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Model infoModelsSnapshot: 15 Oct 2026

Leonardo AI / Lucid

Lucid Origin

Lucid Origin generates images from text with reference-image guidance and selectable quality modes.

Image generation
availableClosed weightsImage generation
Official documentation (opens in a new tab)Reviewed 15 Oct 2026
12 of 27 specification fields collected
Text input limit2K2,000
Maximum outputNot collectedAwaiting source review
Input billingSee billing notesLeonardo AI API
Output billingSee billing notesAccess and billing notes below

Specifications

Provider-documented facts. “Not collected” means we have not verified that field yet, not that the feature is unsupported.

Context / input limit
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Maximum input tokens
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Maximum output
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Reasoning
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Tool calling
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Structured output
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Streaming
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Batch processing
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Fine-tuning
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Knowledge cutoff
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Release date
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Parameters
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Architecture
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Languages
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Context caching
Not collected

Not established for this named model. API transport and training features are not inferred from platform-level marketing.

Input modalities
Text, ImageSource for Input modalities (opens in a new tab)
Output modalities
ImageSource for Output modalities (opens in a new tab)
Prompt length limit
1–2000 charactersSource for Prompt length limit (opens in a new tab)

Native v2 request limit; characters are not language tokens.

Maximum prompt characters
2,000Source for Maximum prompt characters (opens in a new tab)

Native v2 text prompt limit. Reference images are separate inputs.

Published price
Configuration-based USD pricing; use the Leonardo API calculator for an exact quote.Source for Published price (opens in a new tab)
Random seed
0–2147483647Source for Random seed (opens in a new tab)
Prompt expansion
AUTO, ON or OFF; AUTO by default.Source for Prompt expansion (opens in a new tab)
Images per request
8Source for Images per request (opens in a new tab)

Default 4; multiple images in one generation are not a discounted Batch API.

Supported image sizes
Width 16–3840px; height 16–3616px; multiples of 8. Default 1200×1200.Source for Supported image sizes (opens in a new tab)

Request dimensions, not an unconditional final pixel ceiling after quality processing.

Generation modes
FAST, ULTRASource for Generation modes (opens in a new tab)

Default FAST. Quality modes are options on the same model, not separate model records.

Reference guidance
Content and style guidance: up to 1 image each.Source for Reference guidance (opens in a new tab)

UPLOADED or GENERATED image IDs; each guidance type has its own strength options.

Model aliases
7b592283-e8a7-4c5a-9ba6-d18c31f258b9Source for Model aliases (opens in a new tab)

Legacy API UUID. The v2 model selector is recorded on the native endpoint; these are not extra models.

Access & pricing

Prices belong to an endpoint and billing tier. A provider listing does not guarantee access for every account or region.

Leonardo AI API

Provider source (opens in a new tab)
API model ID
lucid-origin
Access
Bearer API key and funded API account. Documentation reviewed; no inference request sent.
Regions
Not established
API endpoint URL
POST https://cloud.leonardo.ai/api/rest/v2/generationsSource for API endpoint URL (opens in a new tab)
Processing workflow
Asynchronous generation submission returns generationId for result retrieval. Not token streaming.Source for Processing workflow (opens in a new tab)
Billing basis
PAYG account balance in US dollars; configuration-specific generation charges.Source for Billing basis (opens in a new tab)
Pricing coverage
Use the authenticated API pricing calculator for the exact configuration. Responses report cost amount and unit; apiCreditCost remains during migration.Source for Pricing coverage (opens in a new tab)

The captured generic OpenAPI response only lists generationId and apiCreditCost; the newer FAQ describes the cost object.

Endpoint pricing has not been collected. Check the provider for applicable rates.

Data & enterprise terms

public controls community-feed visibility. Setting false is not evidence of zero retention or a no-training policy.

Read the service policy (opens in a new tab)

Replicate

Provider source (opens in a new tab)
API model ID
leonardoai/lucid-origin
Access
Replicate hosted prediction API; account and billing required. No inference request sent.
Regions
Not established
Hosted API version
13e26880d707196a1abd431bada1c6db2caa9a8b0ccc9d5e8aa8545d1e991ed8Source for Hosted API version (opens in a new tab)

Replicate wrapper version, not a named model release date.

