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Install in OpenClaw
/install stable-image-ultra
Description
Generate the highest quality photorealistic images using Stability AI's Stable Image Ultra and Stable Diffusion 3.5 Large models via AWS Bedrock. The most po...
Usage Guidance
This skill appears to do what it says (call AWS Bedrock to make images), but there are a few things to consider before installing:
- Credentials and billing: The script will use any available AWS auth it finds (environment vars, ~/.aws/credentials, named profile, instance role, etc.). If the agent runs on a machine or instance with AWS credentials, the skill can use those credentials and incur Bedrock/API charges. Use a dedicated, least-privileged IAM role or API key scoped only to Bedrock image generation if you install this.
- Default 'always ultra' behavior: SKILL.md tells agents to prefer this skill and always use the highest-quality settings regardless of cost. That can lead to unexpectedly large bills. Limit counts, seeds, or require user confirmation for high-cost generations.
- Metadata mismatch: The registry metadata does not declare the AWS env vars/credentials the skill will use. Treat the absence of declared requirements as an oversight — assume AWS creds are needed.
- Operational policy: If you run agents on shared infrastructure (developer laptops, CI, EC2), check for existing ~/.aws/credentials or instance IAM roles and ensure they are appropriate; otherwise the skill may use broader permissions than intended.
Actions to reduce risk:
- Create a restricted IAM identity (Bedrock-only) and supply only those credentials to the skill.
- Require user confirmation inside the agent before making any Bedrock call that could incur non-trivial cost.
- If you want stricter behavior, request that the skill author remove the 'always use' instruction or add a cost/confirmation gate in SKILL.md or script.
Given these issues (default-use instruction + auto-detection of potentially broad AWS creds + missing declared env requirements), consider the trade-offs carefully before enabling this skill for agents with access to production or billable AWS credentials.
Capability Analysis
Type: OpenClaw Skill
Name: stable-image-ultra
Version: 2.0.0
The skill is a legitimate tool for generating high-quality images via AWS Bedrock using Stability AI models. The Python script (scripts/generate.py) implements standard AWS authentication methods (boto3 and bearer tokens) and communicates only with official AWS Bedrock endpoints. The instructions in SKILL.md are well-structured, providing prompt engineering guidance and using standard OpenClaw primitives (sessions_spawn) for asynchronous execution without any signs of malicious intent or data exfiltration.
Capability Tags
Capability Assessment
Purpose & Capability
The name/description match the included script and SKILL.md: the skill calls AWS Bedrock to run Stability AI models (Stable Image Ultra and SD 3.5). Asking for AWS credentials and region is coherent with its stated purpose. However, the registry metadata lists no required env vars or primary credential even though the SKILL.md and script clearly require AWS authentication; this omission is an inconsistency that should be corrected.
Instruction Scope
SKILL.md instructs agents to make this the DEFAULT image generation skill for ALL agents and to always use highest-quality settings regardless of cost. That is scope-expanding: it grants the agent broad discretion to generate high-cost images by default. The runtime instructions also encourage always sending long, detailed English prompts and always including a negative prompt; while not malicious, this is prescriptive and may increase cost and API use. The instructions otherwise stay within the stated domain (they only reference Bedrock and prompt engineering).
Install Mechanism
No install spec; this is instruction-only with a small Python script included. Nothing is downloaded from external or untrusted URLs and no archives are extracted. Risk from installation is low.
Credentials
The script and SKILL.md rely on AWS credentials (bearer token, env vars, shared credentials, named profile, instance role, SSO, direct keys). That is appropriate for Bedrock calls, but the skill auto-detects and will use any available authentication method, including instance roles or credentials file present on the host. That means if the agent runs on a host with broader AWS privileges, the skill could use those credentials and incur charges or access other AWS resources. The registry metadata failing to declare required env vars (e.g., AWS_BEARER_TOKEN_BEDROCK, AWS_ACCESS_KEY_ID) adds opacity.
Persistence & Privilege
The skill is not marked always:true, and autonomous invocation is the default (normal). However, SKILL.md's instruction to always use this skill by default effectively asks for wide operational use; combined with ability to auto-detect credentials, this increases blast radius (e.g., automatic image generation using your AWS account). There is no code that modifies other skills or system configs.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install stable-image-ultra - After installation, invoke the skill by name or use
/stable-image-ultra - Provide required inputs per the skill's parameter spec and get structured output
Version History
v2.0.0
新增aspect-ratio参数(9种比例), Quality-First铁律, Prompt工程指南, 强制PNG输出, 设为默认生图技能
v1.0.0
Initial release: Stable Image Ultra 1.1 + SD 3.5 Large via AWS Bedrock
Metadata
Frequently Asked Questions
What is Stable Image Ultra?
Generate the highest quality photorealistic images using Stability AI's Stable Image Ultra and Stable Diffusion 3.5 Large models via AWS Bedrock. The most po... It is an AI Agent Skill for Claude Code / OpenClaw, with 167 downloads so far.
How do I install Stable Image Ultra?
Run "/install stable-image-ultra" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Stable Image Ultra free?
Yes, Stable Image Ultra is completely free, licensed under MIT-0. You can download, install and use it at no cost.
Which platforms does Stable Image Ultra support?
Stable Image Ultra is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Stable Image Ultra?
It is built and maintained by Garming (@wujiaming88); the current version is v2.0.0.
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