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	Base price
1K	$0.045
2K	$0.09

Total price includes the base price and any applicable billable items below.

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

Token Type	LinkModel Price
reasoning_tokens	$1.875000 / 1M tokens
candidate_image	$22.500000 / 1M tokens
candidate_text	$1.875000 / 1M tokens
prompt_image	$0.225000 / 1M tokens
prompt_text	$0.225000 / 1M tokens

gemini-3-pro-image

Token Type	LinkModel Price
input	$1.500000 / 1M tokens
reasoning_tokens	$9.000000 / 1M tokens
cache_read	$0.150000 / 1M tokens
candidate_image	$90.000000 / 1M tokens
candidate_text	$9.000000 / 1M tokens

gemini-3.1-flash-image

Token Type	LinkModel Price
input	$0.375000 / 1M tokens
reasoning_tokens	$2.250000 / 1M tokens
cache_read	$0.037500 / 1M tokens
candidate_image	$45.000000 / 1M tokens
candidate_text	$2.250000 / 1M tokens

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

gemini-nano-banana-2.1

Token Type	LinkModel Price
input	$1.125000 / 1M tokens
reasoning_tokens	$5.625000 / 1M tokens
cache_read	$0.112500 / 1M tokens
candidate_image	$22.500000 / 1M tokens
candidate_text	$5.625000 / 1M tokens

Grok

grok-imagine-image-2.0

Quality	Generation quality	Base price
1K	low	$0
1K	medium	$0
2K	low	$0
2K	medium	$0

Total price depends on the billable quantities below.

Billable item	Unit price	Quantity
Input image — Quality: 1K, Generation quality: low	$0.007	0–3 images
Output image — Quality: 1K, Generation quality: low	$0.028	1–10 images
Input image — Quality: 1K, Generation quality: medium	$0.007	0–3 images
Output image — Quality: 1K, Generation quality: medium	$0.042	1–10 images
Input image — Quality: 2K, Generation quality: low	$0.007	0–3 images
Output image — Quality: 2K, Generation quality: low	$0.042	1–10 images
Input image — Quality: 2K, Generation quality: medium	$0.007	0–3 images
Output image — Quality: 2K, Generation quality: medium	$0.056	1–10 images

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

gpt-image-2.6-flare

Token Type	LinkModel Price
image_cache_read	$1.300000 / 1M tokens
image_input	$5.200000 / 1M tokens
image_output	$19.500000 / 1M tokens
text_cache_read	$0.812500 / 1M tokens
text_input	$3.250000 / 1M tokens

gpt-image-2.6-sunburst

Token Type	LinkModel Price
image_cache_read	$1.300000 / 1M tokens
image_input	$5.200000 / 1M tokens
image_output	$19.500000 / 1M tokens
text_cache_read	$0.812500 / 1M tokens
text_input	$3.250000 / 1M tokens