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Model infoModelsSnapshot: 15 Oct 2026

NEC / cotomi

cotomi Light (2024)

April 2024 cotomi tier for Japanese document and question-answering workloads. This record preserves the original tier separately from v2.

Language models (LLMs)
historicalClosed weightsText generation
Official documentation (opens in a new tab)Reviewed 14 Oct 2026
7 of 20 specification fields collected
Context windowNot collectedAwaiting source review
Maximum outputNot collectedAwaiting source review
Input billingNot collectedNEC enterprise cotomi
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 input tokens
Not collected
Maximum output
Not collected
Input modalities
TextSource for Input modalities (opens in a new tab)
Output modalities
TextSource for Output modalities (opens in a new tab)
Reasoning
Not collected
Tool calling
Not collected
Structured output
Not collected
Streaming
Not collected
Batch processing
Not collected
Fine-tuning
SupportedSource for Fine-tuning (opens in a new tab)

Provider enterprise customization; no self-service training API verified.

Knowledge cutoff
Not collected
Release date
2024-04-24Source for Release date (opens in a new tab)

Announcement date.

Parameters
Not collected
Architecture
Not collected
Languages
JapaneseSource for Languages (opens in a new tab)

Documented focus; not an exhaustive language-support list.

Context caching
Not collected
Published price
Not collected

No revision-specific public API token tariff verified. Enterprise quotes and appliance licensing are different billing arrangements.

Hardware requirements
One to two GPUs depending on deploymentSource for Hardware requirements (opens in a new tab)

Vendor evaluation or deployment description, not a universal minimum or latency guarantee.

Deployment
cotomi Appliance Server announced for June 2024 salesSource for Deployment (opens in a new tab)

Access & pricing

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

NEC enterprise cotomi

Provider source (opens in a new tab)
API model ID
Not collected

A public request model string and self-service API contract were not verified. The display name is not an API selector.

Access
Commercial deployment reference; historical tier availability and deployment terms require an NEC quote.
Regions
Enterprise contract and deployment determine availability and data location.

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

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.

NEC enterprise cotomi

Not verified
How it works
Not collected
Minimum reusable input
Not collected
Lifetime & refresh
Not collected
How to enable it
Not collected
Usage fields
Not collected
Billing rules
Not collected
Limits & data boundaries
Not collected

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

What the measurements say

ELYZA Tasks 100

NEC · vendor-reported
3.53score / 5

NEC April 2024 evaluation: two employee graders per task, averaged using ELYZA criteria. Vendor-reported, not independently reproduced here.

Evaluation source (opens in a new tab)

Japanese MT-Bench

NEC · vendor-reported
6.61score / 10

NEC April 2024 reproduction of Nejumi settings; GPT-4 judging penalized English answers. Vendor-reported and configuration-dependent.

Evaluation source (opens in a new tab)

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

NEC describes its proprietary, internally developed model delivered through enterprise products and services. No matching downloadable checkpoint was verified. Closed-weight classification is inferred for this product identity, not for every model developed by NEC.

Classification evidence (opens in a new tab)

Lifecycle dates

Model tier announced24 Apr 2024Source (opens in a new tab)

Sources reviewed