Generate images via Amazon Nova Canvas on AWS Bedrock.
| Method | How to Use |
|---|---|
| -------- | ------------ |
| Bearer token | AWS_BEARER_TOKEN_BEDROCK env var or --bearer-token |
| Environment variables | Set AWS_ACCESS_KEY_ID + AWS_SECRET_ACCESS_KEY |
| Credentials file | Configure ~/.aws/credentials |
| Named profile | --profile my-profile or AWS_PROFILE env var |
| Direct keys | --access-key AKIA... --secret-key ... |
| Temporary credentials | Add --session-token with direct keys |
| IAM instance role | Auto-detected on EC2/ECS/Lambda |
| AWS SSO | Run aws sso login first |
Auto-detection order: direct keys → profile → bearer token → env vars → credentials file → instance role → SSO.
python3 {baseDir}/scripts/generate.py "your prompt" -o output.png
python3 {baseDir}/scripts/generate.py "your prompt" -o output.png --profile work
python3 {baseDir}/scripts/generate.py "your prompt" -o output.png --access-key AKIA... --secret-key ...
| Flag | Default | Description |
|---|---|---|
| ------ | --------- | ------------- |
prompt | — | Text description of the image |
-o, --output | output.png | Output file path |
-W, --width | 1024 | Width 512-4096, divisible by 64 |
-H, --height | 1024 | Height 512-4096, divisible by 64 |
-n, --count | 1 | Number of images (1-5) |
-q, --quality | standard | standard or premium |
-s, --seed | random | Seed for reproducibility |
--negative | — | Negative prompt (what to avoid) |
--cfg | 8.0 | CFG scale 1.1-10.0 |
--region | us-east-1 | AWS region |
--profile | — | AWS named profile |
--access-key | — | AWS Access Key ID |
--secret-key | — | AWS Secret Access Key |
--session-token | — | AWS Session Token |
--bearer-token | — | Bearer token (overrides env) |
generate.py with timeout=120.message tool.--negative "blurry, low quality, text, watermark" to exclude unwanted elements.共 1 个版本