What is the IQ of step-3.7-flash?

step-3.7-flash has an estimated IQ of 103, which ranks #96 out of 143 public models on the AI IQ leaderboard. The score combines six equally weighted reasoning dimensions using measured benchmark results and conservative estimates for missing coverage.

How much does step-3.7-flash cost?

step-3.7-flash costs $0.20 per million input tokens and $1.15 per million output tokens. Adjusted for how many tokens it actually consumes on real tasks, its effective cost works out to $1.02 per million input-plus-output tokens.

Is step-3.7-flash open source?

Yes — step-3.7-flash is an open-weights model: its trained weights are published, so it can be downloaded and self-hosted.

When was step-3.7-flash released?

step-3.7-flash was publicly released on May 28, 2026.

How large is the context window of step-3.7-flash?

step-3.7-flash supports a context window of 262,000 tokens — the amount of text it can consider in a single request.

How fast is step-3.7-flash?

In independent measurements, step-3.7-flash generates about 407 tokens per second, with a typical response time of about 7.1 seconds.

StepFun

step-3.7-flash

Public AI IQ model profile with source-backed benchmark results and derived ranking context.

IQ

103

EQ

n/a

Effective Cost

$1.0209

IQ Rank

#96

step-3.7-flash API pricing — full price table, workload cost examples, and cheaper alternatives.

IQ Dimensions

Dimension	IQ	Coverage
Abstract Reasoning	85	0/3
Mathematical Reasoning	112	1/5
Academic Reasoning	120	5/6
Programmatic Reasoning	93	0/5
Computer Use	99	0/5
Reliability	109	3/6

Benchmark Results

Benchmark	Score	Dimension
AA Long Context Reasoning v1.1	73.6667	Reliability
AA Omniscience	-37.2833	Reliability
CritPt	2.2857	Academic Reasoning
GPQA Diamond	80.9091	Academic Reasoning
Humanity's Last Exam	21.4087	Academic Reasoning
IFBench	67.2789	Reliability
MathArena	21.8	Mathematical Reasoning
MMMU-Pro	75.3179	Academic Reasoning
SciCode	43.8657	Academic Reasoning

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Frequently Asked Questions

What is the IQ of step-3.7-flash?: step-3.7-flash has an estimated IQ of 103, which ranks #96 out of 143 public models on the AI IQ leaderboard. The score combines six equally weighted reasoning dimensions using measured benchmark results and conservative estimates for missing coverage.
How much does step-3.7-flash cost?: step-3.7-flash costs $0.20 per million input tokens and $1.15 per million output tokens. Adjusted for how many tokens it actually consumes on real tasks, its effective cost works out to $1.02 per million input-plus-output tokens.
Is step-3.7-flash open source?: Yes — step-3.7-flash is an open-weights model: its trained weights are published, so it can be downloaded and self-hosted.
When was step-3.7-flash released?: step-3.7-flash was publicly released on May 28, 2026.
How large is the context window of step-3.7-flash?: step-3.7-flash supports a context window of 262,000 tokens — the amount of text it can consider in a single request.
How fast is step-3.7-flash?: In independent measurements, step-3.7-flash generates about 407 tokens per second, with a typical response time of about 7.1 seconds.