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Image generation (sync)

Generate one image synchronously from a text prompt with fal.ai FLUX schnell over Tempo MPP; returns final image URLs inline.

$0.003
per call
Success
100%
p50 latency
16.34s
p95 latency
18.61s
Calls (30d)
4

Provider contract

Call path
/routes/tempo-fal/ai/image-generate
Method
POST
Selected provider
tempo-faldefault
Provider price
$0.003
Settlement
Base USDC · x402 · 5% h402 fee

Quickstart

Both commands call the selected provider directly.

cURL
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}'
CLI
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}'

Parameters & live test

pays real USDC

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.

promptstringrequired

Text prompt describing the image.

image_sizestringoptional

Output image dimensions preset (fal.ai image_size).

e.g.
num_inference_stepsintegeroptional1–12default 4

Denoising steps; FLUX schnell is distilled for a handful of steps.

POST/routes/tempo-fal/ai/image-generate
Request body
{
  "prompt": "A minimal flat vector illustration of a network router directing colorful data packets, dark background",
  "num_inference_steps": 4
}

ResponseExample response
{
  "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"
  }
}

Providers

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.

tempo-fal
mpp
100
Success
100%
p50
16.34s
Calls
4
100%
$0.003$0.0030/call
Last successful call: 6d ago· Aggregated by h402 — not the source provider