LLM Reference

Claude 3.5 Sonnet vs Command R+

Claude 3.5 Sonnet (2024) and Command R+ (2024) are frontier reasoning models from Anthropic and Cohere. Claude 3.5 Sonnet ships a 200k-token context window, while Command R+ ships a 128k-token context window. On Chatbot Arena, Claude 3.5 Sonnet leads by 130 pts. On pricing, Command R+ costs $2.50/1M input tokens versus $3/1M 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.

Pick Claude 3.5 Sonnet for general evaluation; Command R+ is better when provider fit matters more.

Decision scorecard

Local evidence first
SignalClaude 3.5 SonnetCommand R+
Best forreasoning-heavy apps, multimodal apps, and tool-calling agentsprovider-routed production
Decision fitCoding, RAG, and AgentsRAG, Long context, and Classification
Context window200k128k
Cheapest output$15/1M tokens$10/1M tokens
Provider routes6 tracked6 tracked
Shared benchmarksChatbot Arena leader2 shared

Decision tradeoffs

Choose Claude 3.5 Sonnet when...
  • Claude 3.5 Sonnet holds a shared-benchmark lead on Chatbot Arena, ahead by 130 points.
  • Claude 3.5 Sonnet has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Claude 3.5 Sonnet uniquely exposes Vision, Multimodal, and Reasoning in local model data.
  • Local decision data tags Claude 3.5 Sonnet for Coding, RAG, and Agents.
Choose Command R+ when...
  • Command R+ has the lower cheapest tracked output price at $10/1M tokens.
  • Local decision data tags Command R+ 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 Command R+

Claude 3.5 Sonnet

$6,150

Cheapest tracked route/tier: GCP Vertex AI

Command R+

$4,500

Cheapest tracked route/tier: Cohere API

Estimated monthly gap: $1,650. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Claude 3.5 Sonnet -> Command R+
  • Provider overlap exists on AWS Bedrock, Microsoft Foundry, and OpenRouter; start route-level A/B tests there.
  • Command R+ is $5/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Vision, Multimodal, and Reasoning before moving production traffic.
Command R+ -> Claude 3.5 Sonnet
  • Provider overlap exists on AWS Bedrock, OpenRouter, and Microsoft Foundry; start route-level A/B tests there.
  • Claude 3.5 Sonnet is $5/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Claude 3.5 Sonnet adds Vision, Multimodal, and Reasoning in local capability data.

Specs

Specification
Released2024-06-202024-04-04
Context window200k128k
Parameters70B104B*
ArchitectureDecoder OnlyDecoder Only
LicenseProprietaryCC-BY-NC-4.0
OpennessProprietaryOpen weights
WeightsNot releasedUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: non-commercial
Knowledge cutoff2024-042023-02

Pricing and availability

Pricing attributeClaude 3.5 SonnetCommand R+
Input price$3/1M tokens$2.50/1M tokens
Output price$15/1M tokens$10/1M tokens
Providers
GCP Vertex AIAWS BedrockAnthropicOpenRouterMicrosoft FoundryReplicate API
Cohere APIAWS BedrockMicrosoft FoundryOCI Generative AIOpenRouterDeepInfra

Capabilities

CapabilityClaude 3.5 SonnetCommand R+
VisionYesNo
MultimodalYesNo
ReasoningYesNo
JSON / Tool useYesNo
Structured outputsYesYes
Code executionYesNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkClaude 3.5 SonnetCommand R+
Chatbot Arena1340.01210.0
Massive Multitask Language Understanding88.779.3

Continue comparing

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