比較

Kunavo vs OpenRouter多模態 OpenRouter 替代方案

OpenRouter 是市面上最大的文字模型路由商 —— OpenAI 相容 API 後端聚合 300+ 聊天模型。Kunavo 在聊天能力上與之重疊,但額外原生支援影像/影片/音訊,Stripe 原生結帳,且模型一律低於官方掛牌價 30%。以下是誠實對比。

TL;DR

  • 只要文字模型覆蓋最廣 —— 包括長尾開源模型,選 OpenRouter。
  • 做多模態 AI 產品 —— 影像(Nano Banana、GPT-Image)、影片(Veo 3)、音訊(Suno)一份帳單 —— 選 Kunavo。
  • 價格:OpenRouter 在上游基礎上加小幅 margin;Kunavo 比上游官方價低 30–70%(按模型)。
  • 支付:Kunavo 的 Stripe 結帳支援 Apple Pay、Pix、支付寶、微信支付、Link 與 ACH;OpenRouter 的 FAQ 寫的是卡、支付寶與 USDC 加密貨幣,PayPal 仍標注為「即將支援」。
對照表

選 Kunavo 還是 OpenRouter?

能力KunavoOpenRouter
OpenAI SDK drop-in (chat)
Change one base_url and your existing SDK code works.
支援支援
Image generation API
Nano Banana, GPT-Image-2 and more under /v1/images/generations.
支援不支援
Video generation API
Veo 3 under /v1/video/generations with permanent result URLs.
支援不支援
Audio / music
支援不支援
Anthropic Messages API (/v1/messages)
Use the Anthropic SDK unchanged, including cache_control and extended thinking.
支援不支援
Pricing vs upstream
Catalog price for each model.
−30%+small margin
Local payment methods
Kunavo: Apple Pay, Pix, Alipay, WeChat Pay, Link, Cash App Pay, ACH. OpenRouter's FAQ lists cards, Alipay and USDC.
支援Cards, Alipay, USDC
Stripe-native checkout
支援不支援
Crypto top-up
不支援支援
Balance never expires
支援不支援
Transparent routing
We never silently swap your requested model.
支援部分
Multi-vendor hot failover
Sub-50ms reroute when an upstream wobbles.
支援部分
Failed requests free
4xx/5xx are never billed.
支援部分
Prompt caching (Claude, etc.)
Affinity router keeps repeat prompts warm; up to 90% off input.
支援部分
Model coverage (text)
OpenRouter has the broadest long-tail; Kunavo curates the frontier set.
Frontier (Claude, Gemini, GPT, Grok)300+ incl. long-tail
Mainland China accessibility
Kunavo runs on infrastructure with stable APAC routing.
支援部分

What is OpenRouter?

OpenRouter is an LLM aggregator: one OpenAI-compatible API that routes each request to one of 300+ chat models from OpenAI, Anthropic, Google, Mistral and a long tail of open-source providers. Instead of an account per provider, you hold one OpenRouter account and choose the model by name in the request. It is text-only — chat and completion models — with no image, video or audio generation endpoints.

How the OpenRouter API works

You send a standard OpenAI-style chat completion to OpenRouter's base URL with your OpenRouter key, setting the model field to a namespaced slug such as anthropic/claude-sonnet or openai/gpt-4o. OpenRouter forwards the call to that provider, can fall back to alternates, and returns the OpenAI-shaped response. Because it speaks the OpenAI protocol, any OpenAI SDK works by pointing base_url at it. Kunavo works the same way — the difference is the catalog and what sits behind it.

OpenRouter pricing, and how Kunavo compares

OpenRouter charges the upstream provider's per-token price plus a small platform margin, funded from a prepaid wallet (crypto-first, cards supported). Kunavo takes the opposite position: every enabled model is published 30–70% under the provider's official list rate depending on the model — Claude Sonnet 4.6 at $1.20/$6.00 per 1M tokens vs Anthropic's $3/$15, Gemini 2.5 Flash at $0.09/$0.75 vs Google's $0.30/$2.50. The per-1M rate for every model is on the /pricing page, so the comparison is direct.

OpenRouter API key vs Kunavo API key

An OpenRouter key authenticates against OpenRouter's text-model catalog only. A Kunavo key (sk-kn-…) authenticates against the same OpenAI-compatible chat endpoint plus image, video and audio endpoints and the native Anthropic Messages API — one credential for every modality, drawn from one Stripe-billed balance. Both are bearer tokens in the Authorization header, so moving across is a one-line base_url change plus the new key.

