Cohere: Command R+ (08-2024) vs OpenAI: GPT-5.5 Pro

Side-by-side comparison — pricing, context window, capabilities, and live leaderboard data.

Key differences

  • OpenAI: GPT-5.5 Pro has a 1050K-token context window — 8.2× larger than Cohere: Command R+ (08-2024)'s 128K.
  • Cohere: Command R+ (08-2024) is 92% cheaper per 1K input tokens than OpenAI: GPT-5.5 Pro ($0.0025 vs $0.0300).
  • Cohere: Command R+ (08-2024) is built by Cohere; OpenAI: GPT-5.5 Pro is built by OpenAI.
  • OpenAI: GPT-5.5 Pro supports vision (image inputs); the other does not.

Specifications

Cohere: Command R+ (08-2024)OpenAI: GPT-5.5 Pro
ProviderCohereOpenAI
Context window128K1050K
Max output tokens81928192
Input price / 1K tokens$0.0025$0.0300
Output price / 1K tokens$0.0100$0.1800
Vision supportNoYes
Function callingNoNo
LicenseProprietaryProprietary

About Cohere: Command R+ (08-2024)

Other·Closed

command-r-plus-08-2024 is an update of the [Command R+](/models/cohere/command-r-plus) with roughly 50% higher throughput and 25% lower latencies as compared to the previous Command R+ version, while keeping the hardware footprint...

View Cohere: Command R+ (08-2024) reliability and benchmark history →

About OpenAI: GPT-5.5 Pro

US·Closed

GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...

View OpenAI: GPT-5.5 Pro reliability and benchmark history →

Try them yourself

Run the same prompt against Cohere: Command R+ (08-2024) and OpenAI: GPT-5.5 Pro side-by-side on PromptPit.

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