Claude Sonnet 4

anthropic· 2025-05-22· 200K ctx

API onlytool callreasoning quant: unknown

spread (output)

1.1×

$13.50 – $15.00 · 3 providers

3 providers priced · 1 omitted (stale)

Provider	Input	Output	Cache rd	Blended
Jiekou.AI relay router	$2.70	$13.50	—	$3.68^*
Abacus relay router	$3.00	$15.00	—	$4.09^*
Merge Gateway unknown	$3.00	$15.00	$0.300	$2.68
NanoGPTstale relay router	$3.00	$15.00	$0.300	$2.37

Cheapest (output)

Jiekou.AI

$13.50 /M

opencode.json

{
  "provider": {
    "jiekou": {
      "npm": "@ai-sdk/openai-compatible",
      "options": {
        "baseURL": "https://api.jiekou.ai/openai"
      },
      "models": {
        "claude-sonnet-4-20250514": {}
      }
    }
  }
}

Set JIEKOU_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.