OpenAI compatible API · Attested · Public status

MoonshotAI: Kimi K2.6 vs OpenAI: GPT-5.5 Pro

MoonshotAI: Kimi K2.6 vs GPT-5.5 Pro: 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

MoonshotAI: Kimi K2.6 has the lower cheapest prompt+completion route on TrustedRouter. MoonshotAI: Kimi K2.6 has more provider fallback routes, while OpenAI: GPT-5.5 Pro has the larger context window. Probe-backed speed data is shown when enough recent samples exist.

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

$221.55/1MOpenAI: GPT-5.5 Pro cheapest route

1110 msMoonshotAI: Kimi K2.6 fastest measured p50 TTFT via telnyx

not enough dataOpenAI: GPT-5.5 Pro fastest measured p50 TTFT

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.

MoonshotAI: Kimi K2.6OpenAI: GPT-5.5 Pro

Model idmoonshotai/kimi-k2.6openai/gpt-5.5-pro

Publisher Kimi OpenAI

AI IQ IQ 119#24 —

Context262,144 tokens1,050,000 tokens

Provider routes321

Cheapest route$4.1989/1M$221.55/1M

Privacy posturehas provider E2EE routeprovider posture varies

Fastest measured p50 TTFT1110 ms via telnyxnot enough data

Highest measured throughput128 tok/s via basetennot enough data

Recent route uptime range87.50% to 100.00%not enough data

Modes chat chat

MoonshotAI: Kimi K2.6 routes

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

OpenAI: GPT-5.5 Pro routes

Overview1 endpoints

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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="moonshotai/kimi-k2.6",
    messages=messages,
)

Questions

Which should I use, MoonshotAI: Kimi K2.6 or OpenAI: GPT-5.5 Pro?

Is MoonshotAI: Kimi K2.6 or OpenAI: GPT-5.5 Pro cheaper?

The current cheapest TrustedRouter route is $4.1989/1M for MoonshotAI: Kimi K2.6 and $221.55/1M for OpenAI: GPT-5.5 Pro. The comparison uses current catalog prices and updates as provider pricing changes.

Is MoonshotAI: Kimi K2.6 or OpenAI: GPT-5.5 Pro faster?

Current measured p50 time to first token is 1110 ms for MoonshotAI: Kimi K2.6 and not enough data for OpenAI: GPT-5.5 Pro. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test MoonshotAI: Kimi K2.6 and OpenAI: GPT-5.5 Pro with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between moonshotai/kimi-k2.6 and openai/gpt-5.5-pro. This makes side-by-side evals possible without maintaining two provider integrations.