Claude Haiku 4.5 vs Kimi K2.7-Code HighSpeed
Claude Haiku 4.5 (2025) and Kimi K2.7-Code HighSpeed (2026) compare a standalone API model against a coding-specialized model. Claude Haiku 4.5 ships a 200k-token context window, while Kimi K2.7-Code HighSpeed ships a 262k-token context window. On pricing, Claude Haiku 4.5 costs $0.80/1M input tokens versus $1.90/1M for the alternative. This page treats the result as workflow and deployment fit, not a universal model winner.
Treat this as a product-type comparison: Claude Haiku 4.5 is standalone API model, while Kimi K2.7-Code HighSpeed is coding-specialized model. Choose based on workflow fit before reading any benchmark or price row as decisive.
Decision scorecard
Local evidence first| Signal | Claude Haiku 4.5 | Kimi K2.7-Code HighSpeed |
|---|---|---|
| Product type | Standalone API model | Coding-specialized model |
| Best for | multimodal apps, tool-calling agents, and provider-routed production | custom coding agents, code generation, and tool loops |
| Decision fit | Coding, RAG, and Agents | Coding, RAG, and Agents |
| Context window | 200k | 262k |
| Cheapest output | $4/1M tokens | $8/1M tokens |
| Provider routes | 8 tracked | 1 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Claude Haiku 4.5 has the lower cheapest tracked output price at $4/1M tokens.
- Claude Haiku 4.5 has broader tracked provider coverage for fallback and procurement flexibility.
- Claude Haiku 4.5 uniquely exposes Code execution in local model data.
- Local decision data tags Claude Haiku 4.5 for Coding, RAG, and Agents.
- Kimi K2.7-Code HighSpeed has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Kimi K2.7-Code HighSpeed uniquely exposes Reasoning in local model data.
- Local decision data tags Kimi K2.7-Code HighSpeed for Coding, RAG, and Agents.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Claude Haiku 4.5
$1,640
Cheapest tracked route/tier: AWS Bedrock
Kimi K2.7-Code HighSpeed
$3,520
Cheapest tracked route/tier: Moonshot AI Kimi
Estimated monthly gap: $1,880. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- No overlapping tracked provider route is sourced for Claude Haiku 4.5 and Kimi K2.7-Code HighSpeed; plan for SDK, billing, or endpoint changes.
- Kimi K2.7-Code HighSpeed is $4/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Check replacement coverage for Code execution before moving production traffic.
- Kimi K2.7-Code HighSpeed adds Reasoning in local capability data.
- No overlapping tracked provider route is sourced for Kimi K2.7-Code HighSpeed and Claude Haiku 4.5; plan for SDK, billing, or endpoint changes.
- Claude Haiku 4.5 is $4/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Check replacement coverage for Reasoning before moving production traffic.
- Claude Haiku 4.5 adds Code execution in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2025-10-01 | 2026-06-15 |
| Context window | 200k | 262k |
| Parameters | — | 1T |
| Architecture | Decoder Only | Mixture of Experts |
| License | Proprietary | MITOSI-approved |
| Openness | Proprietary | Open source |
| Commercial use | Commercial use: conditional | Commercial use: permitted |
| Knowledge cutoff | 2025-02 | - |
Pricing and availability
| Pricing attribute | Claude Haiku 4.5 | Kimi K2.7-Code HighSpeed |
|---|---|---|
| Input price | $0.80/1M tokens | $1.90/1M tokens |
| Output price | $4/1M tokens | $8/1M tokens |
| Providers |
Capabilities
| Capability | Claude Haiku 4.5 | Kimi K2.7-Code HighSpeed |
|---|---|---|
| Vision | Yes | Yes |
| Multimodal | Yes | Yes |
| Reasoning | No | Yes |
| Function calling | Yes | Yes |
| Tool use | Yes | Yes |
| Structured outputs | Yes | Yes |
| Code execution | Yes | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
Deep dive
The capability footprint differs most on reasoning mode: Kimi K2.7-Code HighSpeed and code execution: Claude Haiku 4.5. Both models share vision, multimodal input, function calling, and tool use, 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.
For cost, Claude Haiku 4.5 lists $0.80/1M input and $4/1M output tokens on the cheapest tracked provider, while Kimi K2.7-Code HighSpeed lists $1.90/1M input and $8/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Claude Haiku 4.5 lower by about $1.97 per million blended tokens. Availability is 8 providers versus 1, so concentration risk also matters.
Choose Claude Haiku 4.5 when coding workflow support, lower input-token cost, and broader provider choice are central to the workload. Choose Kimi K2.7-Code HighSpeed when coding workflow support and larger context windows 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.
FAQ
Which has a larger context window, Claude Haiku 4.5 or Kimi K2.7-Code HighSpeed?
Kimi K2.7-Code HighSpeed supports 262k tokens, while Claude Haiku 4.5 supports 200k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.
Which is cheaper, Claude Haiku 4.5 or Kimi K2.7-Code HighSpeed?
Claude Haiku 4.5 is cheaper on tracked token pricing. Claude Haiku 4.5 costs $0.80/1M input and $4/1M output tokens. Kimi K2.7-Code HighSpeed costs $1.90/1M input and $8/1M output tokens. Provider discounts or batch pricing can still change the final bill.
Is Claude Haiku 4.5 or Kimi K2.7-Code HighSpeed open source?
Claude Haiku 4.5 is listed under Proprietary. Kimi K2.7-Code HighSpeed 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 vision, Claude Haiku 4.5 or Kimi K2.7-Code HighSpeed?
Both Claude Haiku 4.5 and Kimi K2.7-Code HighSpeed expose vision. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.
Which is better for multimodal input, Claude Haiku 4.5 or Kimi K2.7-Code HighSpeed?
Both Claude Haiku 4.5 and Kimi K2.7-Code HighSpeed expose multimodal input. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.
Where can I run Claude Haiku 4.5 and Kimi K2.7-Code HighSpeed?
Claude Haiku 4.5 is available on Microsoft Foundry, Anthropic, Snowflake Cortex, AWS Bedrock, and GCP Vertex AI. Kimi K2.7-Code HighSpeed is available on Moonshot AI Kimi. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
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Last reviewed: 2026-06-22. Data sourced from public model cards and provider documentation.