LLM Reference

Claude Opus 4.7 vs Kimi K2 Thinking

Claude Opus 4.7 (2026) and Kimi K2 Thinking (2025) are frontier-tier reasoning models from Anthropic and Moonshot AI. Claude Opus 4.7 ships a 1m-token context window, while Kimi K2 Thinking ships a 256k-token context window. On pricing, Kimi K2 Thinking costs $0.60/1M input tokens versus $5/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Kimi K2 Thinking is ~733% cheaper at $0.60/1M; pay for Claude Opus 4.7 only for coding workflow support.

Decision scorecard

Local evidence first
SignalClaude Opus 4.7Kimi K2 Thinking
Best forreasoning-heavy apps, multimodal apps, and tool-calling agentsreasoning-heavy apps and provider-routed production
Decision fitCoding, RAG, and AgentsRAG, Long context, and Classification
Context window1m256k
Cheapest output$25/1M tokens$2.50/1M tokens
Provider routes6 tracked7 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Claude Opus 4.7 when...
  • Claude Opus 4.7 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Claude Opus 4.7 uniquely exposes Vision, Multimodal, and JSON / Tool use in local model data.
  • Local decision data tags Claude Opus 4.7 for Coding, RAG, and Agents.
Choose Kimi K2 Thinking when...
  • Kimi K2 Thinking has the lower cheapest tracked output price at $2.50/1M tokens.
  • Kimi K2 Thinking has broader tracked provider coverage for fallback and route flexibility.
  • 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.

Lower estimate Kimi K2 Thinking

Claude Opus 4.7

$10,250

Cheapest tracked route/tier: Anthropic

Kimi K2 Thinking

$1,105

Cheapest tracked route/tier: Fireworks AI

Estimated monthly gap: $9,145. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Claude Opus 4.7 -> Kimi K2 Thinking
  • Provider overlap exists on GCP Vertex AI, AWS Bedrock, and OpenRouter; start route-level A/B tests there.
  • Kimi K2 Thinking is $22.50/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Vision, Multimodal, and JSON / JSON / Tool use before moving production traffic.
Kimi K2 Thinking -> Claude Opus 4.7
  • Provider overlap exists on AWS Bedrock, GCP Vertex AI, and OpenRouter; start route-level A/B tests there.
  • Claude Opus 4.7 is $22.50/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Claude Opus 4.7 adds Vision, Multimodal, and JSON / JSON / Tool use in local capability data.

Specs

Specification
Released2026-04-162025-01-01
Context window1m256k
Parameters1T (32B active)
ArchitectureDecoder OnlyDecoder Only
LicenseProprietaryMITOSI-approved
OpennessProprietaryOpen source
WeightsNot releasedUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff2026-01-

Pricing and availability

Pricing attributeClaude Opus 4.7Kimi K2 Thinking
Input price$5/1M tokens$0.60/1M tokens
Output price$25/1M tokens$2.50/1M tokens
Providers

Capabilities

CapabilityClaude Opus 4.7Kimi K2 Thinking
VisionYesNo
MultimodalYesNo
ReasoningYesYes
JSON / Tool useYesNo
Structured outputsYesYes
Code executionYesNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

Last reviewed: 2026-07-26. Data sourced from public model cards and provider documentation.