LLM Pricing
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gemini-3.5-flash

Vertex AI · chat model

Input
$1.5000 / 1M tokens
Output
$9.0000 / 1M tokens
Cached input
$0.1500 / 1M tokens
Context
65.5K

Pricing

Item Raw value (per token) Normalized
Input 0.0000015 $1.5000 / 1M tokens
Output 0.000009 $9.0000 / 1M tokens
Cached input 1.5e-7 $0.1500 / 1M tokens
Reasoning output 0.000009 $9.0000 / 1M tokens
Audio input 0.000001 $1.0000 / 1M tokens
Embedding 0.0000015 $1.5000 / 1M tokens
Priority input 0.0000027 $2.7000 / 1M tokens
Priority output 0.0000162 $16.2000 / 1M tokens

Token limits

Context window
65.5K
Max input tokens
1.0M
Max output tokens
65.5K
Max tokens
65.5K

Capabilities

Capability Supported
Vision Yes
Function calling Yes
Parallel function calling Yes
Tool choice Yes
Prompt caching Yes
Reasoning Yes
Response schema Yes
System messages Yes
Audio input Yes
Audio output No
Web search Yes
PDF input Yes
Video input Yes

Similar models

Models with comparable pricing in the same mode (chat).

Model Provider Input Output Context Coding Features
gemini-3.5-flash Google $1.5000 / 1M tokens $9.0000 / 1M tokens 65.5K N/A Vision Tools Cache Reasoning
gemini-3.5-flash vertex_ai-language-models $1.5000 / 1M tokens $9.0000 / 1M tokens 65.5K N/A Vision Tools Cache Reasoning
glm-4.5-x zai $2.2000 / 1M tokens $8.9000 / 1M tokens N/A N/A Tools
gpt-4.1-2025-04-14 Azure $2.2000 / 1M tokens $8.8000 / 1M tokens 32.8K N/A Vision Tools Cache
o3-2025-04-16 Azure $2.2000 / 1M tokens $8.8000 / 1M tokens 100.0K N/A Vision Tools Cache Reasoning
qwen3-max novita $2.1100 / 1M tokens $8.4500 / 1M tokens 65.5K N/A Tools

Sources

Pricing source LiteLLM model cost map
Synced at 2026-05-27
Manual review Not reviewed
Raw LiteLLM fields
{
  "cache_read_input_token_cost": 1.5e-7,
  "input_cost_per_token": 0.0000015,
  "input_cost_per_audio_token": 0.000001,
  "litellm_provider": "vertex_ai",
  "max_audio_length_hours": 8.4,
  "max_audio_per_prompt": 1,
  "max_images_per_prompt": 3000,
  "max_input_tokens": 1048576,
  "max_output_tokens": 65535,
  "max_pdf_size_mb": 30,
  "max_tokens": 65535,
  "max_video_length": 1,
  "max_videos_per_prompt": 10,
  "mode": "chat",
  "output_cost_per_reasoning_token": 0.000009,
  "output_cost_per_token": 0.000009,
  "source": "https://cloud.google.com/vertex-ai/generative-ai/pricing",
  "supported_endpoints": [
    "/v1/chat/completions",
    "/v1/completions",
    "/v1/batch"
  ],
  "supported_modalities": [
    "text",
    "image",
    "audio",
    "video"
  ],
  "supported_output_modalities": [
    "text"
  ],
  "supports_audio_input": true,
  "supports_function_calling": true,
  "supports_parallel_function_calling": true,
  "supports_pdf_input": true,
  "supports_prompt_caching": true,
  "supports_reasoning": true,
  "supports_response_schema": true,
  "supports_system_messages": true,
  "supports_tool_choice": true,
  "supports_url_context": true,
  "supports_video_input": true,
  "supports_vision": true,
  "supports_web_search": true,
  "supports_native_streaming": true,
  "input_cost_per_token_priority": 0.0000027,
  "input_cost_per_audio_token_priority": 0.0000018,
  "output_cost_per_token_priority": 0.0000162,
  "cache_read_input_token_cost_priority": 2.7e-7,
  "supports_service_tier": true,
  "search_context_cost_per_query": {
    "search_context_size_low": 0.014,
    "search_context_size_medium": 0.014,
    "search_context_size_high": 0.014
  },
  "web_search_billing_unit": "per_query"
}