Code Davinci 001 vs Kimi K2 Thinking
Code Davinci 001 (2021) and Kimi K2 Thinking (2025) compare a coding-specialized model against a standalone API model. Code Davinci 001 ships a not-yet-sourced context window, while Kimi K2 Thinking ships a 256k-token context window. This page treats the result as workflow and deployment fit, not a universal model winner.
Treat this as a product-type comparison: Code Davinci 001 is coding-specialized model, while Kimi K2 Thinking is standalone API model. Choose based on workflow fit before reading any benchmark or price row as decisive.
Decision scorecard
Local evidence first| Signal | Code Davinci 001 | Kimi K2 Thinking |
|---|---|---|
| Product type | Coding-specialized model | Standalone API model |
| Best for | custom coding agents and code generation | reasoning-heavy apps and provider-routed production |
| Decision fit | Coding | RAG, Long context, and Classification |
| Context window | — | 256k |
| Cheapest output | - | $2.50/1M tokens |
| Provider routes | 0 tracked | 7 tracked |
| Shared benchmarks | 0 rows | 0 rows |
Decision tradeoffs
- Local decision data tags Code Davinci 001 for Coding.
- Kimi K2 Thinking has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Kimi K2 Thinking has broader tracked provider coverage for fallback and procurement flexibility.
- Kimi K2 Thinking uniquely exposes Reasoning and Structured outputs in local model data.
- Local decision data tags Kimi K2 Thinking for RAG, Long context, and Classification.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Code Davinci 001
Unavailable
No complete token price in local provider data
Kimi K2 Thinking
$1,105
Cheapest tracked route/tier: Fireworks AI
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Code Davinci 001 and Kimi K2 Thinking; plan for SDK, billing, or endpoint changes.
- Kimi K2 Thinking adds Reasoning and Structured outputs in local capability data.
- No overlapping tracked provider route is sourced for Kimi K2 Thinking and Code Davinci 001; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for Reasoning and Structured outputs before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2021-07-01 | 2025-01-01 |
| Context window | — | 256k |
| Parameters | — | 1T (32B active) |
| Architecture | decoder only | decoder only |
| License | Proprietary | MIT(OSI) |
| Openness | Proprietary | Open source |
| Commercial use | Commercial use with conditions | Commercial use allowed |
| Knowledge cutoff | - | - |
Pricing and availability
| Pricing attribute | Code Davinci 001 | Kimi K2 Thinking |
|---|---|---|
| Input price | - | $0.60/1M tokens |
| Output price | - | $2.50/1M tokens |
| Providers | - |
Capabilities
| Capability | Code Davinci 001 | Kimi K2 Thinking |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | Yes |
| Function calling | No | No |
| Tool use | No | No |
| Structured outputs | No | Yes |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint differs most on reasoning mode: Kimi K2 Thinking and structured outputs: Kimi K2 Thinking. 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 Thinking has $0.60/1M input tokens. Provider availability is 0 tracked routes versus 7. 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 Thinking when reasoning depth 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. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.
FAQ
Is Code Davinci 001 or Kimi K2 Thinking open source?
Code Davinci 001 is listed under Proprietary. Kimi K2 Thinking is listed under MIT. 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 reasoning mode, Code Davinci 001 or Kimi K2 Thinking?
Kimi K2 Thinking 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 structured outputs, Code Davinci 001 or Kimi K2 Thinking?
Kimi K2 Thinking has the clearer documented structured outputs signal in this comparison. If structured outputs 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 Thinking?
Code Davinci 001 is available on the tracked providers still being sourced. Kimi K2 Thinking is available on Fireworks AI, GCP Vertex AI, NVIDIA NIM, AWS Bedrock, and OpenRouter. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
When should I pick Code Davinci 001 over Kimi K2 Thinking?
Treat this as a product-type comparison: Code Davinci 001 is coding-specialized model, while Kimi K2 Thinking is standalone API model. Choose based on workflow fit before reading any benchmark or price row as decisive. If your workload also depends on coding workflow support, start with Code Davinci 001; if it depends on reasoning depth, run the same evaluation with Kimi K2 Thinking.
Continue comparing
Last reviewed: 2026-06-04. Data sourced from public model cards and provider documentation.