Reka: Flash 3

Reka: Flash 3

rekaai · Released Mar 12, 2025 Efficient
Intelligence #229 / 557
37.5 Our Score
Speed #116 / 259
97.1 tokens / sec
Input #192 / 560
$0.100 per 1M tokens
Output #172 / 560
$0.200 per 1M tokens
Context #364 / 560
65,536 tokens

Analysis Summary

Reka: Flash 3 sits in the Efficient tier on our leaderboard, ranked #229 of 557 published models on overall intelligence. At $0.100 input and $0.200 output per 1M tokens, it is among the most expensive on the market. It offers a mid-sized context window and supports function calling.

Editorial notes

Reka Flash 3 is a small, low-cost model with limited intelligence and coding benchmarks, suitable only for very lightweight tasks.

Assessed May 14, 2026

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

Performance Profile

Intelligence2.5Technical2.5Value7.5Content2.5
Intelligence 2.5/10
Technical 2.5/10
Content 2.5/10
Value 7.5/10

Reka Flash 3 is a general-purpose, instruction-tuned large language model with 21 billion parameters, developed by Reka. It excels at general chat, coding tasks, instruction-following, and function calling. Featuring a..

Capabilities

Function Calling

Performance Indices

Source: Artificial Analysis

9.5 Intelligence Index
8.9 Coding Index
33.7 Math Index

Benchmark Scores

Intelligence

GPQA Diamond 52.9% Graduate-level scientific reasoning
HLE 5.1% Humanity's Last Exam
MMLU Pro 66.9% Multi-task language understanding
MATH 500 89.3% Mathematical problem-solving
AIME 51% Competition mathematics
AIME 2025 33.7% Competition mathematics (2025)
SciCode 26.7% Scientific computing

Technical

LiveCodeBench 43.5% Live coding evaluation

Content

IFBench 30.4% Instruction following

Benchmark data from Artificial Analysis and Hugging Face

How does Reka: Flash 3 stack up?

Compare side-by-side with other efficient models.

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Model Information

OpenRouter ID rekaai/reka-flash-3
Providerrekaai
Release Date March 12, 2025
Context Length65,536 tokens
Max Completion65,536 tokens
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.10 $0.000100
Output $0.20 $0.000200