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Generate images via 9Router /v1/images/generations using OpenAI / Gemini Imagen / DALL-E / FLUX / MiniMax / SDWebUI / ComfyUI / Codex models.
Passed 21 of 22 test cases with the skill, and 16 of 22 without it.
and 5 more in the full report
6 fixed15 passed either way0 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 6 test cases the skill fixed. Same model, same prompt, with and without the skill.
What specific query string parameter must be passed to `/v1/models/info` on 9Router to select a specific model?
| Checked | Without skill | With skill |
|---|---|---|
| Uses `id` as the query string parameter name | Missed | Passed |
The instructions your model reads when the skill loads.
Requires NINEROUTER_URL (and NINEROUTER_KEY if auth enabled). See https://raw.githubusercontent.com/decolua/9router/refs/heads/master/skills/9router/SKILL.md for setup.
curl $NINEROUTER_URL/v1/models/image | jq '.data[].id'
# Per-model params/options (size enum, quality enum, capabilities like edit)
curl "$NINEROUTER_URL/v1/models/info?id=openai/dall-e-3"
POST $NINEROUTER_URL/v1/images/generations
| Field | Required | Notes |
|---|---|---|
model | yes | from /v1/models/image |
prompt | yes | image description |
n | no | count (provider-dependent) |
size | no | 1024x1024, 1792x1024, ... |
quality | no | standard / hd (OpenAI) |
response_format | no | url (default) or b64_json |
Add query ?response_format=binary to receive raw image bytes (handy for saving file).
Save to file (binary):
curl -X POST "$NINEROUTER_URL/v1/images/generations?response_format=binary" \
-H "Authorization: Bearer $NINEROUTER_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"gemini/gemini-3-pro-image-preview","prompt":"watercolor mountains at sunrise","size":"1024x1024"}' \
--output out.png
JS (URL response):
test cases passed, vs 16 / 22 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.