Hosted model: runware-dia2-2b

Dia2 2B is a 2 billion parameter streaming text-to-speech model from Nari Labs designed for real-time conversational AI. It begins generating audio immediately from partial text input, supports multi-speaker dialogue via speaker tags, voice cloning from a few seconds of reference audio, and non-verbal cues like laughter, sighs, and coughs. Released under Apache 2.0 for commercial use.

Compare models

runware-dia2-2b

AvailableHosted modelText to speechSync

Price: From $0.0057
Modalities: Audio

Getting started

Create API key
Create a key in Console, then use it with every model on the platform.

Send your first request

Copy the example for your language and run it against the endpoint.

Text to speechTokenLab endpoint

POST/v1/audio/speech

curl -X POST "https://api.tokenlab.sh/v1/audio/speech" \
  -H "Authorization: Bearer sk-xxx" \
  -H "Content-Type: application/json" \
  -d '{
  "operation": "tts",
  "model": "runware-dia2-2b",
  "input": "Hello from TokenLab.",
  "voice": "alloy"
}'

Pricing

Official price is the model maker's public baseline. TokenLab price is what you pay for this model on TokenLab.

Text to speech

Per request

Official price: $0.0057
Official: $0.0057
Discount: -

	Official pricePer request	OfficialPer request	Discount
Text to speech	$0.0057	$0.0057	-

Usage & activity

Success rate is the share of requests that completed. Latency is how long a full response takes; P95 means 95% of requests finished within that time.

Usage & availability

Last 24 hours

No data yet

Model performance

Last updated Oct 1, 2026, 05:26 AM UTC

Metrics appear once privacy and data volume thresholds are met.

Data is based on aggregate user requests, excluding status checks.

Open in Console

Open Dia2 2B in Console with a prompt ready to edit or send.

Help me try runware-dia2-2b with a short audio request at /v1/audio/speech. Show the result and cost.

Use cases

Voice UX

Generate narration, onboarding audio, and spoken UI responses.

Side-by-side test

Compare response quality, latency, and price side by side.

Prompt examples

Generate calm onboarding narration for a developer tool.

Send the smallest possible request and show me the result and cost.

Compare this model with a cheaper one in the same category — when is each worth it?

FAQ

How much does Dia2 2B cost?

On TokenLab, Dia2 2B costs $0.0057 Per request. The pricing table above shows the full breakdown. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.

What is Dia2 2B best for?

Dia2 2B supports Text to speech. You can open it directly in Create.

How do I test Dia2 2B?

Open Dia2 2B in Create. A sample for /v1/audio/speech will be ready to try.

Which endpoint should Dia2 2B use?

Use https://api.tokenlab.sh/v1/audio/speech for Dia2 2B. The request example below shows the matching code shape.

Can I test Dia2 2B before integrating it?

Yes. Open Console starts a ready draft for Dia2 2B and keeps your prompt after sign-in, so you don’t lose context.

Which operations does Dia2 2B support?

Dia2 2B supports Text to speech. Select an operation above to see its endpoint and request example.