USDC
Protocol
x402

Pay per request with USDC on Base. No subscription required.

Try It

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