Models

step-3.7-flash

novita · 262K ctx · 6 providers · updated 2026-09-19 02:15 UTC

Cheapest
$0.438 Official list · Novita
Avg price
$0.445 /1M
providers
6
(3 × $0.200 + $1.15) ÷ 4 = $0.438/1M — the $/1M figure blends input and output at 3:1 — that is the only way models with two different rates can be ranked on one axis. Your actual rate depends on your own input:output mix — input only $0.200, 3:1 $0.438, 1:1 $0.675, output only $1.15 per 1M.

The board shows this model's cheapest measured offer ($0.438/1M); the smaller figure under it is the mean of the 8 offers listed below ($0.445/1M). Add those up and divide — it matches. Cross-check — Vercel AI Gateway: 1.99% of gateway token volume, —% of spend (2026-09-19; share-of-traffic, daily, data CC BY 4.0).

ProviderRouter / Source$ in /1M$ out /1MTTFTTPSUptimeEvidence
novita Pricebook (LiteLLM) $0.200$1.15 Official list
deepinfra Pricebook (LiteLLM) $0.200$1.15 Official list
openrouter Pricebook (LiteLLM) $0.200$1.15 Official list
openrouter-best OpenRouter $0.200$1.15 API-measured
deepinfra HuggingFace Router $0.200$1.15 216ms 129 API-measured
novita-ai Novita AI $0.200$1.15 API-measured
requesty Requesty $0.200$1.15 API-measured
aihubmix Pricebook (LiteLLM) $0.220$1.32 Official list

Price trend

Cheapest blended price, last 31 days (USD/1M): $0.3938 → $0.3938 → $0.3938 → $0.3938 → $0.3938 → $0.3938 → $0.3938 → $0.3938 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375 → $0.4375

Data & method

Cheapest ranked by blended = (3×in + out) ÷ 4; performance columns show only when a source provides them, never estimated. “Official list” = LiteLLM open pricebook (MIT); “API-measured” = provider/aggregator public APIs. Machine-readable data: /api/v1/models/step-3.7-flash.json. Free reuse requires attribution to tkx.org.

About

Step 3.7 Flash is an AI model served by multiple inference providers on AI model marketplaces, known for its role in natural language processing tasks. It falls under the organization tag "stepfun" on the serving platform.

AI-generated summary from public information — is this yours?

FAQ

How much does step-3.7-flash cost?

Cheapest measured offer right now: $0.2/1M input, $1.15/1M output via novita — across 6 tracked providers, refreshed hourly.

Who serves step-3.7-flash?

6 providers currently serve it. The table above lists each with input/output price, TTFT, TPS, uptime and an evidence tier.

Is the price of step-3.7-flash going up or down?

The daily candles above track the cheapest blended price ($/1M, 3:1 in:out). TKX snapshots every hour, so drops and hikes show up the same day they happen.

Related analysis

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