vertex-openai/kimi-k2-thinking

vertex-openai· 262K ctx

open weightstool callreasoning quant: unknown

spread (output)

1.3×

$2.00 – $2.50 · 7 providers

7 providers priced

Provider	Input	Output	Cache rd	Blended
Helicone relay router	$0.480	$2.00	—	$0.618^*
Alibaba (China) relay router	$0.574	$2.29	—	$0.731^*
302.AI relay router	$0.575	$2.30	—	$0.732^*
OpenCode Zen relay router	$0.400	$2.50	$0.400	$0.591
Charm Hyper relay router	$0.600	$2.50	$0.300	$0.582
DevPass (LLM Gateway) relay router	$0.600	$2.50	$0.060	$0.429
LLM Gateway relay router	$0.600	$2.50	$0.060	$0.429

Cheapest (output)

Helicone

$2.00 /M

opencode.json

{
  "provider": {
    "helicone": {
      "npm": "@ai-sdk/openai-compatible",
      "options": {
        "baseURL": "https://ai-gateway.helicone.ai/v1"
      },
      "models": {
        "kimi-k2-thinking": {}
      }
    }
  }
}

Set HELICONE_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.