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Generate one image synchronously from a text prompt with fal.ai FLUX schnell over Tempo MPP; returns final image URLs inline.
Both commands call the selected provider directly.
curl -X POST '/routes/tempo-fal/ai/image-generate' \
-H 'content-type: application/json' \
-d '{"prompt":"A minimal flat vector illustration of a network router directing colorful data packets, dark background","num_inference_steps":4}'h402 call 'ai/image-generate' --provider 'tempo-fal' --method POST --json '{"prompt":"A minimal flat vector illustration of a network router directing colorful data packets, dark background","num_inference_steps":4}'Fill the request fields, quote the exact per-call total, then choose x402 or eligible bonus credit explicitly before sending. Only the selected provider's listed parameters are accepted.
promptstringrequiredText prompt describing the image.
image_sizestringoptionalOutput image dimensions preset (fal.ai image_size).
num_inference_stepsintegeroptional1–12default 4Denoising steps; FLUX schnell is distilled for a handful of steps.
{
"prompt": "A minimal flat vector illustration of a network router directing colorful data packets, dark background",
"num_inference_steps": 4
}{ "data": { "images": [ { "url": "https://v3b.fal.media/files/b/0aa35afc/v_m-F_0l9unxvRZ3xc0eU.jpg", "width": 1024, "height": 768, "content_type": "image/jpeg" } ], "timings": { "inference": 0.13772260397672653 }, "seed": 474807975, "has_nsfw_concepts": [ false ], "prompt": "A minimal flat vector illustration of a network router directing colorful data packets, dark background" }, "h402": { "routeId": "ai/image-generate", "provider": "tempo-fal", "selectedCandidateId": "ai/image-generate/tempo-fal", "routing": "manual", "paidBy": "x402-exact" } }
Choose a provider for this task. The catalog recommends the current default from quality, reliability, and price; your selected provider stays pinned. Listed prices are provider prices; settlement adds a 5% h402 fee.