OpenRouter 真正的強項

如果你的產品需要文字聊天模型的長尾覆蓋 —— Mistral 微調、Llama 變體、小眾社群模型、實驗性開源模型 —— OpenRouter 的目錄無人能敵。他們也擁有最成熟的加密貨幣原生儲值流程,這對卡支付困難的地區很重要。圍繞模型、Prompt 技巧與評測的社群討論也更活躍。

Kunavo 的強項

多模態一份帳單是最大差異。一旦你的產品需要影像生成、影像編輯或影片,OpenRouter 沒有這些端點,你就得跑兩套接入、兩條結算關係。Kunavo 在 chat 之外直接給你 /v1/images、/v1/images/edits、/v1/video/generations 和 /v1/audio/music,全部 OpenAI 形態、同一錢包。價格也是實實在在更低:每個啟用模型都比官方掛牌價低 30–70%(按模型),每 1M token 價格全部公示在 /pricing 上隨時可比對。Stripe 原生結帳接入 Apple Pay、Pix、支付寶、微信支付與 ACH —— 讓美國和歐盟以外的自助付費也跑得起來。

怎麼付錢:OpenRouter 與 Kunavo

兩邊都是預付錢包,所以註冊那一刻真正要緊的問題只有一個:你的錢進不進得來。 Kunavo 的結帳是 Stripe 原生的,所以可用方式跟著付款人走,而不是跟著我們的註冊地走:信用卡(Visa、Mastercard、Amex、JCB、銀聯)與 Apple Pay 在 Stripe 覆蓋的地方都可用,Link 和 Cash App Pay 用於一鍵回充,還有 Klarna、Amazon Pay、面向美國帳戶的 ACH 銀行轉帳,以及面向中國大陸的支付寶與微信支付。本地支付依國家出現 —— 巴西 Pix、比利時 Bancontact、波蘭 BLIK、奧地利 EPS、葡萄牙 MB WAY —— Stripe 會在結帳頁把美元金額換算成當地貨幣,所以巴西買家直接掃一個以雷亞爾計價的 Pix QR code,不用去找一張開通境外支付的信用卡。 OpenRouter 自己的 FAQ 寫得很明白:主流信用卡、支付寶,以及 USDC 加密貨幣,PayPal 則仍在「正在接入」。這覆蓋了手裡有卡和手裡有幣的開發者,但覆蓋不了聖保羅那位沒有開通境外支付信用卡的買家,也覆蓋不了寧願用 Face ID 確認、而不想輸 16 位卡號的人 —— 這正是 Pix 和 Apple Pay 補上的缺口。

從 OpenRouter 遷移

兩邊都是 OpenAI chat-completions 協定,遷移是改兩行而不是重寫。base_url 指向 https://api.kunavo.com/v1,把 sk-or- 換成在 /app/keys 建立的 Kunavo sk-kn- key,現有 OpenAI SDK 程式碼原樣跑 —— 請求結構、串流、tool-call 格式都一致。唯一要留意的是 model id:OpenRouter 帶廠商前綴(anthropic/claude-sonnet-4.6),Kunavo 用裸 id(claude-sonnet-4-6),把模型常數批次取代即可。其餘不動:不換 SDK、不改回應解析、不重做 webhook。想穩妥就並行跑 —— 兩個 client 只差一個 base_url —— 用你自己的真實流量比完延遲和成本再切。

誠實結論

如果你已經在文字場景標準化使用 OpenRouter,且產品永遠不需要影像或影片 —— 切換沒有強迫力,你現有的 OpenAI SDK 程式碼可原樣跑在 Kunavo 上(僅改一行 base_url),可以兩邊都備著,等價格差值得遷移再換。如果你做任何多模態產品,或服務以美元之外本地支付的客戶 —— Kunavo 是更簡潔的一套。無論怎樣,驗證成本很小:$10 起充、改一行 base_url,幾分鐘就能跑通。

FAQ

Is OpenRouter free?

OpenRouter has no subscription fee, but you pay per token for every model call, funded from a prepaid wallet — there is no free model tier. Kunavo is likewise pay-as-you-go — $10 minimum top-up, balance never expires.

Does OpenRouter support Sora, Veo or image APIs?

No. OpenRouter is text-LLM only and has no image, video or audio generation endpoints. Kunavo offers those under /v1/images/generations and /v1/video/generations on the same key.

Is OpenRouter OpenAI-compatible?

Yes — OpenRouter implements the OpenAI chat completions protocol, so the OpenAI SDK works by changing base_url. Kunavo is also OpenAI-compatible, so code ports between them with a single base_url change.

Is Kunavo an OpenRouter alternative?

For text chat, yes — Kunavo covers the frontier models (Claude, Gemini, GPT, Grok) through the same OpenAI-compatible API at 30–70% under official pricing depending on the model. For multimodal it does more than OpenRouter; for long-tail open-source breadth, OpenRouter's catalog is larger.

Does OpenRouter accept Apple Pay or Pix?

Not according to its own FAQ, which lists all major credit cards, Alipay and cryptocurrency in USDC, with PayPal still described as coming soon. Kunavo's Stripe checkout shows Apple Pay to Safari and iOS buyers, and Pix to buyers in Brazil with the dollar amount already converted to reais on the page — plus Alipay, WeChat Pay, Link, Cash App Pay and ACH.

5 分鐘換掉一行 base_url。

如果你已經在用 OpenRouter,遷移到 Kunavo 只需改一行 base_url。價格比官方低 30–70%,按需付費。