OpenAI compatible API · Attested · Public status

ByteDance/Seed-1.8 vs MoonshotAI: Kimi K2.6

ByteDance/Seed-1.8 vs MoonshotAI: Kimi K2.6: compare current API pricing, context, provider routes, privacy, p50 latency, and OpenAI-compatible access.

Verify gateway

Onebase URL to migrate

100sof models and routes

0prompt or output logs. Always.

Compare routesProviders, price, context, and policy posture in one view.

Use auto when uptime mattersKeep a primary model and let fallback handle provider failures.

Same API shapeUse the OpenAI client and set the model you want.

Practical read

Monthly evidence

ByteDance/Seed-1.8 has the lower cheapest prompt+completion route on TrustedRouter. MoonshotAI: Kimi K2.6 has more provider fallback routes, while MoonshotAI: Kimi K2.6 has the larger context window. Probe-backed speed data is shown when enough recent samples exist.

$2.37375/1MByteDance/Seed-1.8 cheapest route

$4.1989/1MMoonshotAI: Kimi K2.6 cheapest route

not enough dataByteDance/Seed-1.8 fastest measured p50 TTFT

648 msMoonshotAI: Kimi K2.6 fastest measured p50 TTFT via baseten

Prices and live route measurements can change. Use the monthly reports when you need a stable evidence window, then run a small task-specific eval before choosing a production default.

ByteDance/Seed-1.8MoonshotAI: Kimi K2.6

Model idbytedance/seed-1.8moonshotai/kimi-k2.6

Publisher DeepInfra Kimi

AI IQ — IQ 119#24

Context256,000 tokens262,144 tokens

Provider routes232

Cheapest route$2.37375/1M$4.1989/1M

Privacy postureprovider posture varieshas provider E2EE route

Fastest measured p50 TTFTnot enough data648 ms via baseten

Highest measured throughputnot enough data126 tok/s via baseten

Recent route uptime rangenot enough data50.00% to 100.00%

Modes chat chat

ByteDance/Seed-1.8 routes

Overview2 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

MoonshotAI: Kimi K2.6 routes

Overview32 endpoints
PricingPrompt and completion rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

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Production choice

Pick a default model. Keep fallback enabled.

TrustedRouter is useful when you know the model you want, but still need provider rollover, budget limits, usage records, and a prompt path you can verify.

OpenAI clientPython

client = OpenAI(
    base_url="https://api.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="bytedance/seed-1.8",
    messages=messages,
)

Questions

Which should I use, ByteDance/Seed-1.8 or MoonshotAI: Kimi K2.6?

Is ByteDance/Seed-1.8 or MoonshotAI: Kimi K2.6 cheaper?

The current cheapest TrustedRouter route is $2.37375/1M for ByteDance/Seed-1.8 and $4.1989/1M for MoonshotAI: Kimi K2.6. The comparison uses current catalog prices and updates as provider pricing changes.

Is ByteDance/Seed-1.8 or MoonshotAI: Kimi K2.6 faster?

Current measured p50 time to first token is not enough data for ByteDance/Seed-1.8 and 648 ms for MoonshotAI: Kimi K2.6. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test ByteDance/Seed-1.8 and MoonshotAI: Kimi K2.6 with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between bytedance/seed-1.8 and moonshotai/kimi-k2.6. This makes side-by-side evals possible without maintaining two provider integrations.