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Models

DeepSeek V4 Flash :free

deepseek-v4-flash:freeby DeepSeekrecommendedFree
CompareOpen in Playground

Context

1.05M

Max output

384K

Pricing

$0

Fastest

60 tok/s

Released

Apr 2026

Promotion

FreeYour limits

Selected deepseek-v4-flash:free. Requests stop when the free allowance is unavailable or exhausted. They never fall back to paid usage.

Only routes covered by a free allowance or a zero-price provider are eligible. Paid routes and credit overflow do not apply to this selection. View regular model routes and settings.

Supported parameters

primary route

Sampling

Temperature0-2Top-p0-1Stop sequencesLogprobs

Tools & structure

ToolsStructured output

Reasoning

Reasoningnone · low · medium · high · xhigh · maxDefaultnone

Streaming

Streaming

Limits

Max output384,000Max-tokens fieldmax_tokens

Shown for the primary route; fallback routes may differ. Sending an unsupported field? See error reference.

Quickstart

I want you to route my LLM calls for "deepseek-v4-flash:free" through the Experiential gateway instead of
calling the provider directly. It speaks the OpenAI Chat Completions API, so this is a base-URL
and key swap. Please:

1. Point the client at https://api-pr-2136.preview.experientiallabs.ai/v1 as the base URL.
2. Authenticate with my Experiential API key from the EXPLABS_API_KEY environment variable. If
   it isn't set, stop and tell me to create one under Settings -> API Keys and export it.
3. Use the model id "deepseek-v4-flash:free" exactly.
4. Update every place my code builds an LLM client for this model to use that base URL and key,
   leaving streaming and tool-calls as they are.
5. Make one test call and confirm the reply has zero cost. Stop if the free allowance is unavailable.

Tell me which files you changed.

Set EXPLABS_API_KEY to an organization API key before running your agent.

Benchmarks

Hugging Face
  • MMLU-ProHugging Face · Aug 202686.4%
  • GPQA DiamondHugging Face · Aug 202688.1%
  • SWE-bench VerifiedHugging Face · Aug 202679.0%
  • LiveBenchpublic leaderboard · Aug 202665.5%
  • AIME 2026public leaderboard · Aug 202695.8%
  • Humanity's Last ExamHugging Face · Aug 202634.8%
  • Terminal-BenchHugging Face · Aug 202656.9