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Code Davinci 001 vs Kimi K2.6

Code Davinci 001 (2021) and Kimi K2.6 (2026) are agentic coding models from OpenAI and Moonshot AI. Code Davinci 001 ships a not-yet-sourced context window, while Kimi K2.6 ships a 262K-token context window. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing. The goal is to make the tradeoff clear before deeper testing.

Kimi K2.6 is safer overall; choose Code Davinci 001 when coding workflow support matters.

Decision scorecard

Local evidence first
SignalCode Davinci 001Kimi K2.6
Decision fitCodingCoding, RAG, and Agents
Context window262K
Cheapest output-$3.5/1M tokens
Provider routes0 tracked5 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Code Davinci 001 when...
  • Local decision data tags Code Davinci 001 for Coding.
Choose Kimi K2.6 when...
  • Kimi K2.6 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Kimi K2.6 has broader tracked provider coverage for fallback and procurement flexibility.
  • Kimi K2.6 uniquely exposes Vision, Multimodal, and Reasoning in local model data.
  • Local decision data tags Kimi K2.6 for Coding, RAG, and Agents.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output prices on this page.

Code Davinci 001

Unavailable

No complete token price in local provider data

Kimi K2.6

$1,475

Cheapest tracked route: OpenRouter

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

Switch friction

Code Davinci 001 -> Kimi K2.6
  • No overlapping tracked provider route is sourced for Code Davinci 001 and Kimi K2.6; plan for SDK, billing, or endpoint changes.
  • Kimi K2.6 adds Vision, Multimodal, and Reasoning in local capability data.
Kimi K2.6 -> Code Davinci 001
  • No overlapping tracked provider route is sourced for Kimi K2.6 and Code Davinci 001; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Vision, Multimodal, and Reasoning before moving production traffic.

Specs

Specification
Released2021-07-012026-04-20
Context window262K
Parameters1T
Architecturedecoder onlyMixture of Experts (MoE)
LicenseProprietaryOpen Source
Knowledge cutoff--

Pricing and availability

Pricing attributeCode Davinci 001Kimi K2.6
Input price-$0.75/1M tokens
Output price-$3.5/1M tokens
Providers-

Capabilities

CapabilityCode Davinci 001Kimi K2.6
VisionNoYes
MultimodalNoYes
ReasoningNoYes
Function callingNoYes
Tool useNoYes
Structured outputsNoNo
Code executionNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on vision: Kimi K2.6, multimodal input: Kimi K2.6, reasoning mode: Kimi K2.6, function calling: Kimi K2.6, and tool use: Kimi K2.6. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

Pricing coverage is uneven: Code Davinci 001 has no token price sourced yet and Kimi K2.6 has $0.75/1M input tokens. Provider availability is 0 tracked routes versus 5. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.

Choose Code Davinci 001 when coding workflow support are central to the workload. Choose Kimi K2.6 when coding workflow support and broader provider choice 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.

FAQ

Is Code Davinci 001 or Kimi K2.6 open source?

Code Davinci 001 is listed under Proprietary. Kimi K2.6 is listed under Open Source. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for vision, Code Davinci 001 or Kimi K2.6?

Kimi K2.6 has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Which is better for multimodal input, Code Davinci 001 or Kimi K2.6?

Kimi K2.6 has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for reasoning mode, Code Davinci 001 or Kimi K2.6?

Kimi K2.6 has the clearer documented reasoning mode signal in this comparison. If reasoning mode is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for function calling, Code Davinci 001 or Kimi K2.6?

Kimi K2.6 has the clearer documented function calling signal in this comparison. If function calling is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run Code Davinci 001 and Kimi K2.6?

Code Davinci 001 is available on the tracked providers still being sourced. Kimi K2.6 is available on NVIDIA NIM, Moonshot AI Kimi, Fireworks AI, OpenRouter, and Microsoft Foundry. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-05-16. Data sourced from public model cards and provider documentation.