LLM Reference

Kimi K2 Thinking Turbo vs Tencent Hunyuan Turbo S

Kimi K2 Thinking Turbo (2025) and Tencent Hunyuan Turbo S (2026) are general-purpose language models from Moonshot AI and Tencent AI Lab. Kimi K2 Thinking Turbo ships a 262k-token context window, while Tencent Hunyuan Turbo S ships a 200k-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Tencent Hunyuan Turbo S is safer overall; choose Kimi K2 Thinking Turbo when long-context analysis matters.

Decision scorecard

Local evidence first
SignalKimi K2 Thinking TurboTencent Hunyuan Turbo S
Best forgeneral production evaluationgeneral production evaluation
Decision fitLong contextLong context
Context window262k200k
Cheapest output$8/1M tokens-
Provider routes1 tracked0 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Kimi K2 Thinking Turbo when...
  • Kimi K2 Thinking Turbo has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Kimi K2 Thinking Turbo has broader tracked provider coverage for fallback and procurement flexibility.
  • Local decision data tags Kimi K2 Thinking Turbo for Long context.
Choose Tencent Hunyuan Turbo S when...
  • Local decision data tags Tencent Hunyuan Turbo S for Long context.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Kimi K2 Thinking Turbo

$2,920

Cheapest tracked route/tier: Vercel AI Gateway

Tencent Hunyuan Turbo S

Unavailable

No complete token price in local provider data

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

Kimi K2 Thinking Turbo -> Tencent Hunyuan Turbo S
  • No overlapping tracked provider route is sourced for Kimi K2 Thinking Turbo and Tencent Hunyuan Turbo S; plan for SDK, billing, or endpoint changes.
Tencent Hunyuan Turbo S -> Kimi K2 Thinking Turbo
  • No overlapping tracked provider route is sourced for Tencent Hunyuan Turbo S and Kimi K2 Thinking Turbo; plan for SDK, billing, or endpoint changes.

Specs

Specification
Released2025-11-062026-01-10
Context window262k200k
Parameters1T (32B active)
Architecture--
LicenseMIT(OSI)Tencent Hunyuan Community License
OpennessOpen sourceOpen weights
Commercial useCommercial use allowedCommercial use with conditions
Knowledge cutoff--

Pricing and availability

Pricing attributeKimi K2 Thinking TurboTencent Hunyuan Turbo S
Input price$1.15/1M tokens-
Output price$8/1M tokens-
Providers-

Capabilities

CapabilityKimi K2 Thinking TurboTencent Hunyuan Turbo S
VisionNoNo
MultimodalNoNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint is close: both models cover the core production surface. That makes context budget, benchmark fit, and provider maturity more important than a simple checklist. If your application depends on one integration detail, verify it against the provider route you plan to use, not just the base model listing.

Pricing coverage is uneven: Kimi K2 Thinking Turbo has $1.15/1M input tokens and Tencent Hunyuan Turbo S has no token price sourced yet. Provider availability is 1 tracked routes versus 0. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.

Choose Kimi K2 Thinking Turbo when long-context analysis, larger context windows, and broader provider choice are central to the workload. Choose Tencent Hunyuan Turbo S when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.

FAQ

Which has a larger context window, Kimi K2 Thinking Turbo or Tencent Hunyuan Turbo S?

Kimi K2 Thinking Turbo supports 262k tokens, while Tencent Hunyuan Turbo S supports 200k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Is Kimi K2 Thinking Turbo or Tencent Hunyuan Turbo S open source?

Kimi K2 Thinking Turbo is listed under MIT. Tencent Hunyuan Turbo S is listed under Tencent Hunyuan Community License. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Where can I run Kimi K2 Thinking Turbo and Tencent Hunyuan Turbo S?

Kimi K2 Thinking Turbo is available on Vercel AI Gateway. Tencent Hunyuan Turbo S is available on the tracked providers still being sourced. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

When should I pick Kimi K2 Thinking Turbo over Tencent Hunyuan Turbo S?

Tencent Hunyuan Turbo S is safer overall; choose Kimi K2 Thinking Turbo when long-context analysis matters. If your workload also depends on long-context analysis, start with Kimi K2 Thinking Turbo; if it depends on provider fit, run the same evaluation with Tencent Hunyuan Turbo S.

Continue comparing

Last reviewed: 2026-06-04. Data sourced from public model cards and provider documentation.