LLM API
GoogleText generationReleased March 25, 2025

Gemini 2.5 Pro

Gemini 2.5 Pro costs $1.25 per 1M input tokens and $10 per 1M output tokens on LLM API, with a 1.05M-token context window.

Pricing

Served by Google AI Studio, the only provider.

Gemini 2.5 Pro prices on LLM API
Input$1.25per 1M tokens
Output$10per 1M tokens
Cache read$0.125per 1M tokens

Features

  • ToolsYes
  • Parallel tool callsNo
  • Image inputYes
  • ReasoningYes

    Levels: low, medium, high

  • Prompt cachingYes
  • Structured outputsNo
  • JSON modeYes
  • StreamingYes
  • Web searchNo

Call Gemini 2.5 Pro

POST /v1/chat/completionsSet LLMAPI_KEY to your LLM API key.Chat Completions docs

import os

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

response = client.chat.completions.create(
    model="gemini-2.5-pro",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

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