GPT-5.4 Nano
openai/gpt-5.4-nano
openai
Fastest and most affordable GPT-5.4 model for high-throughput tasks
Code Examples
from blockrun_llm import LLMClient
client = LLMClient() # Uses BLOCKRUN_WALLET_KEY (never sent to server)
response = client.chat("openai/gpt-5.4-nano", "Hello!")Pricing
Input$0.20 / 1M tokens
Output$1.25 / 1M tokens
Context1M tokens
Max Output33K tokens
5% markup on official openai API prices.
Payment
Network
Base
Currency
USDC
Protocol
x402
Pay per request with USDC on Base. No subscription required.
Try It
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