LinkModel API Documentation

Image

Bytedance

seedream-4.0

Pricing	LinkModel Price
Per Image	$0.0232

seedream-4.5

Pricing	LinkModel Price
Per Image	$0.02904

seedream-5.0-lite

Pricing	LinkModel Price
Per Image	$0.030305

seedream-5.0-pro

Quality	LinkModel Price
1K	$0.045
2K	$0.09

Billable item	Unit price	Quantity
Additional input image — Quality: 1K	$0.003	0–9 images
Additional input image — Quality: 2K	$0.003	0–9 images

Google

gemini-2.5-flash-image

Quality	LinkModel Price
1K	$0.02925

gemini-3-pro-image

Quality	LinkModel Price
1K	$0.1005
2K	$0.1005
4K	$0.18

gemini-3.1-flash-image

Quality	LinkModel Price
0.5K	$0.03375
1K	$0.05025
2K	$0.07575
4K	$0.11325

gemini-3.1-flash-lite-image

Token Type	LinkModel Price
reasoning_tokens	$1.125000 / 1M tokens
candidate_image	$22.500000 / 1M tokens
candidate_text	$1.125000 / 1M tokens
prompt_image	$0.187500 / 1M tokens
prompt_text	$0.187500 / 1M tokens
prompt_video	$0.187500 / 1M tokens

OpenAI

gpt-image-2

Token Type	LinkModel Price
output	$22.500000 / 1M tokens
image_cache_read	$1.500000 / 1M tokens
image_input	$6.000000 / 1M tokens
image_output	$22.500000 / 1M tokens
text_cache_read	$0.937500 / 1M tokens
text_input	$3.750000 / 1M tokens

gpt-image-2.5-flare

Token Type	LinkModel Price
image_cache_read	$1.500000 / 1M tokens
image_input	$6.000000 / 1M tokens
image_output	$22.500000 / 1M tokens
text_cache_read	$0.937500 / 1M tokens
text_input	$3.750000 / 1M tokens

gpt-image-2.5-sunburst

Token Type	LinkModel Price
image_cache_read	$1.500000 / 1M tokens
image_input	$6.000000 / 1M tokens
image_output	$22.500000 / 1M tokens
text_cache_read	$0.937500 / 1M tokens
text_input	$3.750000 / 1M tokens