API endpoint URL
POST https://api.replicate.com/v1/models/leonardoai/lucid-origin/predictionsSource for API endpoint URL (opens in a new tab)
Aspect ratios
View all 13 entries
  • 1:1
  • 16:9
  • 9:16
  • 3:2
  • 2:3
  • 4:5
  • 5:4
  • 3:4
  • 4:3
  • 2:1
  • 1:2
  • 3:1
  • 1:3
Source for Aspect ratios (opens in a new tab)
Generation modes
standard, ultraSource for Generation modes (opens in a new tab)
Images per request
8Source for Images per request (opens in a new tab)

Default 1.

Input modalities
TextSource for Input modalities (opens in a new tab)

Reviewed hosted schema has no image-guidance input. Native reference support is not inherited here.

Prices retain their published currencies and billing units below.

Published billing units · original currency · observed 15 Oct 2026
CategoryUsageRateUnit
StandardStandard output image1$0.0167output image
UltraUltra output image2$0.0765output image

Rate conditions

  1. Standard quality image. Replicate-hosted rate only; not Leonardo direct API pricing.
  2. Ultra quality image. Replicate-hosted rate only; not Leonardo direct API pricing.
Pricing source (opens in a new tab)

Data & enterprise terms

Retention, training use, regional processing and enterprise terms have not been summarized for this endpoint.

Caching

Caching can reuse earlier input processing. Availability, lifetime and billing depend on the endpoint. A cache hit still generates a new response.

01 / INITIAL INPUTProcess & retain

The system processes eligible input and retains reusable state.

02 / LATER REQUESTCheck available state

Reuse depends on matching input, session state and the cache policy.

03 / CACHE HITReuse & generate

Reusing state can reduce repeated work. Any charges follow the billing rules below.

Leonardo AI API

lucid-origin
Not verified

No prompt-cache API contract or discount established for this endpoint.

How it works
Not collected

No prompt-cache API contract or discount established for this endpoint.

Minimum reusable input
Not collected

No prompt-cache API contract or discount established for this endpoint.

Lifetime & refresh
Not collected

No prompt-cache API contract or discount established for this endpoint.

How to enable it
Not collected

No prompt-cache API contract or discount established for this endpoint.

Usage fields
Not collected

No prompt-cache API contract or discount established for this endpoint.

Billing rules
Not collected

No prompt-cache API contract or discount established for this endpoint.

Limits & data boundaries
Not collected

No prompt-cache API contract or discount established for this endpoint.

No verified cache rate for this endpoint. An empty rate is not a zero charge.

Caching reviewed 15 Oct 2026

Replicate

leonardoai/lucid-origin
Not verified

No prompt-cache API contract or discount established for this endpoint.

How it works
Not collected

No prompt-cache API contract or discount established for this endpoint.

Minimum reusable input
Not collected

No prompt-cache API contract or discount established for this endpoint.

Lifetime & refresh
Not collected

No prompt-cache API contract or discount established for this endpoint.

How to enable it
Not collected

No prompt-cache API contract or discount established for this endpoint.

Usage fields
Not collected

No prompt-cache API contract or discount established for this endpoint.

Billing rules
Not collected

No prompt-cache API contract or discount established for this endpoint.

Limits & data boundaries
Not collected

No prompt-cache API contract or discount established for this endpoint.

No verified cache rate for this endpoint. An empty rate is not a zero charge.

Caching reviewed 15 Oct 2026

What the measurements say

No benchmark observations have been added for this model. We do not turn a vendor description into a performance score.

Latency and throughput depend on the host, request size, reasoning settings and load. There is no measured speed or global usage figure in this record.

The record behind the model

Why it is included

The native model schema explicitly identifies the Phoenix and Lucid generation modes as proprietary. Access is through hosted generation APIs; no checkpoint download or open-weight license is established by the reviewed sources.

Classification evidence (opens in a new tab)

Sources reviewed