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Reka Flash 3

Reka Flash 3

byReka

Reka Flash 3 is a reasoning model from Reka released on Mar 12, 2025. It reads text and writes text, with a 66K token context window and up to 59K tokens per reply.

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It costs $0.10 per million input tokens and $0.20 per million output tokens.

It supports structured JSON output.

Modalities
In / out price
$0.10 / $0.20 per 1M
Context
66K
Max output
59K
Released
Mar 12, 2025
Knowledge cutoff
n/a
  • Tool calling
  • Structured output
  • Reasoning
  • Prompt caching
  • Open weights
  • Free to use

Reka Flash 3 pricing

USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.

Input$0.10 / 1M tokens
Output$0.20 / 1M tokens

What Reka Flash 3 costs per month

Pick a workload close to yours or type your own volumes.

Reka Flash 3 per month
$9.60
Without caching
$9.60
Per request
$0.0003

Supported request parameters

What you can set when you call Reka Flash 3 through an OpenAI compatible API.

  • Structured outputsstructured_outputs
  • Reasoningreasoning
  • Temperaturetemperature

Alternatives to Reka Flash 3

Models that take the same inputs, closest in price, cheaper ones first.

  • Meta: Muse Spark 1.3 Contributor

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    by metaSep 2, 2026$0.10/M input tokens$0.20/M output tokens6 providers

  • Liquid AI: LFM2.5 2.6B

    Reads text. Tool calling, structured output, reasoning. Served by 2 providers.

    by liquidAug 11, 2026$0.10/M input tokens$0.20/M output tokens2 providers

  • Meta: Muse Spark 1.2 Contributor

    Reads text, images, files, audio and video. Tool calling, structured output, reasoning. Served by 6 providers.

    by metaAug 5, 2026$0.10/M input tokens$0.20/M output tokens6 providers

  • Poolside: Laguna S 2.1

    Reads text. Tool calling, reasoning. Served by 6 providers.

    by poolsideJul 21, 2026$0.10/M input tokens$0.20/M output tokens6 providers

  • Poolside: Laguna XS 2.1

    Reads text. Tool calling, reasoning. Served by 4 providers.

    by poolsideJul 2, 2026$0.10/M input tokens$0.20/M output tokens4 providers

  • Nex AGI: Nex-N2.5-Pro

    Reads text and images. Tool calling, structured output, reasoning.

    by nex-agiSep 8, 2026$0.075/M input tokens$0.25/M output tokens

More from Reka

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All Reka models

Reka Flash 3 questions

How much does the Reka Flash 3 API cost?

$0.10 per million input tokens and $0.20 per million output tokens. The estimator on this page turns that into a monthly bill for your own workload.

What is the context window of Reka Flash 3?

65,536 tokens of input, and it can write up to 58,982 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.

Does Reka Flash 3 support tool calling?

Not through the standard tools parameter. For an agent that calls your APIs, pick a model from the alternatives below that does.

Is Reka Flash 3 open source?

No. Reka serves it through an API only, so you cannot download the weights or host it yourself.

When was Reka Flash 3 released?

Mar 12, 2025.

Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.