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Text to Image API Pricing Comparison

Detailed pricing comparison of every major text to image API. See exactly what you will pay at 1K, 10K, and 100K images per month.

Start Free — $0.002/ImageAPI Documentation

The Real Cost of Text to Image APIs in 2026

Why Pricing Comparison Matters

Text to image API pricing varies wildly across providers. OpenAI charges $0.040 per image for DALL-E 3, while ModelsLab starts at $0.002 per image — a 20x difference. At production volumes, this gap becomes thousands of dollars per month. Understanding the true cost of each provider is critical before committing your infrastructure.

This comparison breaks down per-image costs, volume pricing, hidden fees, and total cost of ownership across the six most popular text to image API providers in 2026: ModelsLab, OpenAI, Stability AI, Leonardo AI, fal.ai, and Replicate.

Hidden Costs to Watch For

Per-image price is not the whole story. Watch for these cost traps:

  • Resolution upcharges — Some providers charge 2-4x more for 1024x1024 vs 512x512
  • Model switching fees — Locked into one model? Switching costs add up fast
  • Cold start overhead — Pay for wasted compute while models spin up
  • Rate limit overage — Unexpected charges when you exceed plan limits
  • Storage fees — Some providers charge for generated image hosting
  • API call minimums — Monthly minimums that inflate low-usage costs

Per-Image Pricing Comparison

What each provider charges per image at standard resolution (1024x1024).

ProviderPer Image (1024px)Models IncludedUnlimited PlanFree TierHidden Fees
ModelsLab$0.00210,000+$29/mo100 calls/dayNone
OpenAI (DALL-E 3)$0.0401NoLimited creditsResolution upcharge
Stability AI$0.006~10No25 credits/dayModel upcharge
Leonardo AI$0.004~50$48/mo150 tokens/dayToken complexity
fal.ai$0.005~200No$1 free creditCold start billing
Replicate$0.005~5,000NoLimitedCold start billing

Prices as of April 2026. Standard resolution (1024x1024). Some providers charge more for higher resolutions.

Monthly Cost at Different Volumes

What you would actually pay per month at typical production volumes.

Monthly VolumeModelsLabOpenAIStability AILeonardo AIfal.ai
1,000 images$2$40$6$4$5
10,000 images$20$400$60$40$50
15,000+ images$29 (unlimited)$600$90$48 (unlimited)$75
50,000 images$29 (unlimited)$2,000$300$48 (unlimited)$250
100,000 images$29 (unlimited)$4,000$600$48 (unlimited)$500

Start Generating at $0.002/Image

Simple REST API — no complex SDK setup required.

Generate at $0.002/image (Python)

Python
1import requests
2

3url = "https://modelslab.com/api/v7/images/text-to-image"
4payload = {
5    "key": "YOUR_API_KEY",
6    "model_id": "flux",
7    "prompt": "professional product photo, studio lighting, white background",
8    "width": 1024,
9    "height": 1024,
10    "samples": 4  # 4 images = $0.008 total
11}
12

13response = requests.post(url, json=payload)
14data = response.json()
15

16for img_url in data["output"]:
17    print(img_url)

Batch generation for cost efficiency

Python
1# Generate up to 15 images per request
2# 15 images at $0.002 = $0.030 per batch
3payload = {
4    "key": "YOUR_API_KEY",
5    "model_id": "sdxl",
6    "prompt": "social media ad creative, modern design",
7    "width": 1024,
8    "height": 1024,
9    "samples": 15  # Maximum batch size
10}
11

12response = requests.post(url, json=payload)
13# Returns 15 image URLs in a single API call

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ModelsLab Pricing Tiers

ModelsLab offers simple, transparent pricing. Pay-as-you-go at $0.002/image with no monthly commitment. The unlimited plan at $29/month gives unlimited access to all 10,000+ models including Flux, SDXL, and community models. Enterprise plans at $299/month add dedicated GPUs, 99.9% SLA, and priority support.

All plans include: every model in the catalog, all generation modes (text-to-image, image-to-image, inpainting, ControlNet), up to 15 parallel generations, and 24-hour image hosting. No resolution upcharges, no model switching fees.

Total Cost of Ownership Analysis

When comparing text to image API costs, factor in the full picture:

  • Integration cost — ModelsLab single API covers image + video + audio + LLM, saving multi-provider integration work
  • Model experimentation — 10,000+ models included at no extra cost, vs paying separately per model elsewhere
  • Scaling cost — Unlimited plan caps cost at $29/month regardless of volume growth
  • Support cost — Enterprise plans include dedicated support, reducing internal troubleshooting burden

Why ModelsLab Wins on Price

Key advantages that set us apart

$0.002 per image — 20x cheaper than OpenAI DALL-E
Unlimited plan at $29/month caps your costs
10,000+ models included in every plan
No resolution upcharges (1024x1024 standard)
No model switching fees
Batch generation — up to 15 images per request
Free tier with 100 calls/day for evaluation
No cold start billing — you only pay for generation
Enterprise plan at $299/month with dedicated GPUs
Single API key for image, video, audio, and LLM

Text to Image API Pricing FAQ

ModelsLab is the cheapest text to image API at $0.002 per image. This is 20x cheaper than OpenAI DALL-E ($0.040), 3x cheaper than Stability AI ($0.006), and 2.5x cheaper than fal.ai ($0.005). ModelsLab also offers an unlimited plan at $29/month.

DALL-E 3 costs $0.040 per image at standard resolution and $0.080 at HD. ModelsLab costs $0.002 per image at 1024x1024 with no resolution upcharges. At 10,000 images/month, DALL-E costs $400 vs ModelsLab $20 (or $29 unlimited).

ModelsLab offers a free tier with 100 API calls per day, providing access to all 10,000+ models including Flux and SDXL. No credit card required to start. Stability AI offers 25 free credits/day and fal.ai gives $1 in free credits.

ModelsLab unlimited plan at $29/month is the best value. It includes unlimited access to 10,000+ models with no per-image charges. Leonardo AI offers unlimited at $48/month but with fewer models. OpenAI and Stability AI do not offer unlimited plans.

Many providers have hidden costs: resolution upcharges (OpenAI), model-specific pricing tiers (Stability AI), cold start billing (fal.ai, Replicate), and token complexity charges (Leonardo AI). ModelsLab has flat $0.002/image pricing with no hidden fees.

With ModelsLab unlimited plan: $29/month. With OpenAI: $4,000/month. With Stability AI: $600/month. With fal.ai: $500/month. ModelsLab unlimited plan is the most cost-effective option for any volume above 15,000 images/month.

No. ModelsLab charges $0.002/image at all supported resolutions up to 2048x2048. OpenAI charges $0.040 for standard and $0.080 for HD. Some providers charge 2-4x more for higher resolutions.

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AI Image API Pricing Starting at $0.0047 Per Image

ModelsLab offers a free tier with pay-as-you-go pricing, a Standard plan at $47/month for 10,000 API calls, and a Premium plan at $199/month with unlimited calls. All plans include access to Flux, SDXL, Stable Diffusion 3, and 10,000+ community models. Cancel anytime.

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