THE CURATED AI GENERATION API

Production AI Generation,
without the model bloat.

Flagship image & video models from Google & OpenAI · one unified async API · under 30% of official pricing · 100 free credits to start.
13
Curated Models
< 30%
of Official Pricing
OpenAI
Drop-in Compatible
Async
Task queues & lookup
Veo 3.1·Gemini Image / Lite·Imagen 4·GPT Image 2 / 2.5·Omni Flash·Grok Imagine·MiniMax H3
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THE CURATED AI GENERATION API

Production AI Generation,
without the model bloat.

Flagship image & video models from Google & OpenAI · one unified async API · from 30% of official pricing · 100 free credits — your app can batch-generate today.

< 30%
of Official Pricing
Async
Task queues
13
Flagship Models
Contact
Support
Why customers choose us
$
From 30% of Official Pricing

Veo 3.1, Nano Banana, GPT-Images, Imagen — same native quality, up to 70% off. Designed for batch generation at scale.

◉
Track tasks and usage

Look up progress by task ID and view balance, usage and limits in your account. Keep the task ID when contacting support about a problem.

⌘
OpenAI-compatible · Drop-in

One line: swap the base URL and your existing OpenAI SDK works. Chat-completions–shape image & video generation, no migration cost.

⚡
Async & Batch-optimized

Async task queues with lookup by task ID. Concurrency follows account settings; if status is temporarily unknown, check the original task before submitting again.

⚙
Enterprise inquiries

Contact support to confirm availability, pricing and delivery scope for custom routing, dedicated limits, SSO or corporate billing.

⟲
Balance & billing

View your balance, usage and transaction records. Check the ledger for actual charges and refund status, and review top-up terms before paying.

Current model lineup
Veo 3.1·Gemini Image / Lite·Imagen 4·GPT Image 2 / 2.5·Omni Flash·Grok Imagine·MiniMax H3

13
type
family 9/9 ·
Video
Veo 3.1 Quality
720p · 1080p · 4K
8s
from800
Video
Veo 3.1 Fast
720p · 1080p · 4K
8s
from65
Video
Veo 3.1 Lite
720p · 1080p · 4K
8s
from40
Image
Gemini 3.0 Pro Image
1K · 2K · 4K
11 aspect options
from15
Image
Gemini 3.1 Flash Image
1K · 2K · 4K
15 aspect options
from10
Image
Imagen 4
1K
landscape · portrait
from15
Image
GPT Image 2
1K · 2K · 4K
11 aspect options
from20
Video
Omni Flash
720p · 1080p · 4K
4s · 6s · 8s · 10s
from190
Video
Grok Imagine 1.0 / 1.5 Preview
480p · 720p
1–15s
from / second7
Image
Gemini 3.1 Flash Image Lite
Gemini 3.1 Flash Image Lite
15 ratios · Standard
from8
Image
GPT Image 2.5 Flare
GPT Image 2.5 Flare
11 ratios · 1K / 2K / 4K
from20
Image
GPT Image 2.5 Sunburst
GPT Image 2.5 Sunburst
11 ratios · 1K / 2K / 4K
from30
Video
MiniMax H3
MiniMax H3
5–15s · 8 tiers
from / second4

·

ModelImageVideoTools
gpt-6-astra · gpt-5.6-sol≤4 × 4MiB——
gpt-6-sol≤4 × 4MiB—✓
gemini-3.7-flash · gemini-3.8-flash≤4 × 4MiB≤1 × 200MiB✓
grok-4.3 · grok-4.5———
Claude (10 configured IDs)≤4 × 4MiB—✓

Claude model IDs

claude-haiku-4-5-20251001 · claude-opus-4-5-20251101 · claude-opus-4-6 · claude-opus-4-7 · claude-opus-4-8 · claude-opus-5 · claude-sonnet-4-5 · claude-sonnet-4-5-20250929 · claude-sonnet-4-6 · claude-sonnet-5

curl https://api.dealonhorizon.us/v1/models -H "X-API-Key: YOUR_API_KEY"

curl https://api.dealonhorizon.us/v1/chat/completions \
  -H "X-API-Key: YOUR_API_KEY" -H "Content-Type: application/json" \
  -d '{"model":"gpt-6-sol","messages":[{"role":"user","content":"Hello"}],"stream":false}'

*

Unit Price
Nanobanana 2 gemini-3.1-flash-image 1K · 2K · 4K from 33 credits
Nanobanan Pro gemini-3.0-pro-image 1K · 2K · 4K from 39 credits
Imagen 4.0 imagen-4.0-generate-preview 1K from 39 credits
GPT-Images 2.0 GPT-Images 2.0-{ratio} from 60 credits

