Models

gemini-3.1-flash-image-preview

openrouter · 66K ctx · 3 providers · updated 2026-10-01 17:16 UTC

Cheapest
$1.13 Official list · OpenRouter
Avg price
$5.88 /1M
providers
3
(3 × $0.500 + $3.00) ÷ 4 = $1.13/1M — 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 $0.500, 3:1 $1.13, 1:1 $1.75, output only $3.00 per 1M.

The board shows this model's cheapest measured offer ($1.13/1M); the smaller figure under it is the mean of the 3 offers listed below ($5.88/1M). Add those up and divide — it matches.

ProviderRouter / Source$ in /1M$ out /1MTTFTTPSUptimeEvidence
openrouter Pricebook (LiteLLM) ↗ $0.500$3.00 — — — Official list
openrouter-best OpenRouter ↗ $0.500$3.00 — — — API-measured
burncloud burncloud ↗ $0.500$60.00 — — — API-measured

Price trend

Cheapest blended price, last 31 days (USD/1M): $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125 → $1.125

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/gemini-3.1-flash-image-preview.json. Free reuse requires attribution to tkx.org.

FAQ

How much does gemini-3.1-flash-image-preview cost?

Cheapest measured offer right now: $0.5/1M input, $3/1M output via openrouter — across 3 tracked providers, refreshed hourly.

Who serves gemini-3.1-flash-image-preview?

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

Is the price of gemini-3.1-flash-image-preview 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

Back to rankings