Gemini 3.5 Flash

google· 2026-05-19· 1.0M ctx

API onlytool callreasoningstructured quant: unknown

spread (output)

11×

$1.11 – $12.20 · 37 providers

37 providers priced

Provider	Input	Output	Cache rd	Blended
Kenari relay router	free/—	free/—	—	free/—
UnoRouter relay router	$0.186	$1.11	—	$0.270^*
Kilo Gateway relay router	$0.750	$4.50	$0.075	$0.665
CrossModel relay router	$1.50	$9.00	$0.150	$1.45
Eden AI relay router	$1.50	$9.00	$0.150	$1.33
Eden AI relay router	$1.50	$9.00	$0.150	$1.33
Eden AI relay router	$1.50	$9.00	$0.150	$1.33
Eden AI relay router	$1.50	$9.00	$0.150	$1.33
FastRouter relay router	$1.50	$9.00	—	$2.18^*
GitHub Copilot relay router	$1.50	$9.00	$0.150	$1.32
Google first party lab	$1.50	$9.00	$0.150	$1.32
Vertex hyperscaler	$1.50	$9.00	$0.150	$1.32
Impossibl relay router	$1.50	$9.00	$0.150	$1.32
DevPass (LLM Gateway) relay router	$1.50	$9.00	$0.150	$1.33
LLM Gateway relay router	$1.50	$9.00	$0.150	$1.33
LLM Gateway relay router	$1.50	$9.00	$0.150	$1.33
Merge Gateway unknown	$1.50	$9.00	$0.150	$1.32
NanoGPT relay router	$1.50	$9.00	$0.150	$1.33
NEAR AI Cloud relay router	$1.50	$9.00	$0.150	$1.32
Neon relay router	$1.50	$9.00	$0.150	$1.32
Ofox relay router	$1.50	$9.00	$0.150	$1.33
OpenCode Zen relay router	$1.50	$9.00	$0.150	$1.32
OpenRouter unknown	$1.50	$9.00	$0.150	$1.33
Opper relay router	$1.50	$9.00	$0.150	$1.32
OrcaRouter relay router	$1.50	$9.00	$0.150	$1.33
Pioneer relay router	$1.50	$9.00	$0.150	$1.33
ZenMux relay router	$1.50	$9.00	$0.150	$1.32
Abacus relay router	$1.50	$9.00	$0.150	$1.32
AIHubMix unknown	$1.50	$9.00	$1.50	$2.18
Requestyoutlier relay router	$1.50	$9.00	$0.150	$1.45
SAP AI Core unknown	$1.50	$9.00	$0.150	$1.32
Vercel AI Gateway unknown	$1.50	$9.00	$0.150	$1.32
302.AI relay router	$1.50	$9.00	—	$2.18^*
Poeoutlier relay router	$1.52	$9.09	$0.151	$1.34
Venice AIoutlier unknown	$1.55	$9.45	$0.155	$1.39
Cortecsoutlier relay router	$1.65	$9.90	$0.165	$1.54
Requestyoutlier relay router	$1.65	$9.90	$0.165	$1.60
Xpersonaoutlier relay router	$1.55	$12.20	$0.155	$1.63

Cheapest (output)

UnoRouter

$1.11 /M

opencode.json

{
  "provider": {
    "unorouter": {
      "npm": "@ai-sdk/openai-compatible",
      "options": {
        "baseURL": "https://api.unorouter.com/v1"
      },
      "models": {
        "gemini-3.5-flash": {}
      }
    }
  }
}

Set UNOROUTER_API_KEY in your environment. Generated — verify against the OpenCode docs.

Output $/M over time7-day preview

Median line, min–max band. Pre-2026-09 points are catalog-recorded dates from models.dev git history, not provider effective dates.

Full price history & dynamics

This is a 7-day preview. Sign in for 30 days free; the full series and export are the API subscription.

Data: models.dev (MIT), snapshot 2026-09-20. Prices are vendor-published; verify before purchase. Methodology.