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Model infoModelsSnapshot: 15 Oct 2026

Murf AI / Speech Gen

Murf Gen1

Legacy Murf Studio voice generation model. The August 2025 product update says it is disabled for all users.

retiredClosed weightsText-to-speech
Official documentation (opens in a new tab)Reviewed 13 Oct 2026
2 of 16 specification fields collected
Context windowNot collectedAwaiting source review
Maximum outputNot collectedAwaiting source review
Input billingNot collectedMurf Studio
Output billingNot collectedNo inferred price

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
Maximum output
Not collected
Reasoning
Not collected
Tool calling
Not collected
Structured output
Not collected
Streaming
Not collected
Batch processing
Not collected
Fine-tuning
Not collected
Knowledge cutoff
Not collected
Release date
Not collected
Parameters
Not collected
Architecture
Not collected
Languages
Not collected
Context caching
Not collected

Access & pricing

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

API model ID
Not collected

No separate pinned model selector is documented for this service or historical access.

Access
Retired legacy Studio generation. No current API route or independently verified original launch is established.
Regions
No endpoint-specific residency commitment collected.

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

Data & enterprise terms

General privacy policy retains personal/account data while the account remains open or needed for services, with stated exceptions after closure. Clone recordings have separate consent, storage and quality-assurance terms. No universal no-training or zero-retention promise is inferred.

Read the service policy (opens in a new tab)

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.

Murf Studio

Not verified

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

How it works
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

Minimum reusable input
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

Lifetime & refresh
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

How to enable it
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

Usage fields
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

Billing rules
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

Limits & data boundaries
Not collected

No reviewed model-specific discounted prompt-cache contract. WebSocket context IDs and persistent voice profiles are not evidence of prompt caching.

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

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

Murf reserves proprietary rights to its technology and restricts copying, distribution and reverse engineering. Its speech models are supplied through managed services or privately licensed deployment assets, not an open-weight grant. Service records do not establish independently identified foundation checkpoints.

Classification evidence (opens in a new tab)

Lifecycle dates

Studio update confirms Gen1 disabled for all users4 Aug 2025Source (opens in a new tab)

Sources reviewed