Claude Opus 4.7 vs Kimi K3
Side-by-side comparison. Updated 2026-07-16.
Summary
Compare Claude Opus 4.7 and Kimi K3 across pricing, context window, modalities, strengths, weaknesses, and best-fit workloads.
Use the details below to weigh cost, context, modalities, and workload fit.
At a Glance
| Attribute | Claude Opus 4.7 | Kimi K3 |
|---|---|---|
| Provider | Anthropic | Moonshot |
| Tags | Intelligent Reasoning Agentic Multimodal | Intelligent Reasoning Coding Agentic Open Weight Multimodal Image Input Long Context |
| Context | 200,000 tokens | 1,048,576 tokens |
| Input price | $15.00/1M | $3.00/1M |
| Output price | $75.00/1M | $15.00/1M |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
Claude Opus 4.7 Strengths
- Top-tier complex reasoning and code generation
- Strong gains on SWE-bench Pro (+10.9%)
- MCP-Atlas improvement of +14.6%
- Supports adaptive-only thinking with 'xhigh' effort
Kimi K3 Strengths
- Supports text and image input with text output
- Million-token context window for very long tasks
- Tool-use support for agentic workflows
- Structured output support for reliable application integration