Source page: https://www.o10.io/models/deepseek-deepseek-v4-flash

Plain-text reference for reading, copying, and citation. Examples are illustrative; use your own credentials for API requests.

Model data: https://www.o10.io/api/models.json
Content index: https://www.o10.io/llms.txt
Prices are dated references, not live quotes. Check the current endpoint rate before use.

# Deepseek V4 Flash. Price, context, and routing

Deepseek V4 Flash costs $0.140/1M input tokens and $0.280/1M output tokens as of 2026-06-27. DeepSeek publishes this model with a 1M tokens context window. o10 lists Deepseek V4 Flash on OpenRouter at routing band C0. API slug deepseek-deepseek-v4-flash. Verify list prices against the venue you call.

## Key takeaways

### What is Deepseek V4 Flash?

Deepseek V4 Flash is a chat model from deepseek (slug: deepseek-deepseek-v4-flash). Pick Deepseek V4 Flash for high-volume DeepSeek chat at aggregator prices. It is the V-line, not R1 reasoning. Published input pricing starts at $0.140/1M tokens. Context window: 1M tokens.

*Catalog snapshot 2026-06-27.*

### When should you pick Deepseek V4 Flash?

Pick Deepseek V4 Flash for high-volume DeepSeek chat at aggregator prices. It is the V-line, not R1 reasoning. Deepseek V4 Flash is cheaper than most closed flagships. Escalate to DeepSeek R1 or a closed lab only when evals fail.

### How does Deepseek V4 Flash differ from sibling models?

Deepseek V4 Flash is cheaper than most closed flagships. Escalate to DeepSeek R1 or a closed lab only when evals fail.

### How much does Deepseek V4 Flash cost per million tokens?

Deepseek V4 Flash costs $0.140/1M input tokens and $0.280/1M output tokens in the gateway catalog snapshot (2026-06-27). Endpoint pricing may differ by fulfillment host.

*Sourced from gateway catalog snapshot.*

### Where can you run Deepseek V4 Flash?

Deepseek V4 Flash is configured on OpenRouter. Known host IDs: openrouter: openrouter/deepseek/deepseek-v4-flash. This model is routable through o10 eval-gated routing.

### What is Deepseek V4 Flash's context window?

Deepseek V4 Flash supports a 1M tokens context window in the gateway catalog snapshot. Context limits may vary by fulfillment host endpoint.

### What o10 routing band is Deepseek V4 Flash?

Deepseek V4 Flash is classified at o10 routing band C0. Bands group models by cost tier and eval profile: C0 (economy), C1 (standard), C2 (capable), C3/C4 (frontier). Production routing is enabled for this slug.

### Who makes Deepseek V4 Flash?

Deepseek V4 Flash is attributed to source provider deepseek in the o10 catalog. Fulfillment hosts (OpenRouter) supply API access; list pricing may differ by venue.

## Citation
Deepseek V4 Flash costs $0.140/1M input tokens and $0.280/1M output tokens as of 2026-06-27. DeepSeek publishes this model with a 1M tokens context window. o10 lists Deepseek V4 Flash on OpenRouter at routing band C0. API slug deepseek-deepseek-v4-flash. Verify list prices against the venue you call.
## Methodology

Fulfillment catalog 2026-06-27. Gateway pricing joined where slug match exists.

## FAQ

### How much does Deepseek V4 Flash cost?

Deepseek V4 Flash costs $0.140/1M input tokens and $0.280/1M output tokens in the gateway snapshot (2026-06-27). Verify against your provider's published pricing.

### What is Deepseek V4 Flash's context window?

Deepseek V4 Flash supports 1M tokens in the gateway catalog snapshot. Host-specific endpoints may differ.

### Which hosts serve Deepseek V4 Flash?

Deepseek V4 Flash (deepseek-deepseek-v4-flash) is configured on: OpenRouter. Upstream model IDs are listed in the fulfillment routes section.

### Is Deepseek V4 Flash routable through o10?

Yes. Deepseek V4 Flash is routable at band C0. Send model: "deepseek-deepseek-v4-flash" or use an o10 smart routing alias.

### How do I call Deepseek V4 Flash via o10?

Use o10 slug "deepseek-deepseek-v4-flash" or gateway ID "deepseek/deepseek-v4-flash" depending on your integration. Gateway-compatible endpoints accept OpenAI-style /v1 requests.

### How does o10 route this model?

o10 routes Deepseek V4 Flash only when per-use-case evals clear at your quality floor. Band C0 indicates cost tier. See /kyi for governance and /models/routing for smart aliases.

## Related links

- [Deepseek V4 Flash HTML](https://www.o10.io/models/deepseek-deepseek-v4-flash)
- [Deepseek V4 Flash pricing](https://www.o10.io/pricing/deepseek/deepseek-deepseek-v4-flash)
- [Model catalog](https://www.o10.io/models)
- [llms-models.txt](https://www.o10.io/llms-models.txt)

## Source URL

https://www.o10.io/models/deepseek-deepseek-v4-flash