Unit Price
Veo 3.1 Lite veo_3_1_*_lite 720p · 1080p · 4K · 4s/6s/8s from 49 credits
Veo 3.1 Fast veo_3_1_*_fast 720p · 1080p · 4K · 4s/6s/8s from 51 credits
Veo 3.1 Quality veo_3_1_t2v / veo_3_1_i2v_s 720p · 1080p · 4K · 4s/6s/8s from 89 credits

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Keys
Key RPM
scope
generate
tasks:read
tasks:write
usage:read
billing:read
account:admin

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Time
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—
$20
+0%
$50
+3%
$100
+7%
$200
+14%
$500
+20%
₿
💳
 
 
$100.00 +7% bonus · USDT-TRC20
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Time

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GET /me/usage
—
—
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—
Time Type Model Cost Status Latency File
—

📢

v1.5.1 OpenAPI 3.1

Authorization: Bearer YOUR_API_KEY
# or
X-API-Key: YOUR_API_KEY
POST/v1/generatecreate task
{
  "model": "gemini-3.0-pro-image-landscape",
  "messages": [{"role": "user", "content": "A blue butterfly on a flower"}]
}
{
  "model": "GPT-Images 2.0-16:9",
  "messages": [{"role": "user", "content": "A cyberpunk neon city at rainy night"}]
}
{
  "model": "gemini-3.0-pro-image-portrait-4k",
  "messages": [{"role": "user", "content": [
    {"type": "image_url", "image_url": {"url": "https://example.com/ref.jpg"}},
    {"type": "text", "text": "Similar composition in autumn colors"}
  ]}]
}
{
  "model": "veo_3_1_t2v_fast_landscape",
  "messages": [{"role": "user", "content": "A drone shot flying over a tropical island"}]
}
{
  "model": "veo_3_1_i2v_fast_landscape_1080p",
  "messages": [{"role": "user", "content": [
    {"type": "image_url", "image_url": {"url": "https://example.com/start.jpg"}},
    {"type": "image_url", "image_url": {"url": "https://example.com/end.jpg"}},
    {"type": "text", "text": "Character slowly turns around"}
  ]}]
}
Response (202)
{
  "task_id": "tsk_a8f3d2e1",
  "status": "queued",
  "position": 12,
  "cost": 12,
  "model": "gemini-3.0-pro-image-landscape",
  "created_at": "2026-04-20T12:00:00+00:00"
}
GET/v1/tasks/{task_id}poll status
{
  "task_id": "tsk_a8f3d2e1",
  "status": "completed",
  "task_type": "t2i",
  "cost": 12,
  "created_at": "2026-04-20 12:00:00",
  "completed_at": "2026-04-20 12:01:05",
  "expires_at": "2026-04-22 12:01:05",
  "result": {
    "file_url": "/v1/tasks/tsk_a8f3d2e1/file",
    "file_ext": "png",
    "file_size": 1234567,
    "duration_ms": 45000
  }
}
GET/v1/tasks/{task_id}/filedownload
GET/v1/taskslist
DELETE/v1/tasks/{task_id}cancel
GET/mebalance + tier
{
  "credits": 29800.0,
  "frozen_credits": 0.0,
  "img_30d": 150,
  "vid_30d": 45,
  "tier_thresholds": [1000, 5000, 10000],
  "effective_pricing": {
    "gemini-3.1-flash-image": {"tiers": [9, 7, 7, 5], "is_fixed": false},
    "veo_3_1_t2v_fast": {"tiers": [19, 17, 14, 12], "is_fixed": false}
  }
}
GET/me/usagehistory
GET/me/transactionscredits
GET/v1/modelscatalog
GET/healthno auth
{
  "service": "holo-gen-reception",
  "status": "ok",
  "capacity": "available"
}
Status
202
400
401
402
429
503

error code
PUBLIC_ERROR_PROMINENT_PEOPLE_UPLOAD
PUBLIC_ERROR_PROMINENT_PEOPLE_FILTER_FAILED
PUBLIC_ERROR_SEXUAL
PUBLIC_ERROR_VIOLENCE
PUBLIC_ERROR_DANGEROUS
RPM
20 MB max · JPEG / PNG / WebP
UTC+8 (CST)
Dashboardhttps://api.projectholo.ai/dashboard

v1.5.1
⚠

SHA-256
Windows x64 1.5.1 74 MB 2026-05-01 a8f3d2e1c19b···
macOS (Apple Silicon) — — soon —
macOS (Intel) — — soon —
Linux (.AppImage) — — — —

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model_id — —
Output
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Action