Credits System

Users can purchase API credits with crypto. These credits are used to access Heurist’s decentralized AI compute resources, with different API endpoints consuming credits based on their computational requirements.

  • 1 USD = 100 credits

  • When paying with HEUAI tokens, users receive a 20% bonus (120 credits per $1 equivalent)

Heurist Credits Payment Interface

Credits Consumption

1. Image Generation

Base pricing is calculated for 1024x1024 resolution with 20 iterations. Other resolutions or iteration counts are priced proportionally.

Model
Credits per Image

Stable Diffusion XL/1.5

0.05

Stable Diffusion with LoRA

0.1

FLUX.1-dev

0.2

FLUX.1-dev with LoRA

0.5

2. Video Generation

Model
Duration
Credits

Hunyuan

5 seconds

25

3. Large Language Models

Pricing is in credits per million tokens. Each model has separate pricing for input tokens (what you send as prompts) and output tokens (what the model generates).

Model
Input (per 1M tokens)
Output (per 1M tokens)

nvidia/llama-3.1-nemotron-70b-instruct

15

30

qwen/qwen-2.5-coder-32b-instruct

10

18

mistralai/mixtral-8x7b-instruct

25

25

mistralai/mixtral-8x22b-instruct

100

100

meta-llama/llama-3.3-70b-instruct

15

30

NousResearch/Hermes-3-Llama-3.1-8B

10

10

deepseek/deepseek-r1

300

300

deepseek/deepseek-v3

100

100

deepseek/deepseek-r1-distill-llama-70b

80

80

NaniDAO/deepseek-r1-qwen-2.5-32B-ablated

30

30

mistralai/mistral-small-24b-instruct

30

30

For example, if you send a prompt of 1,000 tokens to Mixtral 8x7B and receive a 500-token response:

  • Input cost: (1,000 / 1,000,000) × 25 = 0.025 credits

  • Output cost: (500 / 1,000,000) × 25 = 0.0125 credits

  • Total cost: 0.0375 credits

4. Embedding Models

Pricing is in credits per million tokens.

Model
Input (per 1M tokens)

baaiai/bge-large-en-v1.5

1

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